Overview

overview

10

Static

static

3

cdca6cf1ad...96.exe

windows7-x64

10

cdca6cf1ad...96.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    cdca6cf1adac7a1b0e924e6588b9e096
  • Size 699KB
  • Sample240316-l86xpagh2v
  • SHA256 c9b37efc16b190f11f7607ace2a8f5b60639b716a72321fc3aada925c53aa7ed
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
darkcometguest16evasionpersistencerattrojanupx

Malware Config

Extracted

Family

  • darkcomet

Botnet

  • Guest16

C2

  • 185.113.208.205:1604

Mutex

  • DC_MUTEX-UCGJZEA

Attributes
  • InstallPath

    NvidiaGraphicSys.exe

  • gencode

    Hdnr2tMwrvAj

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    Nvidia Graphics

Targets

    • Target
      cdca6cf1adac7a1b0e924e6588b9e096
    • Size 699KB
    • SHA256 c9b37efc16b190f11f7607ace2a8f5b60639b716a72321fc3aada925c53aa7ed
    • 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

    • Windows security bypass

      evasiontrojan

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • 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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks