Overview

overview

10

Static

static

3

67cb1c01c7...18.exe

windows7-x64

10

67cb1c01c7...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    67cb1c01c75bff149ff7861c69fc4466_JaffaCakes118
  • Size 909KB
  • Sample240723-qxfctasfpp
  • SHA256 24c07c17891cf017be8d95fc1420e436770e0b707a1ce98cb67d128412e88af5
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
darkcometguest1persistencerattrojan

Malware Config

Extracted

Family

  • darkcomet

Botnet

  • Guest1

C2

  • 127.0.0.1:1604

Mutex

  • DCMIN_MUTEX-UV5JZRV

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    DvTRSZJUcivg

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target
      67cb1c01c75bff149ff7861c69fc4466_JaffaCakes118
    • Size 909KB
    • SHA256 24c07c17891cf017be8d95fc1420e436770e0b707a1ce98cb67d128412e88af5
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    darkcometguest1persistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks