Overview

overview

10

Static

static

10

JaffaCakes...ab.exe

windows7-x64

10

JaffaCakes...ab.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_8a640bec052904f0ab47e951cfada0ab

  • Size

    1.4MB

  • Sample

    250328-gvrhmaswds

  • MD5

    8a640bec052904f0ab47e951cfada0ab

  • SHA1

    9acc1ba44e592ac830d6bde60401e570ae17a5af

  • SHA256

    cedbf08a6f5a665fed0aad9d1825f4631c99ab2a724f8eec9739f899587d745d

  • SHA512

    32e0a82188a5977aefa9a01533edc0e6ee2c43114b18a6fa4c2f9269471d80bc9506bb9a1ba832c5412f7f74288477da7bed65d7126893c27e2edc822759c607

  • SSDEEP

    12288:S6A84PaHhfD/tV9sj5NKR0pau9XGyu2qBVGLQyTPf1Db:XAmBpVKHu0Mu9Xo20VGLVPt

Score
10/10
darkcometopferdefense_evasiondiscoverypersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

OPFER

C2

ichsage.hopto.org:65449

Mutex

DC_MUTEX-97JWEFH

Attributes
  • InstallPath

    Winupdt

  • gencode

    Wr*kEVx/+tEe

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    Sewyer

rc4.plain

Targets

    • Target

      JaffaCakes118_8a640bec052904f0ab47e951cfada0ab

    • Size

      1.4MB

    • MD5

      8a640bec052904f0ab47e951cfada0ab

    • SHA1

      9acc1ba44e592ac830d6bde60401e570ae17a5af

    • SHA256

      cedbf08a6f5a665fed0aad9d1825f4631c99ab2a724f8eec9739f899587d745d

    • SHA512

      32e0a82188a5977aefa9a01533edc0e6ee2c43114b18a6fa4c2f9269471d80bc9506bb9a1ba832c5412f7f74288477da7bed65d7126893c27e2edc822759c607

    • SSDEEP

      12288:S6A84PaHhfD/tV9sj5NKR0pau9XGyu2qBVGLQyTPf1Db:XAmBpVKHu0Mu9Xo20VGLVPt

    Score
    10/10
    darkcometdiscoveryrattrojanupxopferdefense_evasionpersistence

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      defense_evasion

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks