Overview

overview

10

Static

static

7925fb4943...44.exe

windows7-x64

10

7925fb4943...44.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7925fb4943617c8bf2740c0d4030243a70d5461d6069ed136c7a0360c9545744

  • Size

    440KB

  • Sample

    220731-ntqm9secc3

  • MD5

    a56c8f7c8cc94966093d7ea2b3241f12

  • SHA1

    e12bdd5b96295d73e2bd14b63d5be1dffe485796

  • SHA256

    7925fb4943617c8bf2740c0d4030243a70d5461d6069ed136c7a0360c9545744

  • SHA512

    5f343bd670d633f403d561312de638a4eac63bb937b86557c39b56f89a86ac94382319a36ac9bff5e9a4401e2f91950f4129e945e51668cd8937ec4a7c8849a6

Score
10/10
darkcometgarryevasionpersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

garry

C2

212.83.162.240:4449

Mutex

DC_MUTEX-HVQYYV2

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    qP9qMy51lYCf

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    SQLBrowser

Targets

    • Target

      7925fb4943617c8bf2740c0d4030243a70d5461d6069ed136c7a0360c9545744

    • Size

      440KB

    • MD5

      a56c8f7c8cc94966093d7ea2b3241f12

    • SHA1

      e12bdd5b96295d73e2bd14b63d5be1dffe485796

    • SHA256

      7925fb4943617c8bf2740c0d4030243a70d5461d6069ed136c7a0360c9545744

    • SHA512

      5f343bd670d633f403d561312de638a4eac63bb937b86557c39b56f89a86ac94382319a36ac9bff5e9a4401e2f91950f4129e945e51668cd8937ec4a7c8849a6

    Score
    10/10
    darkcometgarryevasionpersistencerattrojanupx

    • 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.

    • Deletes itself

    • 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