General

  • Target
    chromeupdate.exe
  • Size 3.1MB
  • Sample260419-tmbtesev4m
  • SHA256 963a003b54104807e294dd42303910074c61887f8b7717f8fca61247e711c765
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • m.ga888bet.net

C2
  • m.ga888bet.net:80

  • m.ga888bet.net:8080

  • m.ga888bet.net:443

  • m.ga888bet.net:8443

Mutex
  • dc84e7d7-1880-44d7-b9b1-977a69077998

Attributes
  • encryption_key

    576D1496F563366ADEBFC3046D6584BB4AD91241

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    10

  • startup_key

    https://m.ga888bet.net

  • subdirectory

    SubDir

Targets

    • Target
      chromeupdate.exe
    • Size 3.1MB
    • SHA256 963a003b54104807e294dd42303910074c61887f8b7717f8fca61247e711c765
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Enterprise v16

Tasks