CN111565253A - Early warning method and system for fraud data of cat pool - Google Patents
Early warning method and system for fraud data of cat pool Download PDFInfo
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- CN111565253A CN111565253A CN201911282563.3A CN201911282563A CN111565253A CN 111565253 A CN111565253 A CN 111565253A CN 201911282563 A CN201911282563 A CN 201911282563A CN 111565253 A CN111565253 A CN 111565253A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/2281—Call monitoring, e.g. for law enforcement purposes; Call tracing; Detection or prevention of malicious calls
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/14—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic
- H04L63/1441—Countermeasures against malicious traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/12—Detection or prevention of fraud
- H04W12/128—Anti-malware arrangements, e.g. protection against SMS fraud or mobile malware
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Abstract
The invention discloses a method and a system for early warning of fraud data of a cat pool, wherein the method comprises the steps of acquiring data of cat pool equipment and an associated server; analyzing and processing the acquired data, and accurately restoring and reproducing GOIP fraud telephone bill data and fraud telephone card data; and sending an early warning prompt to the called number, wherein the system corresponds to the method. The method overcomes the defect that the GOIP fraud telephone cannot be early-warned through a VOIP line in the prior art, and performs data cleaning, processing and analysis on the acquired data by acquiring the data of the cat pool and the associated SIM server, the management server and the relay server; screening out fraud telephone bill data, acquiring, analyzing fraud telephone conversation states, evaluating fraud telephone danger levels, sending early warning prompts to called numbers of fraud telephones, supporting unattended automatic early warning by the early warning prompts, and finally realizing GOIP fraud telephone data acquisition, data cleaning and data display early warning.
Description
Technical Field
The invention relates to the technical field of telecommunication, in particular to a method and a system for early warning of fraud data of a cat pool.
Background
The telecommunication fraud refers to a criminal who compiles false information in a telephone and short message mode, sets a fraud bureau, conducts remote and non-contact fraud on a victim and induces the victim to make money for the criminal or transfer money.
The main principle of the various VOIP fraud telephone interception means invented at present is to arrange an interception platform at an international or inter-provincial telephone traffic port and to discriminate passing telephones one by one. The main discrimination modes include two modes, namely, the discrimination is carried out based on a specific signaling of a callback telephone or a group calling line; and secondly, judging the specific recording in the group call recording telephone. The GOIP telephone is a communication mode which is combined with a traditional VOIP telephone line and simultaneously accesses communication equipment such as a cat pool, a card pool and the like. The traditional VOIP fraud phone only utilizes the transparent transmission node to dial the fraud phone through the Internet, the GOIP fraud phone realizes the phone fraud of the operator real phone number card to the victim by inserting the operator real phone number card into the card pool and utilizing the cat pool and the associated SIM server, management server and relay server, and the dialed calling number is more fraudulent than the traditional VOIP fraud phone.
The prior mature VOIP fraud phone early warning system and method exists for dialing the traditional VOIP phone, but the cat pool and the associated server used by the GOIP fraud phone are generally placed in the environment or in the border position close to the base station in the environment, and the landing modes of the fraud phone to the environment are completely different, so that the traditional VOIP fraud phone early warning system and method can not deal with and early warn such fraud phones. The fraud molecules are the GOIP fraud means which can improve the fraud success rate and avoid supervision and control attacks, gradually reduce or even abandon the traditional VOIP fraud means, and further use the fraud means which are more hidden and more difficult to trace to the source. The prior VOIP fraud phone early warning method cannot effectively early warn GOIP fraud phones.
Disclosure of Invention
In order to overcome the defects, the inventor of the invention continuously reforms and innovates through long-term exploration attempts and multiple experiments and efforts, and provides a cat pool fraud data early warning method and system, and the method makes up the defect that the traditional method cannot early warn GOIP fraud calls through VOIP lines.
In order to achieve the purpose, the invention adopts the technical scheme that:
a cat pool fraud data early warning method is characterized by comprising the following steps:
s1, acquiring data of the cat pool equipment and the associated server;
s2, analyzing and processing the acquired data, and accurately restoring and reproducing GOIP fraud phone bill data and fraud phone card data;
and S3, sending an early warning prompt to the called number.
According to the early warning method for the fraud data of the cat pool, the preferable technical scheme is as follows:
the acquiring of the cat pool device and associated server data in S1 includes the following operations,
s11, analyzing and processing the cat pool file system, and acquiring the associated information of the SIM server, the management server and the relay server, wherein the associated information comprises a configuration file associated with the SIM server and the cat pool, a configuration file associated with the management server and a configuration file associated with the relay server and the cat pool; if the association information acquisition is successful, executing S12, S13 and S14; otherwise, terminating the step;
s12, scanning and analyzing the SIM server data to obtain original call ticket data;
s13, matching and analyzing the management server data to obtain fraud phone card number management data;
and S14, encrypting and decrypting the relay server data, and analyzing the communication data and the encryption and decryption method of the communication mode.
According to the early warning method for the fraud data of the cat pool, the preferable technical scheme is as follows: step S2 includes the following specific operations,
s21, copying the traffic data of the cat pool and the associated server, and executing the step B2 if the traffic data of the cat pool and the associated server are successful; otherwise, terminating the step;
s22, data cleaning, reserving required core data, removing redundant and invalid data, and executing B3 if the data is successful; otherwise, terminating the step;
s23, summarizing GOIP fraud telephone bill data and fraud telephone card number management data.
According to the early warning method for the fraud data of the cat pool, the preferable technical scheme is as follows: the method comprises the steps of obtaining data of the cat pool device and the associated server, specifically copying flow data of the cat pool device and the associated server, adopting a data compression technology and establishing a data encryption return channel, safely transmitting the obtained flow data to a collection node server cluster, performing round-robin collection on the flow data intermittently by the collection node server cluster through an IP address pool in a rotating mode, and transmitting the data to a data processing and analyzing server by the collection node server cluster.
According to the early warning method for the fraud data of the cat pool, the preferable technical scheme is as follows: the operation of step S3 is specifically as follows,
s31, displaying all fraud telephone data;
s32, checking the communication state of the fraud telephone;
s33, judging the danger level of the fraudulent call by combining the communication time and the communication state of the fraudulent call;
and S34, automatically sending an early warning prompt to the called number.
According to the early warning method for the fraud data of the cat pool, the preferable technical scheme is as follows: the cat pool acquisition device specifically performs IP address and port scanning on a cat pool deployed on the Internet, extracts the authority of the cat pool device, and acquires the associated information of the SIM server, the management server and the relay server by scanning and analyzing a cat pool file system.
The invention also provides a cat pool fraud data early warning system special for the method based on the method, which comprises the following main modules:
the data extraction module is used for extracting the cat pool and the associated SIM server data, the management server data and the relay server data;
the data analysis module is used for analyzing the obtained original data to analyze fraud telephone card data and ticket data;
and the data display module is used for displaying and early warning the extracted fraud telephone card number data and the extracted ticket data.
According to the cat pool fraud data early warning system provided by the invention, a further preferable technical scheme is that the data extraction module comprises:
the system comprises a cat pool file system analysis unit, an SIM server data analysis unit, a management server data analysis unit and a relay server data analysis unit;
the cat pool file system analysis unit is used for analyzing and processing each file of the cat pool system to acquire the associated information of the SIM server, the management server and the relay server;
the SIM server data analysis unit scans and analyzes data in the SIM server to acquire original call ticket data;
the management server data analysis unit is used for matching and analyzing the data in the management server to acquire fraud telephone card number management data;
the relay server data analysis unit is used for analyzing the relay server data through encryption and decryption and analyzing the communication data and the encryption and decryption method of the communication mode.
According to the cat pool fraud data early warning system provided by the invention, a further preferable technical scheme is that the data extraction module comprises:
the system comprises a data copying unit, a data cleaning unit and a data summarizing unit;
the data copying unit is used for copying the flow data of the cat pool and the associated server and ensuring that the data can be accurately restored and reproduced;
the data cleaning unit is used for analyzing the copied flow data, reserving the required core data, and removing redundant data and invalid data;
and the data summarization unit is used for analyzing detailed GOIP fraud telephone bill data and fraud telephone card number management data.
According to the cat pool fraud data early warning system provided by the invention, a further preferable technical scheme is that the data display module comprises:
the system comprises a called early warning unit, a call state display unit, a danger level evaluation unit and an automatic early warning unit;
the called early warning unit is used for displaying all fraud telephone data;
the communication state display unit is used for checking whether the fraud telephone is in communication or the communication is finished;
the danger rating unit is used for judging the danger degree of the fraudulent call;
and the automatic early warning unit is used for automatically sending early warning reminding to the called number.
Compared with the prior art, the invention has the beneficial effects that: the method overcomes the defect that the GOIP fraud telephone cannot be early-warned through a VOIP line in the prior art, and performs data cleaning, processing and analysis on the acquired data by acquiring the data of the cat pool and the associated SIM server, the management server and the relay server; screening out fraud telephone bill data, acquiring, analyzing fraud telephone conversation states, evaluating fraud telephone danger levels, sending early warning prompts to called numbers of fraud telephones, supporting unattended automatic early warning by the early warning prompts, and finally realizing GOIP fraud telephone data acquisition, data cleaning and data display early warning.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a block diagram of the operational flow of the present invention.
Fig. 2 is a system block diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following detailed implementation process will explain embodiments of the present invention in detail with reference to the accompanying drawings and the implementation process, so as to solve the technical problem of warning by applying the GOIP fraud call warning technical means to the present invention, and to achieve the goal that the implementation process of the GOIP fraud call warning effect can be fully understood and implemented according to the contents. Thus, the detailed description of the embodiments of the present invention provided below is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention, and the various embodiments and features of the embodiments can be combined with each other without conflict, and related art related to the aspects is within the scope of the present invention
Examples
As shown in fig. 1 and 2, the invention provides a cat pool fraud data early warning system, which comprises a data extraction module, a data analysis module and a data presentation module. The data extraction module aims to extract the data of the cat pool and the associated SIM server, the data of the management server and the data of the relay server.
The data extraction module comprises a cat pool file system analysis unit, an SIM server data analysis unit, a management server data analysis unit and a relay server data analysis unit. The core fraud telephone bill data extracted by the data extraction module comprises the following contents: GOIP fraud phone type, calling number, calling attribution, calling 7-day calling times, called number, called attribution, called 7-day answering times, call time, call state and call duration.
The cat pool file system analysis unit is used for analyzing and processing each file of the cat pool system and acquiring the associated information of the SIM server, the management server and the relay server.
The SIM server data analysis unit aims to scan and analyze data in the SIM server and acquire original call ticket data.
The management server data analysis unit aims to match and analyze data in the management server and acquire fraud telephone card number management data.
The relay server data analysis unit aims to encrypt and decrypt relay server data and analyze communication data and a communication mode encryption and decryption method.
The data analysis module is used for analyzing the acquired original data and analyzing fraud telephone card data and ticket data and comprises a data copying unit, a data cleaning unit and a data summarizing unit. The data replication unit aims to replicate the flow data of the cat pool and the associated server and ensure that the data can be accurately restored and reproduced. The data cleaning unit aims to analyze the copied flow data, retain required core data and remove redundant data and invalid data. The data summarization unit aims to analyze detailed GOIP fraud telephone bill data and fraud telephone card management data.
The data display module aims to display and early warn the extracted fraud telephone card data and the extracted ticket data; the system comprises a called early warning unit, a call state display unit, a danger level evaluation unit and an automatic early warning unit. The early warning display unit aims to display all fraud telephone data. The call state display unit aims to check whether a fraud phone is in the middle of a call or the call is ended. The danger rating unit is used for judging the danger degree of the fraudulent call. And the automatic early warning unit is used for automatically sending early warning reminding to the called number.
In a specific embodiment, the specific implementation method of the cat pool fraud data early warning system comprises the steps of scanning an IP address and a port of a cat pool deployed on the Internet, extracting the equipment authority of the cat pool, and scanning and analyzing a cat pool file system to obtain the associated information of an SIM server, a management server and a relay server. And identifying IP addresses and ports of the SIM server, the management server and the relay server, detecting and analyzing TCP/IP protocol data, copying flow data of the cat pool and the associated server under the condition of not influencing the normal use of equipment, and establishing a data encryption return channel by adopting a data compression technology. The acquired traffic data are safely transmitted to a collection node server cluster, the collection node server cluster adopts an IP address pool to alternately and intermittently carry out polling collection on the traffic data, then the collection node server cluster transmits the data to a data processing and analyzing server, redundant and invalid data are removed by means of a big data analysis mining technology, a GOIP fraud phone calling number, a called number, call time, call duration and call state are sorted out by means of call records of an SIM server and phone card number data of a management server, so that complete call bill information of fraud phones is matched, the danger degree of the fraud phones is judged by combining information such as fraud phone dialing frequency, call duration and call state, and finally early warning display is carried out on fraud phone warning data in a display system.
In the embodiment, the automatic early warning unit can also be connected with the early warning telephone special line to realize the automatic early warning module of the fraud telephone in the disclosed system for the fraud data of the cat pool. The fraud telephone automatic early warning module automatically performs early warning by accessing an early warning telephone special line and configuring an early warning telephone IP address and a port, so as to realize the butt joint of fraud telephone data and an automatic dialing system. The automatic early warning module simultaneously supports and manages the access of a plurality of early warning telephones. Therefore, automatic early warning of fraud phone unattended operation is realized.
Based on the above disclosed cat pool fraud data early warning system, the present embodiment further provides a cat pool fraud data early warning method corresponding to the above method, as shown in fig. 1, the method includes the following steps:
step S1, obtaining data of the cat pool equipment and the associated server;
step S2, analyzing and processing the acquired data, and accurately restoring and reproducing GOIP fraud phone bill data and fraud phone card data;
and step S3, sending an early warning prompt to the called number.
The mentioned step S1 further includes:
step S11, analyzing and processing each file of the cat pool system, specifically, scanning an IP address and a port through a cat pool deployed on the Internet, extracting equipment authority of the cat pool, and scanning and analyzing a cat pool file system so as to acquire associated information of an SIM server, a management server and a relay server; if the information acquisition is successful, executing S12, S13 and S14;
step S12, scanning and analyzing data in the SIM server, where the data includes: the method comprises the steps of obtaining original call bill data, wherein the original call bill data comprise the type of a GOIP fraud call, a calling number, a calling attribution, 7-day calling times of a calling party, a called number, a called attribution, 7-day called times of a called party, call time, a call state and call duration;
step S13, matching the scanned and analyzed SIM server data with the data in the analysis management server to obtain fraud phone card number management data;
step S14, the relay server data is analyzed through encryption and decryption, and the communication data between the cat pool and the associated server and the encryption and decryption method of the communication mode are analyzed;
the mentioned step S2 further includes:
s21, copying flow data of the cat pool and the associated server to ensure that the data can be accurately restored and reproduced; if the copy is successful, go to S22;
step S22, analyzing the copied flow data, reserving the required core data, and removing redundant data and invalid data; if the analysis is successful, executing S23;
and step S23, analyzing detailed GOIP fraud phone bill data and fraud phone number management data by using the grasped communication data and communication mode decryption method between the cat pool and the associated server.
The mentioned step S3 further includes:
step S31, displaying detailed call bill data of all fraud telephone calls;
step S32, checking whether the fraud telephone is in the conversation or the conversation is over, and supplementing the conversation state into the ticket information;
step S33, judging the danger degree of the fraud phone according to the call duration and frequency of the fraud phone;
and step S34, automatically sending an early warning reminder to the called number.
The embodiment discloses a method and a system for early warning of fraud data of a cat pool, which make up the defect that the prior GOIP fraud telephone can not be early warned through a VOIP line, and perform data cleaning, processing and analysis on the obtained data by obtaining the data of the cat pool and the associated SIM server, management server and relay server; screening out fraud telephone bill data, acquiring, analyzing fraud telephone conversation states, evaluating fraud telephone danger levels, sending early warning prompts to called numbers of fraud telephones, supporting unattended automatic early warning by the early warning prompts, and finally realizing GOIP fraud telephone data acquisition, data cleaning and data display early warning.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.
Claims (10)
1. A cat pool fraud data early warning method is characterized by comprising the following steps:
s1, acquiring data of the cat pool equipment and the associated server;
s2, analyzing and processing the acquired data, and accurately restoring and reproducing GOIP fraud phone bill data and fraud phone card data;
and S3, sending an early warning prompt to the called number.
2. The method for early warning of cat pool fraud data according to claim 1, wherein:
the acquiring of the data of the cat pool device and the associated server in the S1 includes the following operations;
s11, analyzing and processing the cat pool file system, and acquiring the associated information of the SIM server, the management server and the relay server, wherein the associated information comprises a configuration file associated with the SIM server and the cat pool, a configuration file associated with the management server and a configuration file associated with the relay server and the cat pool; if the association information acquisition is successful, executing S12, S13 and S14; otherwise, terminating the step;
s12, scanning and analyzing the SIM server data to obtain original call ticket data;
s13, matching and analyzing the management server data to obtain fraud phone card number management data;
and S14, encrypting and decrypting the relay server data, and analyzing the communication data and the encryption and decryption method of the communication mode.
3. The method for early warning of cat pool fraud data according to claim 1, wherein: step S2 includes the following specific operations,
s21, copying the traffic data of the cat pool and the associated server, and executing the step B2 if the traffic data of the cat pool and the associated server are successful; otherwise, terminating the step;
s22, data cleaning, reserving required core data, removing redundant and invalid data, and executing B3 if the data is successful; otherwise, terminating the step;
s23, summarizing GOIP fraud telephone bill data and fraud telephone card number management data.
4. The method for early warning of cat pool fraud data according to claim 1, wherein: the method comprises the steps of obtaining data of the cat pool device and the associated server, specifically copying flow data of the cat pool device and the associated server, adopting a data compression technology and establishing a data encryption return channel, safely transmitting the obtained flow data to a collection node server cluster, performing round-robin collection on the flow data intermittently by the collection node server cluster through an IP address pool in a rotating mode, and transmitting the data to a data processing and analyzing server by the collection node server cluster.
5. The method for early warning of cat pool fraud data according to claim 1, wherein: the operation of step S3 is specifically as follows,
s31, displaying all fraud telephone data;
s32, checking the communication state of the fraud telephone;
s33, judging the danger level of the fraudulent call by combining the communication time and the communication state of the fraudulent call;
and S34, automatically sending an early warning prompt to the called number.
6. The method for early warning of cat pool fraud data according to claim 1 or 2, wherein: the cat pool acquisition device specifically performs IP address and port scanning on a cat pool deployed on the Internet, extracts the authority of the cat pool device, and acquires the associated information of the SIM server, the management server and the relay server by scanning and analyzing a cat pool file system.
7. A cat pool fraud data early warning system, comprising:
the data extraction module is used for extracting the cat pool and the associated SIM server data, the management server data and the relay server data;
the data analysis module is used for analyzing the obtained original data to analyze fraud telephone card data and ticket data;
and the data display module is used for displaying and early warning the extracted fraud telephone card number data and the extracted ticket data.
8. The cat pool fraud data early warning system of claim 7, wherein the data extraction module comprises:
the system comprises a cat pool file system analysis unit, an SIM server data analysis unit, a management server data analysis unit and a relay server data analysis unit;
the cat pool file system analysis unit is used for analyzing and processing each file of the cat pool system to acquire the associated information of the SIM server, the management server and the relay server;
the SIM server data analysis unit scans and analyzes data in the SIM server to acquire original call ticket data;
the management server data analysis unit is used for matching and analyzing the data in the management server to acquire fraud telephone card number management data;
the relay server data analysis unit is used for analyzing the relay server data through encryption and decryption and analyzing the communication data and the encryption and decryption method of the communication mode.
9. The cat pool fraud data early warning system of claim 7, wherein the data analysis module comprises: the system comprises a data copying unit, a data cleaning unit and a data summarizing unit;
the data copying unit is used for copying the flow data of the cat pool and the associated server and ensuring that the data can be accurately restored and reproduced;
the data cleaning unit is used for analyzing the copied flow data, reserving the required core data, and removing redundant data and invalid data;
and the data summarization unit is used for analyzing detailed GOIP fraud telephone bill data and fraud telephone card number management data.
10. The cat pool fraud data early-warning system according to claim 7, wherein the data presentation module comprises:
the system comprises a called early warning unit, a call state display unit, a danger level evaluation unit and an automatic early warning unit;
the called early warning unit is used for displaying all fraud telephone data;
the communication state display unit is used for checking whether the fraud telephone is in communication or the communication is finished;
the danger rating unit is used for judging the danger degree of the fraudulent call;
and the automatic early warning unit is used for automatically sending early warning reminding to the called number.
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| CN112615966A (en) * | 2020-12-14 | 2021-04-06 | 南方电网海南数字电网研究院有限公司 | Cat pool terminal identification method |
| CN112637437A (en) * | 2021-01-05 | 2021-04-09 | 江西火眼信息技术有限公司 | Accurate pushing system for real-time early warning of telecommunication network fraud |
| CN112738807A (en) * | 2020-12-31 | 2021-04-30 | 恒安嘉新（北京）科技股份公司 | Method, device, equipment and storage medium for discovering harmful GOIP equipment |
| CN113992807A (en) * | 2021-10-25 | 2022-01-28 | 恒安嘉新（北京）科技股份公司 | Voice gateway detection method, device, equipment and storage medium |
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| CN108616890A (en) * | 2018-04-16 | 2018-10-02 | 中山易美信息技术有限公司 | A kind of swindle ticket analysis system |
| CN109219051A (en) * | 2018-11-28 | 2019-01-15 | 上海大汉三通通信股份有限公司 | It is a kind of falseness number determine method, apparatus, equipment and readable storage medium storing program for executing |
| CN110213449A (en) * | 2019-05-17 | 2019-09-06 | 国家计算机网络与信息安全管理中心 | A kind of recognition methods of roaming swindle number |
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| CN112615966A (en) * | 2020-12-14 | 2021-04-06 | 南方电网海南数字电网研究院有限公司 | Cat pool terminal identification method |
| CN112615966B (en) * | 2020-12-14 | 2023-04-14 | 南方电网海南数字电网研究院有限公司 | Cat pool terminal identification method |
| CN112738807A (en) * | 2020-12-31 | 2021-04-30 | 恒安嘉新（北京）科技股份公司 | Method, device, equipment and storage medium for discovering harmful GOIP equipment |
| CN112637437A (en) * | 2021-01-05 | 2021-04-09 | 江西火眼信息技术有限公司 | Accurate pushing system for real-time early warning of telecommunication network fraud |
| CN113992807A (en) * | 2021-10-25 | 2022-01-28 | 恒安嘉新（北京）科技股份公司 | Voice gateway detection method, device, equipment and storage medium |
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