Overview

overview

10

Static

static

10

cc02982c75...77.exe

windows7-x64

10

cc02982c75...77.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cc02982c750629bce6c1cb23eb565495c6823796323c5fd00817273090ea7d77

  • Size

    658KB

  • Sample

    221001-3mfl2sddem

  • MD5

    55395ef731c5a631abec11ed0e978470

  • SHA1

    f2eea062acb3e4e163f7e9a0051fe22c1d6d198c

  • SHA256

    cc02982c750629bce6c1cb23eb565495c6823796323c5fd00817273090ea7d77

  • SHA512

    887e07ad230bad73ff536bd3b7338cc0639e6241a9b6e5a5dcc4fa17c31fcb0ce153b3e712258a99fe4939fd847782b69a9088334097842b0fab314d7a78057c

  • SSDEEP

    12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hg:KZ1xuVVjfFoynPaVBUR8f+kN10EB6

Score
10/10
darkcometguest16persistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-CNLPXW5

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    R7NeeQje4jv6

  • install

    true

  • offline_keylogger

    true

  • password

    159753sa

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      cc02982c750629bce6c1cb23eb565495c6823796323c5fd00817273090ea7d77

    • Size

      658KB

    • MD5

      55395ef731c5a631abec11ed0e978470

    • SHA1

      f2eea062acb3e4e163f7e9a0051fe22c1d6d198c

    • SHA256

      cc02982c750629bce6c1cb23eb565495c6823796323c5fd00817273090ea7d77

    • SHA512

      887e07ad230bad73ff536bd3b7338cc0639e6241a9b6e5a5dcc4fa17c31fcb0ce153b3e712258a99fe4939fd847782b69a9088334097842b0fab314d7a78057c

    • SSDEEP

      12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hg:KZ1xuVVjfFoynPaVBUR8f+kN10EB6

    Score
    10/10
    darkcometguest16persistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

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

Tasks