General

  • Target

    9df4e1f2aca6df41008c405008749423352533359efba8e5ca865bf8f1f5cb8a

  • Size

    454KB

  • Sample

    220312-e1sxjafdh8

  • MD5

    f227f29cfb2aa5df483628e9a13ba879

  • SHA1

    bd23442d6ae60d3e3df7dfd6693245f97cd79533

  • SHA256

    9df4e1f2aca6df41008c405008749423352533359efba8e5ca865bf8f1f5cb8a

  • SHA512

    930599ce5fa347921885bf4ae2e9c3c621d23f43883e7790b0b380d71a6576ffc74d61f6b6dc02ad7a2ee16f8a7d4b85b436c29068f9f07873a96e69112415e2

Malware Config

Extracted

Family

quasar

Version

3.0

Botnet

ZenoXpu

C2

185.153.222.198:7845

Mutex

HIFbOBRX8hIfqiy4wu

Attributes
  • encryption_key

    DQXvqTzM5uyODUsZK174

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      9df4e1f2aca6df41008c405008749423352533359efba8e5ca865bf8f1f5cb8a

    • Size

      454KB

    • MD5

      f227f29cfb2aa5df483628e9a13ba879

    • SHA1

      bd23442d6ae60d3e3df7dfd6693245f97cd79533

    • SHA256

      9df4e1f2aca6df41008c405008749423352533359efba8e5ca865bf8f1f5cb8a

    • SHA512

      930599ce5fa347921885bf4ae2e9c3c621d23f43883e7790b0b380d71a6576ffc74d61f6b6dc02ad7a2ee16f8a7d4b85b436c29068f9f07873a96e69112415e2

    • Quasar Payload

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • RevengeRAT

      Remote-access trojan with a wide range of capabilities.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks