Researchers Uncover New Drokbk Malware that Uses GitHub as a Dead Drop Resolver

The subgroup of an Iranian nation-state group known as Nemesis Kitten has been attributed as behind a previously undocumented custom malware dubbed Drokbk that uses GitHub as a dead drop resolver to exfiltrate data from an infected computer, or to receive commands. "The use of GitHub as a virtual...

U.S. Charges 3 Iranian Hackers and Sanctions Several Others Over Ransomware Attacks

The U.S. Treasury Department's Office of Foreign Assets Control OFAC on Wednesday announced sweeping sanctions against ten individuals and two entities backed by Iran's Islamic Revolutionary Guard Corps IRGC for their involvement in ransomware attacks at least since October 2020. The agency said...

Profiling DEV-0270: PHOSPHORUS’ ransomware operations

Microsoft threat intelligence teams have been tracking multiple ransomware campaigns and have tied these attacks to DEV-0270, also known as Nemesis Kitten, a sub-group of Iranian actor PHOSPHORUS. Microsoft assesses with moderate confidence that DEV-0270 conducts malicious network operations,...

Profiling DEV-0270: PHOSPHORUS’ ransomware operations

Microsoft threat intelligence teams have been tracking multiple ransomware campaigns and have tied these attacks to DEV-0270, also known as Nemesis Kitten, a sub-group of Iranian actor PHOSPHORUS. Microsoft assesses with moderate confidence that DEV-0270 conducts malicious network operations,...