Overview

overview

10

Static

static

3

55ecd1267e...18.exe

windows7-x64

10

55ecd1267e...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    55ecd1267e9e7a0edb77f24f81b27616_JaffaCakes118
  • Size 2.8MB
  • Sample240718-dppkassfnk
  • SHA256 2eb45ce19f9af4c16e7e1ebb2d4ee817fb9aba2ba81847f145ff242b77cb5998
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
darkcometguest16persistencerattrojan

Malware Config

Extracted

Family

  • darkcomet

Botnet

  • Guest16

C2

  • sorry.sytes.net:1604

  • sorry.sytes.net:99

Mutex

  • DC_MUTEX-CWXB70Z

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    EK8rZkvhlqAH

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target
      55ecd1267e9e7a0edb77f24f81b27616_JaffaCakes118
    • Size 2.8MB
    • SHA256 2eb45ce19f9af4c16e7e1ebb2d4ee817fb9aba2ba81847f145ff242b77cb5998
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    darkcometguest16persistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Drops file in Drivers directory

    • 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

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks