New hierarchy, heightened threat: Classiscam’s sustained global campaign

Classiscam was initially launched as a relatively straightforward scam operation. Cybercriminals created fake ads on marketplaces and classified sites, and leveraged social engineering techniques to trick users into “buying” the falsely-advertised goods or services, whether by transferring money directly to Read More …

Telegram has become a window into war

Since the invasion of Ukraine in February 2022, Telegram has gained an outsize influence on one of the world’s most watched conflicts. “Telegram is fantastic for many, many reasons and for the fact that we’ve managed to see what is Read More …

Telegram bans Russian state media after pressure from Europe

Facebook, Twitter, YouTube and TikTok all scrubbed Russia’s RT — and its channels in English, Spanish, French and German — off their platforms after the European Union imposed sanctions on the Kremlin-backed media network. But these organizations, which are pushing Russian Read More …

Purple Fox rootkit discovered in malicious Telegram installers

Researchers have warned that the Purple Fox rootkit is now being distributed through malicious, fake Telegram installers online. This week, the Minerva Labs cybersecurity team, working with MalwareHunterTeam, said that Purple Fox is being disguised through a file named “Telegram Read More …

Octopus Trojan exploits Telegram ban fears to snag diplomatic targets across Asia

Researchers have uncovered the Octopus Trojan in a wave of cyberattacks being launched against diplomatic entities across central Asia. According to cybersecurity firm Kaspersky Lab, the targeted campaign has used the recent ban of Telegram messenger across Russia and reported attempts to Read More …

Unicode Technique Used to Deliver Cryptomining Malware Through Telegram

Attackers are using the time-tested right-to-left override technique to deliver cryptomining malware through the popular Telegram messaging application, say researchers. The right-to-left (RLO) technique uses Unicode to hide malicious file names and trick users into executing what appear to be Read More …