Overview

overview

10

Static

static

10

JaffaCakes...a0.exe

windows7-x64

10

JaffaCakes...a0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_6d762a94e66deec625a3620e4850fca0

  • Size

    756KB

  • Sample

    250103-scksxazlcv

  • MD5

    6d762a94e66deec625a3620e4850fca0

  • SHA1

    0819e2d83f56030c9d26a913741bc3b41a9880c4

  • SHA256

    f05d4b5a46ea65ecea6f6c966a9d94456e216fd26c789225fda09ef7f5e2f1c8

  • SHA512

    1ad2b9b1592c25f6c86eff7a317fd8dedcd775c71e3070d83becd6dee6e0185b502cef95a6c3193d20a415d06b3d86f0f1290c230a1cb58fff6e305fb7366fb0

  • SSDEEP

    12288:n9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hSqMd0QZhg:BZ1xuVVjfFoynPaVBUR8f+kN10EBgD07

Score
10/10
darkcometperceustakediscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

PerceusTake

C2

yalabeni00.no-ip.biz:1604

shen00.no-ip.biz:1604

bymicroshen.no-ip.biz:1604
Mutex

DC_MUTEX-13RUG7N

Attributes
  • InstallPath

    MSDCSC\System.exe

  • gencode

    aeErt76Z1CMf

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    System

Targets

    • Target

      JaffaCakes118_6d762a94e66deec625a3620e4850fca0

    • Size

      756KB

    • MD5

      6d762a94e66deec625a3620e4850fca0

    • SHA1

      0819e2d83f56030c9d26a913741bc3b41a9880c4

    • SHA256

      f05d4b5a46ea65ecea6f6c966a9d94456e216fd26c789225fda09ef7f5e2f1c8

    • SHA512

      1ad2b9b1592c25f6c86eff7a317fd8dedcd775c71e3070d83becd6dee6e0185b502cef95a6c3193d20a415d06b3d86f0f1290c230a1cb58fff6e305fb7366fb0

    • SSDEEP

      12288:n9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hSqMd0QZhg:BZ1xuVVjfFoynPaVBUR8f+kN10EBgD07

    Score
    10/10
    darkcometperceustakediscoveryevasionpersistencerattrojan

    • 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

    • Disables RegEdit via registry modification

      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

    • 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