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Overview

overview

10

Static

static

3

JaffaCakes...d3.exe

windows7-x64

10

JaffaCakes...d3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_83073e64b798c4629d7cd8acf906c5d3

  • Size

    1.0MB

  • Sample

    250321-nk69na1lw3

  • MD5

    83073e64b798c4629d7cd8acf906c5d3

  • SHA1

    d7a23fb969406082bb9bc1e9189ddcc64393b1d7

  • SHA256

    99f3cb3501eae1a22f94ada32f602a5f26ebe99f2ece30fad519fefaff9a5ba6

  • SHA512

    daf9c705711cbb7387291c9f7f2ca9a76625d52b1fe331bd8653fbaff1094e231761eb75cdbbaa52b6b23cfd4df0d527173737c67b2cc4a7cd40f9ca06ac3300

  • SSDEEP

    6144:M/yyfrX737v/vD3LPrXTYzvLvDnrnzij3b/7UOjvH/r3bn7f7fTfzHz/rnLkrvR5:PK

Score
10/10
darkcometdark ratdiscoverypersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

DARK RAT

C2

wio.no-ip.biz:1604

Mutex

DC_MUTEX-F4QA1SB

Attributes
  • InstallPath

    Windupdt\winupdate.exe

  • gencode

    *�Q7*pU+TFBT

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    winupdater

rc4.plain

Targets

    • Target

      JaffaCakes118_83073e64b798c4629d7cd8acf906c5d3

    • Size

      1.0MB

    • MD5

      83073e64b798c4629d7cd8acf906c5d3

    • SHA1

      d7a23fb969406082bb9bc1e9189ddcc64393b1d7

    • SHA256

      99f3cb3501eae1a22f94ada32f602a5f26ebe99f2ece30fad519fefaff9a5ba6

    • SHA512

      daf9c705711cbb7387291c9f7f2ca9a76625d52b1fe331bd8653fbaff1094e231761eb75cdbbaa52b6b23cfd4df0d527173737c67b2cc4a7cd40f9ca06ac3300

    • SSDEEP

      6144:M/yyfrX737v/vD3LPrXTYzvLvDnrnzij3b/7UOjvH/r3bn7f7fTfzHz/rnLkrvR5:PK

    Score
    10/10
    darkcometdark ratdiscoverypersistencerattrojanupx

    • 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

    • 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