Overview

overview

10

Static

static

10

4261edf3ae...18.exe

windows7-x64

10

4261edf3ae...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4261edf3ae6629e4521686cf29138a0d_JaffaCakes118

  • Size

    649KB

  • Sample

    240713-thephszbqa

  • MD5

    4261edf3ae6629e4521686cf29138a0d

  • SHA1

    842e8efe030041825cfa6f24f9375ca29b6838a2

  • SHA256

    83fa9267323e65fa869ffa90d2fd8c34e6716f8b0ad0c5b9c613933ae7ab3137

  • SHA512

    96ed8975394e20ed73d8e699505f1b14f591fd2a90bac57d2d7e3e7aa20322c2158c5649f320dc2286672562400a82008aed76dd1ac498ba5af316471fdbb9f8

  • SSDEEP

    12288:bk0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+u:Q0QRWoJEfg0oChGdJQbjPbNW5tYeP+Gf

Score
10/10
darkcometguest16_minpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

127.0.0.1:1604

Mutex

DCMIN_MUTEX-RDP4WYE

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    cNzp1oalF5l5

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target

      4261edf3ae6629e4521686cf29138a0d_JaffaCakes118

    • Size

      649KB

    • MD5

      4261edf3ae6629e4521686cf29138a0d

    • SHA1

      842e8efe030041825cfa6f24f9375ca29b6838a2

    • SHA256

      83fa9267323e65fa869ffa90d2fd8c34e6716f8b0ad0c5b9c613933ae7ab3137

    • SHA512

      96ed8975394e20ed73d8e699505f1b14f591fd2a90bac57d2d7e3e7aa20322c2158c5649f320dc2286672562400a82008aed76dd1ac498ba5af316471fdbb9f8

    • SSDEEP

      12288:bk0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+u:Q0QRWoJEfg0oChGdJQbjPbNW5tYeP+Gf

    Score
    10/10
    darkcometguest16_minpersistencerattrojan

    • 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