Overview

overview

10

Static

static

98755eadea...58.exe

windows7_x64

10

98755eadea...58.exe

windows10_x64

10

Sharing

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General

  • Target

    98755eadea7bd0b44fc437ec5bb15f3aaedcf5cb3265e59e579c23dd29086958

  • Size

    266KB

  • Sample

    201109-gjd5xns8lj

  • MD5

    607f3249f01bcb2406e81c2cce900f73

  • SHA1

    ee08e9662d34fa613e43ef7d9c81b393377abded

  • SHA256

    98755eadea7bd0b44fc437ec5bb15f3aaedcf5cb3265e59e579c23dd29086958

  • SHA512

    f46ce677320f2de9b0fce39733484485c14274d3a6e391e68a23ce3aa2273d1bd2871f028293b69ce4319afed73efa251d26483ad5522066624fca75208fca0d

Score
10/10
darkcometevasionpersistencerattrojan

Malware Config

Targets

    • Target

      98755eadea7bd0b44fc437ec5bb15f3aaedcf5cb3265e59e579c23dd29086958

    • Size

      266KB

    • MD5

      607f3249f01bcb2406e81c2cce900f73

    • SHA1

      ee08e9662d34fa613e43ef7d9c81b393377abded

    • SHA256

      98755eadea7bd0b44fc437ec5bb15f3aaedcf5cb3265e59e579c23dd29086958

    • SHA512

      f46ce677320f2de9b0fce39733484485c14274d3a6e391e68a23ce3aa2273d1bd2871f028293b69ce4319afed73efa251d26483ad5522066624fca75208fca0d

    Score
    10/10
    darkcometevasionpersistencerattrojan

    • 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

    • 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