General

  • Target

    JaffaCakes118_dc341a4899e1a077f128b79dbe296954

  • Size

    6.0MB

  • Sample

    250110-f9bkaatnct

  • MD5

    dc341a4899e1a077f128b79dbe296954

  • SHA1

    e1f1e167595b85784a78f2c3902a4e57082daff9

  • SHA256

    c846b98acb1e0423fa8b07228f06e3816cd0d5c8c076ff8c847622731aec5562

  • SHA512

    978acecbb0cc55a3e8ede7ef78572e3c09ae42553a01de3e82ac8a5f085a937a43f90f0acabf2cfa80e05b1a570c05c41191cc5f76b03492cdfc9c6a2445f949

  • SSDEEP

    196608:HS35uBog53HRVu7vHDpS1IqBRU7kCs2q:HS3YBr53xVu7vHhqBa4Cs

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Chrome

C2

live.nodenet.ml:8863

Mutex

754ce6d6-f75b-4c6f-964c-3996e749369e

Attributes
  • encryption_key

    8F8DE0B9E0A9CA156684061043456EC2CF7D0A6D

  • install_name

    chrome.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    System

  • subdirectory

    chrome

Targets

    • Target

      JaffaCakes118_dc341a4899e1a077f128b79dbe296954

    • Size

      6.0MB

    • MD5

      dc341a4899e1a077f128b79dbe296954

    • SHA1

      e1f1e167595b85784a78f2c3902a4e57082daff9

    • SHA256

      c846b98acb1e0423fa8b07228f06e3816cd0d5c8c076ff8c847622731aec5562

    • SHA512

      978acecbb0cc55a3e8ede7ef78572e3c09ae42553a01de3e82ac8a5f085a937a43f90f0acabf2cfa80e05b1a570c05c41191cc5f76b03492cdfc9c6a2445f949

    • SSDEEP

      196608:HS35uBog53HRVu7vHDpS1IqBRU7kCs2q:HS3YBr53xVu7vHhqBa4Cs

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks