Overview

overview

10

Static

static

3

JaffaCakes...64.exe

windows7-x64

10

JaffaCakes...64.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_5c7bcd08091c8bdd42f289967fa4f364

  • Size

    1.1MB

  • Sample

    250129-3nreya1pbq

  • MD5

    5c7bcd08091c8bdd42f289967fa4f364

  • SHA1

    4ee9545b874b21cbde906fda3d233e7d4af8b300

  • SHA256

    57fd41c4cf91214e1d1bd6c7ab784072f03b0253ceb493b9976d34e03220fd0c

  • SHA512

    40224376a8810a2ed13eea3179b181d08544e94a7aef83a075c06c0997078c201f6b4bd9502074a9eb14431b1da1649ddac15a98309333f596baaded3b1fa86b

  • SSDEEP

    24576:PCh6a/FoVKghO6EtOSCjonOmuZRe1Lhht0Arm5ZVbt:PCh5toVKfA6MSn0ArmTVx

Score
10/10
darkcometguest16defense_evasiondiscoverypersistencerattrojan

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

      JaffaCakes118_5c7bcd08091c8bdd42f289967fa4f364

    • Size

      1.1MB

    • MD5

      5c7bcd08091c8bdd42f289967fa4f364

    • SHA1

      4ee9545b874b21cbde906fda3d233e7d4af8b300

    • SHA256

      57fd41c4cf91214e1d1bd6c7ab784072f03b0253ceb493b9976d34e03220fd0c

    • SHA512

      40224376a8810a2ed13eea3179b181d08544e94a7aef83a075c06c0997078c201f6b4bd9502074a9eb14431b1da1649ddac15a98309333f596baaded3b1fa86b

    • SSDEEP

      24576:PCh6a/FoVKghO6EtOSCjonOmuZRe1Lhht0Arm5ZVbt:PCh5toVKfA6MSn0ArmTVx

    Score
    10/10
    darkcometguest16defense_evasiondiscoverypersistencerattrojan

    • 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

      defense_evasion

    • Windows security bypass

      defense_evasiontrojan

    • Disables RegEdit via registry modification

      defense_evasion

    • Disables Task Manager via registry modification

      defense_evasion

    • Downloads MZ/PE file

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      defense_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

      defense_evasiontrojan

    • Adds Run key to start application

      persistence

    • Program crash

    • 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