General

  • Target

    9b1a67e666a0c2eca43548a7c522f569_JaffaCakes118

  • Size

    732KB

  • Sample

    241125-m9fybszpej

  • MD5

    9b1a67e666a0c2eca43548a7c522f569

  • SHA1

    168cd0433734a4d15d7629c3adba5e775eb216c6

  • SHA256

    ef4c000a5ae1cf0bf4beb6cccbdf400ce23f22e65009f182ccdd1dab73c65e25

  • SHA512

    0483cae966b7f35ec14b524492efd416d31288b9a44d44e0198546813bcedc3d243b2e0712b793caa194837a331c1ed9e1962a8686983d43fb161090a9a525a2

  • SSDEEP

    12288:bCX3Ck/9duMKjzD4IAvy21dVzJgfuCSPokOFLsoPz2SqqkqUcQxbBhJ8:b83hmMoD4GspJcNSgke45SRefbBhJ8

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

127.0.0.1:1604

Mutex

DCMIN_MUTEX-Y280A3J

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    tHZqRMSyWCop

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target

      9b1a67e666a0c2eca43548a7c522f569_JaffaCakes118

    • Size

      732KB

    • MD5

      9b1a67e666a0c2eca43548a7c522f569

    • SHA1

      168cd0433734a4d15d7629c3adba5e775eb216c6

    • SHA256

      ef4c000a5ae1cf0bf4beb6cccbdf400ce23f22e65009f182ccdd1dab73c65e25

    • SHA512

      0483cae966b7f35ec14b524492efd416d31288b9a44d44e0198546813bcedc3d243b2e0712b793caa194837a331c1ed9e1962a8686983d43fb161090a9a525a2

    • SSDEEP

      12288:bCX3Ck/9duMKjzD4IAvy21dVzJgfuCSPokOFLsoPz2SqqkqUcQxbBhJ8:b83hmMoD4GspJcNSgke45SRefbBhJ8

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks