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Overview

overview

10

Static

static

10

JaffaCakes...62.exe

windows7-x64

10

JaffaCakes...62.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_8854848a600589da4c3f738a8958ee62

  • Size

    664KB

  • Sample

    250324-c4yk3styht

  • MD5

    8854848a600589da4c3f738a8958ee62

  • SHA1

    b47f082d3938fb97008518e8d1aedf12c34cac32

  • SHA256

    6fda0fd3839b1877b2a675d09ec1438734131c881a5e2c00a18b487f18fae100

  • SHA512

    9a1d0b4d395fd51081e47065e51e1555d7cbf08c2885b72d33594fa5f4ce2727bba0a5e66628d18733a3da9fae37d2dcf90eb8b8dd6fdc0d974adcb51886eb9e

  • SSDEEP

    12288:F9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqRKyh:jAQ6Zx9cxTmOrucTIEFSpOGzh

Score
10/10
darkcometguest16discoverypersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-F54S21D

Attributes
  • InstallPath

    Windupdt\winupdate.exe

  • gencode

    s�=04$chbreo

  • install

    true

  • offline_keylogger

    false

  • persistence

    true

  • reg_key

    winupdater

rc4.plain

Targets

    • Target

      JaffaCakes118_8854848a600589da4c3f738a8958ee62

    • Size

      664KB

    • MD5

      8854848a600589da4c3f738a8958ee62

    • SHA1

      b47f082d3938fb97008518e8d1aedf12c34cac32

    • SHA256

      6fda0fd3839b1877b2a675d09ec1438734131c881a5e2c00a18b487f18fae100

    • SHA512

      9a1d0b4d395fd51081e47065e51e1555d7cbf08c2885b72d33594fa5f4ce2727bba0a5e66628d18733a3da9fae37d2dcf90eb8b8dd6fdc0d974adcb51886eb9e

    • SSDEEP

      12288:F9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqRKyh:jAQ6Zx9cxTmOrucTIEFSpOGzh

    Score
    10/10
    darkcometguest16discoverypersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Checks BIOS information in registry

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

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks