Overview

overview

10

Static

static

10

d312993ca7...45.exe

windows7-x64

10

d312993ca7...45.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d312993ca74c57c7b8bc830afaa647f4cc25ba24e61f3bdae61a9faef9048345

  • Size

    1.1MB

  • Sample

    221001-3me1hsddel

  • MD5

    72efe4fa25f3d11c7539b0294cbc2a6c

  • SHA1

    ff23ca62c741f6ec63df92abb4886c5709640fd0

  • SHA256

    d312993ca74c57c7b8bc830afaa647f4cc25ba24e61f3bdae61a9faef9048345

  • SHA512

    508163d29430c2577e6783a7bb88f2343604bc66ae689b173140ff3abd3a5b88c993c489edad0bc09b29080cebd7644c5e4fa1935fc684423c21c30fc0d98cf6

  • SSDEEP

    24576:9Z1xuVVjfFoynPaVBUR8f+kN10EBu6gcbmE0Z:HQDgok300gzZ

Score
10/10
darkcometguest16evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

ibedefacingwebpages.no-ip.biz:100

Mutex

DC_MUTEX-J1YDAAT

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    BA13uwU2yspV

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      d312993ca74c57c7b8bc830afaa647f4cc25ba24e61f3bdae61a9faef9048345

    • Size

      1.1MB

    • MD5

      72efe4fa25f3d11c7539b0294cbc2a6c

    • SHA1

      ff23ca62c741f6ec63df92abb4886c5709640fd0

    • SHA256

      d312993ca74c57c7b8bc830afaa647f4cc25ba24e61f3bdae61a9faef9048345

    • SHA512

      508163d29430c2577e6783a7bb88f2343604bc66ae689b173140ff3abd3a5b88c993c489edad0bc09b29080cebd7644c5e4fa1935fc684423c21c30fc0d98cf6

    • SSDEEP

      24576:9Z1xuVVjfFoynPaVBUR8f+kN10EBu6gcbmE0Z:HQDgok300gzZ

    Score
    10/10
    darkcometguest16evasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Executes dropped EXE

    • 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.

    • 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

Modify Existing Service

2
T1031

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

7
T1112

Disabling Security Tools

2
T1089

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks