Overview

overview

10

Static

static

10

501b06bbbd...c6.exe

windows7_x64

10

501b06bbbd...c6.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    501b06bbbdfc13d8f7ab54a5e43e41845df54c2977d658812d0eb490b6479dc6

  • Size

    283KB

  • Sample

    220520-wfq1waebdl

  • MD5

    a41eb80d74c75775d8ab172cdb96021a

  • SHA1

    b941643497f1e9f077403da572192bea7544ef67

  • SHA256

    501b06bbbdfc13d8f7ab54a5e43e41845df54c2977d658812d0eb490b6479dc6

  • SHA512

    eea16e51b0abc8a93dc9e4d9339dd860529a48d902458752e8b19e98566ca325669db9dab1d8a35d8b9473b633138591da57de3a66bf38efc637c0064ca0070f

Score
10/10
darkcometjdominwarsevasionpersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

jdominwars

C2

ovosh9999.ddns.net:1604

Mutex

DC_MUTEX-XZYDV4B

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    3aNjt0rawfS4

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      501b06bbbdfc13d8f7ab54a5e43e41845df54c2977d658812d0eb490b6479dc6

    • Size

      283KB

    • MD5

      a41eb80d74c75775d8ab172cdb96021a

    • SHA1

      b941643497f1e9f077403da572192bea7544ef67

    • SHA256

      501b06bbbdfc13d8f7ab54a5e43e41845df54c2977d658812d0eb490b6479dc6

    • SHA512

      eea16e51b0abc8a93dc9e4d9339dd860529a48d902458752e8b19e98566ca325669db9dab1d8a35d8b9473b633138591da57de3a66bf38efc637c0064ca0070f

    Score
    10/10
    darkcometevasionpersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • UPX packed file

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

      upx

    • 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

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

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