AvosLocker

AvosLocker is a type of malware, specifically ransomware, known for its malicious intent to exploit and damage computer systems. This software often infiltrates systems undetected through suspicious downloads, emails, or websites, subsequently causing disruption in operations, theft of personal information, or holding data hostage for ransom. The Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) have recently published an advisory concerning AvosLocker, indicating its increased threat level and prominence in cybercrime activities. Threat intelligence firm RedSense identified AvosLocker last year as part of a cluster of Conti offshoots, which include Black Basta, BlackBye, Karakurt, Royal Zeon, and Silent Ransom Group. These associated ransomware groups are known to feed data exfiltration to each other, creating a network of malicious activity. Furthermore, AvosLocker has been noted by researchers for its use in various ransomware operations alongside other notorious ransomware such as MedusaLocker, BlackCat, Trigona, and LockBit. Cybersecurity company SentinelOne observed that AvosLocker often appears in attacks along with payloads like BlackCat and LockBit. This suggests that AvosLocker is frequently used in conjunction with other malware types, enhancing its potential to cause significant harm. The repeated advisories from the FBI and CISA on AvosLocker underscore its ongoing threat to cybersecurity, warranting heightened vigilance and robust protective measures against this malicious software.