Overview

overview

10

Static

static

10

190a8bd75f...18.exe

windows7-x64

10

190a8bd75f...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    190a8bd75ff4f574283feb74efd72162_JaffaCakes118

  • Size

    748KB

  • Sample

    241006-v7fhsaweqq

  • MD5

    190a8bd75ff4f574283feb74efd72162

  • SHA1

    3c41067fd90e76715a0631174f350d6eb9be4183

  • SHA256

    835dae38af5954086f4c0b31702e9b1ba12264e3a9344fb37e3a074ee6d35272

  • SHA512

    de7727050cbba10d52ab34ba4a7ebbe817b211297081808188e644b36ad31b688cc730e12dcf123a8e38478d56ffd9c932a96170cc729f3f5031e31486c9a246

  • SSDEEP

    12288:dk0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+rqMd0QZG:u0QRWoJEfg0oChGdJQbjPbNW5tYeP+G1

Score
10/10
darkcometmobddiscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

mobd

C2

72.78.91.89:1604

Mutex

DC_MUTEX-F54S21D

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    fs0kjF5iGcBl

  • install

    true

  • offline_keylogger

    false

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      190a8bd75ff4f574283feb74efd72162_JaffaCakes118

    • Size

      748KB

    • MD5

      190a8bd75ff4f574283feb74efd72162

    • SHA1

      3c41067fd90e76715a0631174f350d6eb9be4183

    • SHA256

      835dae38af5954086f4c0b31702e9b1ba12264e3a9344fb37e3a074ee6d35272

    • SHA512

      de7727050cbba10d52ab34ba4a7ebbe817b211297081808188e644b36ad31b688cc730e12dcf123a8e38478d56ffd9c932a96170cc729f3f5031e31486c9a246

    • SSDEEP

      12288:dk0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+rqMd0QZG:u0QRWoJEfg0oChGdJQbjPbNW5tYeP+G1

    Score
    10/10
    darkcometmobddiscoveryevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

6
T1112

Credential Access

Discovery

Query Registry

1
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks