The file is a malicious archive used in cyberattacks, specifically linked to Gamaredon Group (also known as Primitive Bear or APT28-adjacent), a state-sponsored threat actor focused on espionage against Ukrainian targets .
: Once opened, it drops a script (VBScript or PowerShell) that ensures the malware survives a system reboot. 2745tuna.rar
: Often associated with Pterodo (Pteranodon) or custom .NET backdoors. 🛠️ Detection and Analysis The file is a malicious archive used in
Attackers distribute this file via with themes related to government or military intelligence. ⚠️ Recommendations Do not extract the archive on
Block known (Indicators of Compromise) at the firewall level.
: To see a live recording of how the file behaves in a sandbox environment. ⚠️ Recommendations Do not extract the archive on a primary workstation. Use a segmented virtual machine (VM) for analysis.
: Predominantly public sector and defense organizations in Ukraine .