Overview

overview

10

Static

static

3

0cc56492ec...18.exe

windows7-x64

10

0cc56492ec...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0cc56492ec83cf86a8c900202275fa7a_JaffaCakes118

  • Size

    901KB

  • Sample

    240621-s3dghswdmh

  • MD5

    0cc56492ec83cf86a8c900202275fa7a

  • SHA1

    1a044e1b11cffb86fa07c90186f45aa4012b7552

  • SHA256

    5ba5df1b2731469a1bd88dbbc02bfd7b5ba45c728fba7909d92479399e84b6e3

  • SHA512

    5c3e49d0b9c5cb822b65e165b434753464c48b6afc3b8ff49af3e0eb4d1351dfcb78b32b101a1828441c91546706d37bc0c068a21d3c741b2e34bc9128888f5d

  • SSDEEP

    24576:KkPhNKltuiMI2tU7sfunBZZSiEavQHqwBJpZaOsqFj:lPmPuqh7mIcqwBAUj

Score
10/10
darkcomet001evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

001

C2

arthas7891.no-ip.biz:5000

Mutex

DC_MUTEX-ATUVQRQ

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    gTYUJfA7rsGT

  • install

    true

  • offline_keylogger

    true

  • password

    77889911

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      0cc56492ec83cf86a8c900202275fa7a_JaffaCakes118

    • Size

      901KB

    • MD5

      0cc56492ec83cf86a8c900202275fa7a

    • SHA1

      1a044e1b11cffb86fa07c90186f45aa4012b7552

    • SHA256

      5ba5df1b2731469a1bd88dbbc02bfd7b5ba45c728fba7909d92479399e84b6e3

    • SHA512

      5c3e49d0b9c5cb822b65e165b434753464c48b6afc3b8ff49af3e0eb4d1351dfcb78b32b101a1828441c91546706d37bc0c068a21d3c741b2e34bc9128888f5d

    • SSDEEP

      24576:KkPhNKltuiMI2tU7sfunBZZSiEavQHqwBJpZaOsqFj:lPmPuqh7mIcqwBAUj

    Score
    10/10
    darkcomet001evasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1
T1064

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

2
T1112

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Scripting

1
T1064

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks