General

  • Target

    https://github.com/valinet/ExplorerPatcher/tree/master

  • Sample

    240221-w269zsdb3y

Malware Config

Targets

    • Target

      https://github.com/valinet/ExplorerPatcher/tree/master

    • Detect Lumma Stealer payload V4

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Registers COM server for autorun

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks