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FlawedAmmyy

FlawedAmmyy is a well-known Remote Access Tool (RAT) attributed to criminal gang TA505 and used to get the control of target machines. The name reminds the strong link with the leaked source code of Ammyy Admin from which it took the main structure.

Linked Threat Actors

TA505

C2 Infrastructure

Hosting/VPS83%
ISP/Residential17%

Last 7 days

May 13, 2026
C2 Hosts: 15