Overview

overview

10

Static

static

10

JaffaCakes...a9.exe

windows7-x64

10

JaffaCakes...a9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_0772f4e7277a21b56bf40cad4cf725a9

  • Size

    234KB

  • Sample

    250219-ymhdesxqgm

  • MD5

    0772f4e7277a21b56bf40cad4cf725a9

  • SHA1

    df222a72794f2be07667c1d556a860cd909993f2

  • SHA256

    ca58eb07c19f66b1ee982432905a9c26a0256fa86409144eccbe6b52e7d30bf9

  • SHA512

    62b064f01390b5f835e9de7dbccbe99a591b4303bef96eb2f8fe04b45d06da700af8bba05d2b16accaa143441b5fa0a8f5e18484333f22382e238c80fc853240

  • SSDEEP

    6144:H4CFfifD2gVKVTQQ249HZ52KTh9XKOCgLJacj5/AZtRsy:HXgr8VMQDT52WXKq9fj5/AZjF

Score
10/10
darkcomet001defense_evasiondiscoverypersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Extracted

Family

darkcomet

Botnet

001

C2

staezx.no-ip.org:101

staezx.no-ip.org:102
Mutex

DC_MUTEX-J0TZVEV

Attributes
  • InstallPath

    Windupdt\winupdate.exe

  • gencode

    -KuTEu*DkpfJ

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    winupdater

rc4.plain

Targets

    • Target

      JaffaCakes118_0772f4e7277a21b56bf40cad4cf725a9

    • Size

      234KB

    • MD5

      0772f4e7277a21b56bf40cad4cf725a9

    • SHA1

      df222a72794f2be07667c1d556a860cd909993f2

    • SHA256

      ca58eb07c19f66b1ee982432905a9c26a0256fa86409144eccbe6b52e7d30bf9

    • SHA512

      62b064f01390b5f835e9de7dbccbe99a591b4303bef96eb2f8fe04b45d06da700af8bba05d2b16accaa143441b5fa0a8f5e18484333f22382e238c80fc853240

    • SSDEEP

      6144:H4CFfifD2gVKVTQQ249HZ52KTh9XKOCgLJacj5/AZtRsy:HXgr8VMQDT52WXKq9fj5/AZjF

    Score
    10/10
    darkcomet001defense_evasiondiscoverypersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies security service

      defense_evasion

    • Windows security bypass

      defense_evasiontrojan

    • 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

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks