Overview

overview

10

Static

static

10

JaffaCakes...00.exe

windows7-x64

10

JaffaCakes...00.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_6362d63c9c4c72682c59aa47678de600

  • Size

    690KB

  • Sample

    250102-hrtn9azjbz

  • MD5

    6362d63c9c4c72682c59aa47678de600

  • SHA1

    ae701f9038fd4c579dbfd5c7ad759388b3924db3

  • SHA256

    d97683cdad0e427bea3e835be08c61924915dbac045ea3ad4fbd9c29f80b8112

  • SHA512

    33e2ea27b10f82eb210be3fa8407ddbeb028edba0a8ac306e85fcc7c0080671413db066f652770865cab622bef01fe8d06b2828e69264d4b2dc76c6d0fdcd7a4

  • SSDEEP

    12288:G9HMeUmcufrvA3kb445UEJ2jsWiD4EvFuu4cNgZhCiZKD/XdyFdh:iiBIGkbxqEcjsWiDxguehC2SQ

Score
10/10
darkcometguest16discoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

dezzanad.zapto.org:1604

Mutex

DC_MUTEX-FLNZPS6

Attributes
  • InstallPath

    MSDCSC\Updata.exe

  • gencode

    VNNz0USuNjjj

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    Update

Targets

    • Target

      JaffaCakes118_6362d63c9c4c72682c59aa47678de600

    • Size

      690KB

    • MD5

      6362d63c9c4c72682c59aa47678de600

    • SHA1

      ae701f9038fd4c579dbfd5c7ad759388b3924db3

    • SHA256

      d97683cdad0e427bea3e835be08c61924915dbac045ea3ad4fbd9c29f80b8112

    • SHA512

      33e2ea27b10f82eb210be3fa8407ddbeb028edba0a8ac306e85fcc7c0080671413db066f652770865cab622bef01fe8d06b2828e69264d4b2dc76c6d0fdcd7a4

    • SSDEEP

      12288:G9HMeUmcufrvA3kb445UEJ2jsWiD4EvFuu4cNgZhCiZKD/XdyFdh:iiBIGkbxqEcjsWiDxguehC2SQ

    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

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • 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

    • Windows security modification

      evasiontrojan

    • 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

2
T1543

Windows Service

2
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

2
T1543

Windows Service

2
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

7
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