Overview

overview

10

Static

static

10

5f21c72791...32.exe

windows7-x64

10

5f21c72791...32.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5f21c7279140fe637b951a0678c7fe6fd84198a43cf26d3b21e1e37ebc12b932

  • Size

    756KB

  • Sample

    220731-wrqt9aafa8

  • MD5

    30cd1eb2e9eb2de1b915df13e69d9ab5

  • SHA1

    b08ebca830448d2607741169c8c96de385b90a92

  • SHA256

    5f21c7279140fe637b951a0678c7fe6fd84198a43cf26d3b21e1e37ebc12b932

  • SHA512

    1d64fc1205609d4e3139dc43340e8e62c81810ddee9ab532883dda49b3c315292c3e826071effafbb8b4aabc61ffe3587f5e8fdc7bb384a4e05ceeba8bf2f9bb

Score
10/10
darkcometp_olsenpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

P_Olsen

C2

secure.gotdns.com:5053

Mutex

DC_MUTEX-CKVKEKE

Attributes
  • InstallPath

    Final Fantasy\FFXIV.exe

  • gencode

    8K1HPoiJsS4s

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    FFupdater

Targets

    • Target

      5f21c7279140fe637b951a0678c7fe6fd84198a43cf26d3b21e1e37ebc12b932

    • Size

      756KB

    • MD5

      30cd1eb2e9eb2de1b915df13e69d9ab5

    • SHA1

      b08ebca830448d2607741169c8c96de385b90a92

    • SHA256

      5f21c7279140fe637b951a0678c7fe6fd84198a43cf26d3b21e1e37ebc12b932

    • SHA512

      1d64fc1205609d4e3139dc43340e8e62c81810ddee9ab532883dda49b3c315292c3e826071effafbb8b4aabc61ffe3587f5e8fdc7bb384a4e05ceeba8bf2f9bb

    Score
    10/10
    darkcometp_olsenpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • 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

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks