Overview

overview

10

Static

static

3

42a356666d...18.exe

windows7-x64

10

42a356666d...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    42a356666df8a9e0df68011915aaf00c_JaffaCakes118
  • Size 596KB
  • Sample240713-vygpgsscrd
  • SHA256 5593d6e49f631f8c5b0a632aceb3f3a5c79bb9d5b5902e95a3a8f448c78d928b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
darkcometguest16evasionpersistencerattrojanupx

Malware Config

Extracted

Family

  • darkcomet

Botnet

  • Guest16

C2

  • loveayada.zapto.org:82

Mutex

  • DC_MUTEX-QLHXCM9

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    t4ncNQbXdKme

  • install

    true

  • offline_keylogger

    true

  • password

    ayada

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target
      42a356666df8a9e0df68011915aaf00c_JaffaCakes118
    • Size 596KB
    • SHA256 5593d6e49f631f8c5b0a632aceb3f3a5c79bb9d5b5902e95a3a8f448c78d928b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    darkcometguest16evasionpersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks