General

  • Target
    2026-10-24_6c9763990783da7562133dd9602e4050_cobalt-strike_coinminer_elex_glassworm_hijackloader_icedid_luca-stealer_mass-logger_ngrbot_njrat_poet-rat_quasar-rat_vidar_xrat
  • Size 5.7MB
  • Sample261025-xag2fsssa1
  • SHA256 2ac30ac622bba68a3caa3b0d4837ee624bc3c5082ac1b117502721e72a2b41b6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • Office04

C2
  • 108.186.112.213:4782

Mutex
  • e91610cd-5b8c-4842-9f35-3462621ed2b9

Attributes
  • encryption_key

    C234496C7B0ABCD873BB6BB5A54288B6D340B6FF

  • install_name

    inc.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    inc

  • subdirectory

    SubDir

Targets

    • Target
      2026-10-24_6c9763990783da7562133dd9602e4050_cobalt-strike_coinminer_elex_glassworm_hijackloader_icedid_luca-stealer_mass-logger_ngrbot_njrat_poet-rat_quasar-rat_vidar_xrat
    • Size 5.7MB
    • SHA256 2ac30ac622bba68a3caa3b0d4837ee624bc3c5082ac1b117502721e72a2b41b6
    • 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 executables containing artifacts associated with disabling Widnows Defender

    • Detects executables containing common artifacts observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, crypt

    • Detects executables referencing many email and collaboration clients. Observed in information steale

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Executes dropped EXE

MITRE ATT&CK Enterprise v16

Tasks