General

  • Target

    802b67f035f6b75aa99b4c04c7701ca80f132ec5007d066f04c174e304423f94

  • Size

    797KB

  • Sample

    210831-714sh7av66

  • MD5

    2ca8be7c1b7b9d4addcdd8643b37faf8

  • SHA1

    4282592b2dda12b1385575b7686e741e5af9e178

  • SHA256

    802b67f035f6b75aa99b4c04c7701ca80f132ec5007d066f04c174e304423f94

  • SHA512

    b81531ded14a93fa7a6136ce721bc79cc113b4745d226acddb73067d5f628469820eb40b233b0de2fe5526c413914b51f24ec4533710b19d37842d307a754f93

Malware Config

Extracted

Family

darkcomet

Botnet

enayi avc�s�

C2

8.tcp.ngrok.io:18922

8.tcp.ngrok.io:11390

Mutex

DC_MUTEX-JJADN00

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    LHGZ2Ktc5bFu

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    Owo Para

Targets

    • Target

      802b67f035f6b75aa99b4c04c7701ca80f132ec5007d066f04c174e304423f94

    • Size

      797KB

    • MD5

      2ca8be7c1b7b9d4addcdd8643b37faf8

    • SHA1

      4282592b2dda12b1385575b7686e741e5af9e178

    • SHA256

      802b67f035f6b75aa99b4c04c7701ca80f132ec5007d066f04c174e304423f94

    • SHA512

      b81531ded14a93fa7a6136ce721bc79cc113b4745d226acddb73067d5f628469820eb40b233b0de2fe5526c413914b51f24ec4533710b19d37842d307a754f93

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Modifies security service

    • Windows security bypass

    • Disables Task Manager via registry modification

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

1
T1031

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

6
T1112

Disabling Security Tools

2
T1089

Hidden Files and Directories

2
T1158

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks