General

  • Target

    JaffaCakes118_94bd603778fd677fb9ae2ba9dea1a90b

  • Size

    1.0MB

  • Sample

    250329-x6fhha11at

  • MD5

    94bd603778fd677fb9ae2ba9dea1a90b

  • SHA1

    a435f6f7fe94e12cfe6127531b04d2de85ed4859

  • SHA256

    de09d1e89d28c805c5e76a55e3de5af8f1b9e2d985bac19a88e42411c2697af6

  • SHA512

    96f4e2aa9fee022b089b5ecfbb917581ecfa8f3553349cc15d4310bed3565ed49ecf574df1939fcefadc3a19fae8ddc8c5ddc9ba79bf4748e9a4ab8b85419d62

  • SSDEEP

    12288:3JIgwDM1afm34GNzONSFm9lAIpeSXLzdMWdSJ1iRraB:3SgYM1alyzhmYsPqWdSbiRraB

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

testehff.no-ip.biz:1604

94.225.115.130:1604

Mutex

DC_MUTEX-TML3K84

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    KmYpD1WH9wHk

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

rc4.plain

Extracted

Family

darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Targets

    • Target

      JaffaCakes118_94bd603778fd677fb9ae2ba9dea1a90b

    • Size

      1.0MB

    • MD5

      94bd603778fd677fb9ae2ba9dea1a90b

    • SHA1

      a435f6f7fe94e12cfe6127531b04d2de85ed4859

    • SHA256

      de09d1e89d28c805c5e76a55e3de5af8f1b9e2d985bac19a88e42411c2697af6

    • SHA512

      96f4e2aa9fee022b089b5ecfbb917581ecfa8f3553349cc15d4310bed3565ed49ecf574df1939fcefadc3a19fae8ddc8c5ddc9ba79bf4748e9a4ab8b85419d62

    • SSDEEP

      12288:3JIgwDM1afm34GNzONSFm9lAIpeSXLzdMWdSJ1iRraB:3SgYM1alyzhmYsPqWdSbiRraB

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • 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