DragonReturn DcRAT Global\ShitSetupOn26126k Mutex Single-Instance Check

Ibrahim Saud@tektrix

•updated Jun 30, 2026•0•0•5

Detects the initialization phase of the Operation DragonReturn DcRAT loader, specifically identifying the creation of a unique named global mutex (Global\ShitSetupOn26126k) which acts as a single-instance enforcement mechanism and is often associated with sandbox evasion techniques.