Overview

overview

10

Static

static

10

c35e0f090d...18.exe

windows7-x64

10

c35e0f090d...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c35e0f090da7e3fe6a7a0d4884210b13_JaffaCakes118

  • Size

    1024KB

  • Sample

    241204-ttgcgswmgr

  • MD5

    c35e0f090da7e3fe6a7a0d4884210b13

  • SHA1

    93d07c8517d9d36782ee82f3bdb5dd106d39388e

  • SHA256

    f759238bc33a19a0f4c5b27eb8628a57698c3b7b08a9cc07510c579a5fbffed3

  • SHA512

    8e3b538486636e99b2ba40d051ed1fa5977f2867657635bd6718b97b8a6bdc304ed16d1bbad0fef7a8e1555dd5d199161e64f78fe9961e7298abb80552586704

  • SSDEEP

    24576:1Z1xuVVjfFoynPaVBUR8f+kN10EBhSTyLE58JKtYA+u:PQDgok30ESTyLEGK9+u

Score
10/10
darkcometguest16discoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

sabahhassan.no-ip.biz:1604

Mutex

DC_MUTEX-MHPA3BK

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    MAYkZ7Pow4iS

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      c35e0f090da7e3fe6a7a0d4884210b13_JaffaCakes118

    • Size

      1024KB

    • MD5

      c35e0f090da7e3fe6a7a0d4884210b13

    • SHA1

      93d07c8517d9d36782ee82f3bdb5dd106d39388e

    • SHA256

      f759238bc33a19a0f4c5b27eb8628a57698c3b7b08a9cc07510c579a5fbffed3

    • SHA512

      8e3b538486636e99b2ba40d051ed1fa5977f2867657635bd6718b97b8a6bdc304ed16d1bbad0fef7a8e1555dd5d199161e64f78fe9961e7298abb80552586704

    • SSDEEP

      24576:1Z1xuVVjfFoynPaVBUR8f+kN10EBhSTyLE58JKtYA+u:PQDgok30ESTyLEGK9+u

    Score
    10/10
    darkcometguest16discoveryevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Downloads MZ/PE file

    • 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.

    • 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

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

6
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks