Overview

overview

10

Static

static

10

JaffaCakes...60.exe

windows7-x64

10

JaffaCakes...60.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    JaffaCakes118_6aa88ef80a9697880030311b05628d60

  • Size

    660KB

  • Sample

    250103-grw9psvmgn

  • MD5

    6aa88ef80a9697880030311b05628d60

  • SHA1

    7f1e09260ebc3cf88e5f64c13ab745621ed190f4

  • SHA256

    8c34ded6a1094a5de77491faf90251a8f397c0ce26fa50b116b6b08e76126e92

  • SHA512

    6edd5117b15bb810db9140bd02f010d75ca7bb1c618c7df8fe5aacf11436f38075e4109133db5959f7fb740d65f2ecbaf122b6f01bb27c8e69a556b8a998048f

  • SSDEEP

    12288:UXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452Uf:CnAw2WWeFcfbP9VPSPMTSPL/rWvzq4Jv

Score
10/10
darkcometguest16discoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

teststudio.no-ip.org:1604

Mutex

DC_MUTEX-0ZEL9QS

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    CbiUN4cNhiJo

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      JaffaCakes118_6aa88ef80a9697880030311b05628d60

    • Size

      660KB

    • MD5

      6aa88ef80a9697880030311b05628d60

    • SHA1

      7f1e09260ebc3cf88e5f64c13ab745621ed190f4

    • SHA256

      8c34ded6a1094a5de77491faf90251a8f397c0ce26fa50b116b6b08e76126e92

    • SHA512

      6edd5117b15bb810db9140bd02f010d75ca7bb1c618c7df8fe5aacf11436f38075e4109133db5959f7fb740d65f2ecbaf122b6f01bb27c8e69a556b8a998048f

    • SSDEEP

      12288:UXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452Uf:CnAw2WWeFcfbP9VPSPMTSPL/rWvzq4Jv

    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

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    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

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

3
T1112

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