Overview

overview

10

Static

static

3

5146c50115...18.exe

windows7-x64

10

5146c50115...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5146c50115d3c990cc7b9a6e014cfc27_JaffaCakes118

  • Size

    398KB

  • Sample

    240717-dxfx5awgrd

  • MD5

    5146c50115d3c990cc7b9a6e014cfc27

  • SHA1

    b636f79b4c543926c42708d8756268cbf83f3f5b

  • SHA256

    cfeec6ea15b6e27112b504ca7ac0db945570874d92d2aab95488d66f76316a9d

  • SHA512

    0d552d730e424e7f96f50fb2728b52e51909da960489712d5c098cc36659e35bb02632f0c4608e7a5ccabe1a55864bbe5f9521ea0943900de44bfbef5c95df05

  • SSDEEP

    6144:26ztJGY/K7lsOUY16IVBu8PW8tcigTCui5J4gM8ZBt+QYQZ/DxFYN/qJOgMSP:2WEwKmyP5LhZ3zNZ/DxFYN/qsgMSP

Score
10/10
darkcometguest16_minpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

annaba232323.no-ip.biz:1604

Mutex

DCMIN_MUTEX-V5P60FQ

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    2xisj4tmi9i9

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target

      5146c50115d3c990cc7b9a6e014cfc27_JaffaCakes118

    • Size

      398KB

    • MD5

      5146c50115d3c990cc7b9a6e014cfc27

    • SHA1

      b636f79b4c543926c42708d8756268cbf83f3f5b

    • SHA256

      cfeec6ea15b6e27112b504ca7ac0db945570874d92d2aab95488d66f76316a9d

    • SHA512

      0d552d730e424e7f96f50fb2728b52e51909da960489712d5c098cc36659e35bb02632f0c4608e7a5ccabe1a55864bbe5f9521ea0943900de44bfbef5c95df05

    • SSDEEP

      6144:26ztJGY/K7lsOUY16IVBu8PW8tcigTCui5J4gM8ZBt+QYQZ/DxFYN/qJOgMSP:2WEwKmyP5LhZ3zNZ/DxFYN/qsgMSP

    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

    • Drops file in System32 directory

    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