Overview

overview

10

Static

static

10

Trojan-Ran...er.exe

windows7-x64

10

Trojan-Ran...er.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Trojan-Ransom.Win32.Blocker.hrft-5801b953d771af5f71d5f972cc9143b49116a562b7e3c884cca167dac043cc3d

  • Size

    339KB

  • Sample

    221106-3q6yeaaedq

  • MD5

    7f193864875f86617fb274d491605645

  • SHA1

    1374a7958b0c596edea03f681402fd3103b233ba

  • SHA256

    5801b953d771af5f71d5f972cc9143b49116a562b7e3c884cca167dac043cc3d

  • SHA512

    059bb16deb70152c58314381102dd25e52f53090fcf5f88430bbe953df4e686ee9708316de52944a02e002b7fb99ccc70fa6a2413fd5907d78d52891fcb16492

  • SSDEEP

    6144:AUxA/K7GWMXqLj3BtP6J6TCDEVERm6m35RAzi702eOOaQ/hluADpfO:AUxseGWMXOttP60CDmI9651702eAufO

Score
10/10
darkcometvicevasionpersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

VIC

C2

tigerbait.no-ip.org:200

Mutex

DC_MUTEX-RTR47PT

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    aYkU1NxKaQm1

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    rundll32

Targets

    • Target

      Trojan-Ransom.Win32.Blocker.hrft-5801b953d771af5f71d5f972cc9143b49116a562b7e3c884cca167dac043cc3d

    • Size

      339KB

    • MD5

      7f193864875f86617fb274d491605645

    • SHA1

      1374a7958b0c596edea03f681402fd3103b233ba

    • SHA256

      5801b953d771af5f71d5f972cc9143b49116a562b7e3c884cca167dac043cc3d

    • SHA512

      059bb16deb70152c58314381102dd25e52f53090fcf5f88430bbe953df4e686ee9708316de52944a02e002b7fb99ccc70fa6a2413fd5907d78d52891fcb16492

    • SSDEEP

      6144:AUxA/K7GWMXqLj3BtP6J6TCDEVERm6m35RAzi702eOOaQ/hluADpfO:AUxseGWMXOttP60CDmI9651702eAufO

    Score
    10/10
    darkcometvicevasionpersistencerattrojanupx

    • 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