Overview

overview

10

Static

static

5

f28323cc64...18.exe

windows7-x64

10

f28323cc64...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f28323cc645074a5bdb0d2bc862bdfe4_JaffaCakes118

  • Size

    1.4MB

  • Sample

    240416-dabpwshd9y

  • MD5

    f28323cc645074a5bdb0d2bc862bdfe4

  • SHA1

    73e23c68930f06bcb94ef06334a1375a2ed93124

  • SHA256

    e05fca6a1f09cc8f32eef7a5d494a5658599c293a9c57c7fc6a39e464cff5696

  • SHA512

    615299f3565a98fffd64ecc3276ee02a4c0c86f85be8f622ed33e82af9fb597ed9bc3e34f92cdbc6956634a2ba0979c16aa6586b0ddba252a9e9654285af7507

  • SSDEEP

    24576:7aHMv6CorjqnyC8uySbTgezodAFNwkbyvGLG8ZljHdYLpKCUvK:71vqjdC89ShNFNjWGZlzKFcvK

Score
10/10
darkcometevasionpersistencerattrojan

Malware Config

Targets

    • Target

      f28323cc645074a5bdb0d2bc862bdfe4_JaffaCakes118

    • Size

      1.4MB

    • MD5

      f28323cc645074a5bdb0d2bc862bdfe4

    • SHA1

      73e23c68930f06bcb94ef06334a1375a2ed93124

    • SHA256

      e05fca6a1f09cc8f32eef7a5d494a5658599c293a9c57c7fc6a39e464cff5696

    • SHA512

      615299f3565a98fffd64ecc3276ee02a4c0c86f85be8f622ed33e82af9fb597ed9bc3e34f92cdbc6956634a2ba0979c16aa6586b0ddba252a9e9654285af7507

    • SSDEEP

      24576:7aHMv6CorjqnyC8uySbTgezodAFNwkbyvGLG8ZljHdYLpKCUvK:71vqjdC89ShNFNjWGZlzKFcvK

    Score
    10/10
    darkcometevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks