General

  • Target

    https://mega.nz/file/RqMUkJZY#JnIR6PD87bZjL0rSOdcc52dMBEomNhq1R6kAIh_JS3k

  • Sample

    240315-v1mnhsgc48

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Quasar windows

C2

52.54.140.82:4782

Mutex

f47473eb-6312-4bba-b7c2-a009070e477f

Attributes
  • encryption_key

    EA40234DB6FF388605726FC9388DE61C982F0997

  • install_name

    Windefender.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    ModPackStart

  • subdirectory

    Tea

Targets

    • Target

      https://mega.nz/file/RqMUkJZY#JnIR6PD87bZjL0rSOdcc52dMBEomNhq1R6kAIh_JS3k

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks