General

  • Target

    http://github.com/Legendary-BYPASS/Trash/releases/download/1/Client.exe

  • Sample

    250121-l2ws5sylgp

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

VM-KU

C2

adidya354-21806.portmap.host:21806

Mutex

cf7c4d30-a326-47cc-a5f0-5a19aa014204

Attributes
  • encryption_key

    E50BC33BC56B70B1A2963DE6EA1855A0E0D0FBCE

  • install_name

    Windows Shell Interactive.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows Shell Interactive

Targets

    • Target

      http://github.com/Legendary-BYPASS/Trash/releases/download/1/Client.exe

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks