General

  • Target
    2026-08-30_fd72003daf7b91c09348b3326ddb77a4_cobalt-strike_frostygoop_hive_luca-stealer_salatstealer_sliver
  • Size 11.4MB
  • Sample260830-3z7w3ascjb
  • SHA256 cc0b00d22e9f206e4844db9ce45e346ae0501ac95d7ccab552e584a553348d7a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • fuck1

Mutex
  • c4047834-de59-4363-8d95-ce32bcbad0d3

Attributes
  • encryption_key

    723A2B2A6F2EF73A3A133F7A10A174FDB6C54877

  • install_name

    oasis.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Microsoft_Logs

  • reconnect_delay

    300

  • startup_key

    Quasar Client Startup

  • subdirectory

    adobemirage

Targets

    • Target
      2026-08-30_fd72003daf7b91c09348b3326ddb77a4_cobalt-strike_frostygoop_hive_luca-stealer_salatstealer_sliver
    • Size 11.4MB
    • SHA256 cc0b00d22e9f206e4844db9ce45e346ae0501ac95d7ccab552e584a553348d7a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers

    • Detects encrypted or obfuscated .NET executables

    • Detects executables containing common artifacts observed in infostealers

    • Checks computer location settings

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

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

MITRE ATT&CK Enterprise v16

Tasks