Overview

overview

10

Static

static

10

2fc0684e55...18.exe

windows7-x64

10

2fc0684e55...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2fc0684e55792545979017a79c9b6cca_JaffaCakes118

  • Size

    658KB

  • Sample

    240709-k1z9haydkc

  • MD5

    2fc0684e55792545979017a79c9b6cca

  • SHA1

    d7e5782cf51d8a381d930e13f8b5afb5d75a0b3b

  • SHA256

    dd6b111e54103891e5eb16d8545097f7a4c36541fcbcd36c5a8dfecdecf5cd84

  • SHA512

    b2c2ea78a7192bbc15d3bc01e719ab56a517b34759be5a5874bbcbd27a97ed7e99c1302feab925ca2d918755df067b0ef3bb5d969bd352916ba1e2c9c25d9bb6

  • SSDEEP

    12288:e9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h8:qZ1xuVVjfFoynPaVBUR8f+kN10EBm

Score
10/10
darkcomettestevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

test

C2

hatim92.no-ip.biz:200

Mutex

DC_MUTEX-PHZGJVH

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    1CxUkFKMkqEt

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      2fc0684e55792545979017a79c9b6cca_JaffaCakes118

    • Size

      658KB

    • MD5

      2fc0684e55792545979017a79c9b6cca

    • SHA1

      d7e5782cf51d8a381d930e13f8b5afb5d75a0b3b

    • SHA256

      dd6b111e54103891e5eb16d8545097f7a4c36541fcbcd36c5a8dfecdecf5cd84

    • SHA512

      b2c2ea78a7192bbc15d3bc01e719ab56a517b34759be5a5874bbcbd27a97ed7e99c1302feab925ca2d918755df067b0ef3bb5d969bd352916ba1e2c9c25d9bb6

    • SSDEEP

      12288:e9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h8:qZ1xuVVjfFoynPaVBUR8f+kN10EBm

    Score
    10/10
    darkcomettestevasionpersistencerattrojan

    • 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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

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

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks