General

  • Target

    https://steamcommunity.com/profiles/76561199485757056

  • Sample

    250124-wawdeazmaz

Malware Config

Targets

    • Target

      https://steamcommunity.com/profiles/76561199485757056

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Detected potential entity reuse from brand STEAM.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks