Overview

overview

10

Static

static

10

24c1639572...86.exe

windows7-x64

10

24c1639572...86.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    24c1639572bc578e73fb540049f85965d7507193295d92f76182a74f1159cb86

  • Size

    902KB

  • Sample

    221130-nv7ceaag5x

  • MD5

    24f9560078b41421ef6e7b578e11707d

  • SHA1

    9538044dde6f01d845ed85f2aba2d6c5dba4ed84

  • SHA256

    24c1639572bc578e73fb540049f85965d7507193295d92f76182a74f1159cb86

  • SHA512

    d16e5473c101b5753e329b952acc84c3c6a0a61444e1a584b91e4966edf0f736bee7b34e096a19ae77be5de131da564a0295199156d088cf99bc6dff57caa63d

  • SSDEEP

    24576:LAz5yV99MCTKMQtCypy9IvmAro8+Ehds7ULh6kR:MIEXpIchds7ULhL

Score
10/10
darkcometguest16evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

nizamcik.zapto.org:1604

Mutex

DC_MUTEX-11C9ZRU

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    dmLlC7W9J569

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      24c1639572bc578e73fb540049f85965d7507193295d92f76182a74f1159cb86

    • Size

      902KB

    • MD5

      24f9560078b41421ef6e7b578e11707d

    • SHA1

      9538044dde6f01d845ed85f2aba2d6c5dba4ed84

    • SHA256

      24c1639572bc578e73fb540049f85965d7507193295d92f76182a74f1159cb86

    • SHA512

      d16e5473c101b5753e329b952acc84c3c6a0a61444e1a584b91e4966edf0f736bee7b34e096a19ae77be5de131da564a0295199156d088cf99bc6dff57caa63d

    • SSDEEP

      24576:LAz5yV99MCTKMQtCypy9IvmAro8+Ehds7ULh6kR:MIEXpIchds7ULhL

    Score
    10/10
    darkcometguest16evasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • 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

4
T1112

Disabling Security Tools

2
T1089

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks