General

  • Target

    f3074b4b3dca7f69f06de291a68ad034_JaffaCakes118

  • Size

    852KB

  • Sample

    240416-jpk5rscg67

  • MD5

    f3074b4b3dca7f69f06de291a68ad034

  • SHA1

    10c96d67c4fdd062fd15edbb68e15bab3c5db7d1

  • SHA256

    123a0679375e02308a5fcdb9e1b33e90ca4692ce1be567787138ec26532f6583

  • SHA512

    8111e9fd7454f23f7b0bd1c6c006b995f6ae015571062564d5ec06991a949b210513a2190d22747cf74a260181bab69a4a3d899cabf45ac69937cf1e175eb913

  • SSDEEP

    12288:vj9I9J5eZy5Hwb3S/a6eFNG2L4T0DT1K2B92hj/St1MyaCcb45do4JbxH+jxY:xIXOTb39Lxij41MyN84XFHHYxY

Malware Config

Extracted

Family

darkcomet

Botnet

yepsrv

C2

yepstuff.no-ip.biz:200

Mutex

DC_MUTEX-7KAGZE8

Attributes
  • InstallPath

    MSDCSC\explorer.exe

  • gencode

    keLlgY8kJxFy

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      f3074b4b3dca7f69f06de291a68ad034_JaffaCakes118

    • Size

      852KB

    • MD5

      f3074b4b3dca7f69f06de291a68ad034

    • SHA1

      10c96d67c4fdd062fd15edbb68e15bab3c5db7d1

    • SHA256

      123a0679375e02308a5fcdb9e1b33e90ca4692ce1be567787138ec26532f6583

    • SHA512

      8111e9fd7454f23f7b0bd1c6c006b995f6ae015571062564d5ec06991a949b210513a2190d22747cf74a260181bab69a4a3d899cabf45ac69937cf1e175eb913

    • SSDEEP

      12288:vj9I9J5eZy5Hwb3S/a6eFNG2L4T0DT1K2B92hj/St1MyaCcb45do4JbxH+jxY:xIXOTb39Lxij41MyN84XFHHYxY

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks