Overview

overview

10

Static

static

10

5ff1345a12...18.exe

windows7-x64

10

5ff1345a12...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5ff1345a12ce2ee874849fba55d577ee_JaffaCakes118

  • Size

    649KB

  • Sample

    240720-ljt7lazdme

  • MD5

    5ff1345a12ce2ee874849fba55d577ee

  • SHA1

    3d493cfed139a9cda191e7b7604a52dacbe89b75

  • SHA256

    3becb7ae406d65c9f46913b29a75ef0f2138d12f9636c316d530576ef9aa1334

  • SHA512

    d1669de9bee264449988e644181c07df9fee75aa990f026b332d6d0a44fd4feb1606d179b267532ebf6065eaff3b1d82dc0170b01bb741ce26e1b5ef8e4f6a42

  • SSDEEP

    12288:9k0QNlxOnizg37k4LUSd0rv5WvYW5HMzLXj9pqQd7cqESAYi991fA/aVm:O0QpGih4bd0rv5+l5szLXj917cqPu912

Score
10/10
darkcomettestpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

TEST

C2

78.37.103.38:1604

Mutex

DCMIN_MUTEX-DZWT96X

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    nUbZE4YbUpxs

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    IMDCSC

Targets

    • Target

      5ff1345a12ce2ee874849fba55d577ee_JaffaCakes118

    • Size

      649KB

    • MD5

      5ff1345a12ce2ee874849fba55d577ee

    • SHA1

      3d493cfed139a9cda191e7b7604a52dacbe89b75

    • SHA256

      3becb7ae406d65c9f46913b29a75ef0f2138d12f9636c316d530576ef9aa1334

    • SHA512

      d1669de9bee264449988e644181c07df9fee75aa990f026b332d6d0a44fd4feb1606d179b267532ebf6065eaff3b1d82dc0170b01bb741ce26e1b5ef8e4f6a42

    • SSDEEP

      12288:9k0QNlxOnizg37k4LUSd0rv5WvYW5HMzLXj9pqQd7cqESAYi991fA/aVm:O0QpGih4bd0rv5+l5szLXj917cqPu912

    Score
    10/10
    darkcomettestpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • 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

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks