Core Viewpoint - The WeChat Security Center has issued a warning against illegal activities such as pyramid schemes and fraud organized through WeChat groups, emphasizing the potential for permanent account restrictions for participants involved in such activities [1][4]. Summary by Sections Recent Complaints and Actions - WeChat has received complaints regarding accounts involved in organizing pyramid schemes and fraud within groups, using deceptive tactics like claiming to unfreeze national assets or promoting blockchain-related investments with high returns [1][4]. Consequences for Violators - Accounts found to be violating regulations will face tiered penalties based on the severity of the violations, including potential permanent login restrictions and disabling group functionalities for confirmed violators [4]. Common Fraud Techniques - Fraudsters often disguise themselves as official entities, using fake documents and claims of government support to lure users into investing in fictitious projects, such as "historical national assets" or "blockchain virtual currencies" [10][13]. Warning Signs and Precautions - Users are advised to be cautious of promises of high returns with low investment, especially those claiming to be secret government projects. Participation in "referral" activities or downloading unknown apps is also discouraged [13][14][15]. Target Demographics - Scammers frequently exploit the trust of elderly individuals in official institutions, urging them to join pyramid schemes and recruit others, which is illegal [17].

Core Points - An elderly woman in Wenzhou, Zhejiang, was targeted by a scam involving a fake customer service call from a short video platform, leading to a potential financial loss of 260,000 yuan [1][6] - The police intervened in time, preventing any financial loss by disconnecting the phone from the scammer's control [3][4] Group 1 - The elderly victim received a call claiming her account had been activated for a live streaming membership, which would incur a monthly fee of 800 yuan if not canceled [6] - The scammer successfully convinced the victim to download a malicious app, leading to remote control of her phone and a "screen sharing" situation [6][7] - The police used a toothpick to remove the SIM card from the phone, effectively cutting off the scammer's access [3][4] Group 2 - The incident highlights the dangers of downloading apps from unverified sources, as the malicious app contained a Trojan virus that allowed remote access to the victim's phone [6][7] - The police provided guidelines for individuals whose phones may be compromised, including removing the SIM card, turning off the home router, freezing bank accounts, and checking for other malware [7]

Core Points - The article highlights a case of a senior citizen being targeted by scammers who remotely controlled her phone to access her bank account, emphasizing the dangers of such scams and the methods used by fraudsters [1][5][11] Group 1: Scam Methodology - The scam began with a phone call from someone claiming to be a customer service representative from Douyin, providing personal information to gain the victim's trust [3][5] - The victim was tricked into downloading a fraudulent app that allowed the scammers to remotely control her phone, leading to a potential theft of her funds [5][13] - The scammers used a deceptive tactic of asking the victim to look into a mirror to capture her facial information for identity verification in mobile banking [11][9] Group 2: Police Response - Police intervened by removing the SIM card from the victim's phone, which restored her control over the device and prevented further loss [9][15] - Officers identified that the victim's phone had been compromised with malware that enabled screen sharing and remote control, highlighting the risks of downloading unverified applications [13][15] - The police provided emergency measures for individuals who find themselves in similar situations, including removing the SIM card, disconnecting from the internet, and freezing bank accounts [15]