Checking in and attendance every day is a big test for some people. As a result, some criminals took aim at this “business opportunity.” If you pay 25 yuan a month or 89 yuan a year, you can use the APP virtual positioning technology to transmit the false location to the Dingding system to achieve the effect of “checking in” at home. Within two years, 100,000 people became users of this product, and the developer Zhang Moujie earned four or five million yuan, and brought himself to prison: the court sentenced him to five years and six months in prison.
Illegal profit of four to five million yuan
In early October, the Haidian District People’s Court of Beijing publicized a case of damaging computer information systems. The defendant Zhang Moujie was sentenced to five years and six months’ imprisonment.
Source: Beijing Court Trial Information Network
The verdict showed that the defendant Zhang Moujie was arrested by the public security organs on May 31, 2019. According to Zhang Moujie’s confession, he established Beijing Deniu Technology Co., Ltd. and served as CEO in 2017. The legal representative of the company is Zhang Mouhui. He registered the company with his ID card. The company mainly developscell phoneApplication software and provide paid use services. The software “Daniu Assistant” APP developed by the company, by purchasing the right to use the virtual program APP of Shenzhen Luohe Technology Co., Ltd., optimizes the interface of the APP and adds a recharge interface, and then goes online.
According to Zhang Moujie’s confession, “Daniu Assistant” used virtual location information, Wi-Fi information and photo information to modify such information in other apps without changing the source code of other apps. When users use other apps and do not want to expose their own location information, “Daniu Assistant” will mask the user’s location. When users want to modify their own location information, “Daniu Assistant” can make changes. “Niu Assistant”, add the APP that needs to change the positioning information to the list, click the simulated positioning function, and then select the location that needs to be modified on the map.
It is reported that new registered users of “Daniu Assistant” have a 12-hour free trial period, monthly members need to pay 25 yuan per month, and annual membership members need to pay 89 yuan. The company currently earns a total of four to five million yuan through the APP.
The defendant was sentenced to punishment
The verdict showed that, after Alibaba’s technical personnel analyzed the “Dingiu Assistant Android System 1.1.1”, it was found that the software bypassed the “Dingding” infinite security bodyguard module and hijacked the “Dingding” parallel space detection interface. When the “Dingding” parallel space detection interface needs to obtain device information, “Dingiu Assistant” uses replay technology to forge false data, and directly transmits the false data to the “Dingding” parallel space detection interface, resulting in forged check-in records and interference.” The normal operation of the “Dingding” system.
The investigation revealed that the defendant Zhang Moujie developed the “Daniu Assistant” APP and promoted the APP through the Internet for more than 100,000 person-times from 2017 to 2019. The “Daniu Assistant” APP can unauthorizedly interfere with the geographic location data processed and transmitted by the DingTalk system developed by the victim Alibaba (China) Co., Ltd., and destroy the DingTalk system’s function of obtaining the user’s real geographic location. It has been identified that the “Daniu Assistant” APP is a destructive program.
The Haidian District People’s Court of Beijing held that the defendant Zhang Moujie deliberately produced and spread computer viruses and other destructive programs, which affected the normal operation of the computer system, and the consequences were particularly serious. His actions constituted the crime of destroying the computer information system and should be punished.
On April 16, 2021, the Haidian District People’s Court of Beijing ruled that the defendant Zhang Mojie was guilty of sabotaging computer information systems and sentenced to five years and six months’ imprisonment.