Latest cybersecurity reporting from selected sources.

A China-linked threat cluster has been exploiting vulnerable Roundcube servers at U.S. and Canadian universities to steal credentials and deploy backdoor malware. [...]

Microsoft security researchers have discovered a new backdoor malware that uses the OpenAI Assistants API as a covert command-and-control channel. [...]

Researchers map a campaign that escalated from a Python infostealer to a full PureRAT backdoor — loaders, evasions, and TLS-pinned C2. Join Huntress Labs' Tradecraft Tuesday for deep technical walkthroughs and live IOC guidance on the latest cybersecurity topics. [...]

Security researchers have linked a new backdoor dubbed Betruger, deployed in several recent ransomware attacks, to an affiliate of the RansomHub operation. [...]

Security researchers have identified and analyzed new malware they call TinyTurla-NG and TurlaPower-NG used by the Russian hacker group Turla to maintain access to a target's network and to steal sensitive data. [...]

Microsoft says that a group of Iranian-backed state hackers are targeting high-profile employees of research organizations and universities across Europe and the United States in spearphishing attacks pushing new backdoor malware. [...]

The number of Cisco IOS XE devices hacked with a malicious backdoor implant has mysteriously plummeted from over 50,000 impacted devices to only a few hundred, with researchers unsure what is causing the sharp decline. [...]

An estimated one million WordPress websites have been compromised during a long-lasting campaign that exploits "all known and recently discovered theme and plugin vulnerabilities" to inject a Linux backdoor that researchers named Balad Injector. [...]

Security researchers have discovered attacks from an advanced threat actor that used "a previously unseen malicious framework" called CommonMagic and a new backdoor called PowerMagic. [...]

Security researchers have discovered a new backdoor called WhiskerSpy used in a campaign from a relatively new advanced threat actor tracked as Earth Kitsune, known for targeting individuals showing an interest in North Korea. [...]

Security researchers have discovered four malicious Dota 2 game mods that were used by a threat actor to backdoor the players' systems. [...]

Security researchers have discovered four malicious Dota 2 game modes that were used by a threat actor to backdoor the players' systems. [...]

A new Go-based malware threat that researchers call Redigo has been targeting Redis servers vulnerable to CVE-2022-0543 to plant a stealthy backdoor and allow command execution. [...]

A new Go-based malware threat that researchers call Redigo has been targeting Redis servers vulnerable to CVE-2022-0543 to plant a stealthy backdoor and allow command execution. [...]

Security researchers found a previously unknown backdoor they call Dophin that's been used by North Korean hackers in highly targeted operations for more than a year to steal files and send them to Google Drive storage. [...]

Security researchers found a previously unknown backdoor they call Dophin that's been used by North Korean hackers in highly targeted operations for more than a year to steal files and send them to Google Drive storage. [...]

Security researchers have found a new piece of malware targeting Microsoft SQL servers. Named Maggie, the backdoor has already infected hundreds of machines all over the world. [...]

Security researchers have discovered a malicious campaign by the 'Witchetty' hacking group, which uses steganography to hide a backdoor malware in a Windows logo. [...]

Cybersecurity researchers report increased activity of the Hello XD ransomware, whose operators are now deploying an upgraded sample featuring stronger encryption. [...]

A threat actor targeted security researchers with fake Windows proof-of-concept exploits that infected devices with the Cobalt Strike backdoor. [...]