Overview

overview

10

Static

static

7

0438b81ee3...18.exe

windows7-x64

10

0438b81ee3...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0438b81ee3750308f9f569d031c21643_JaffaCakes118

  • Size

    263KB

  • Sample

    240622-2py1qssbrm

  • MD5

    0438b81ee3750308f9f569d031c21643

  • SHA1

    d89cc337a1fc42612c6f8bbadd3e7710ad59defe

  • SHA256

    542c5c49bcadb7fa60ff96f55b43dc40638cb8b30de7fa61fc309085ae5a45bc

  • SHA512

    5347343b9f18e64f67332925640884c458b01d41afb86e391355722ea7c8200c337211fae48008012a6c08aa114eca8ebaef8d72780060cac033514b16352969

  • SSDEEP

    6144:ZUec+feYbi8H/z/Z3wqD5PaSjMHOOcBsl+jbPGCh:ZUexxdH7R53jhOdMbPG

Score
10/10
darkcometguest16aspackv2persistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

smr9.no-ip.org:1604

Mutex

DC_MUTEX-FTS535R

Attributes
  • InstallPath

    MSDCSC\lsass.exe

  • gencode

    FYP5R0KrQklH

  • install

    true

  • offline_keylogger

    false

  • password

    123456

  • persistence

    true

  • reg_key

    lsass.exe

Targets

    • Target

      0438b81ee3750308f9f569d031c21643_JaffaCakes118

    • Size

      263KB

    • MD5

      0438b81ee3750308f9f569d031c21643

    • SHA1

      d89cc337a1fc42612c6f8bbadd3e7710ad59defe

    • SHA256

      542c5c49bcadb7fa60ff96f55b43dc40638cb8b30de7fa61fc309085ae5a45bc

    • SHA512

      5347343b9f18e64f67332925640884c458b01d41afb86e391355722ea7c8200c337211fae48008012a6c08aa114eca8ebaef8d72780060cac033514b16352969

    • SSDEEP

      6144:ZUec+feYbi8H/z/Z3wqD5PaSjMHOOcBsl+jbPGCh:ZUexxdH7R53jhOdMbPG

    Score
    10/10
    darkcometguest16aspackv2persistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

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

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks