Overview

overview

10

Static

static

5fa2570e36...ef.exe

windows7-x64

10

5fa2570e36...ef.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5fa2570e3641c4048abd79604c149951ca69077787ce3e86d9a4798efe2fc4ef

  • Size

    1.1MB

  • Sample

    220731-mgyyfabfd6

  • MD5

    051f250fd72cdbdc953e3c4d836cb514

  • SHA1

    44d427d84c48cc3fd86d887150f0bbe732cae430

  • SHA256

    5fa2570e3641c4048abd79604c149951ca69077787ce3e86d9a4798efe2fc4ef

  • SHA512

    6c6901b0c34a0aac6f2a9022545385bfd235c1337f01758dc7a084da2305f805383334544b18cdba1c2bc7a732cddc4a1cfcf58cb9f2d4549e7a4e6b1ec0134a

Score
10/10
darkcometn19evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

n19

C2

e44.no-ip.biz:1337

Mutex

DC_MUTEX-BTMHVCZ

Attributes
  • gencode

    b79tyFR0J2jW

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Targets

    • Target

      5fa2570e3641c4048abd79604c149951ca69077787ce3e86d9a4798efe2fc4ef

    • Size

      1.1MB

    • MD5

      051f250fd72cdbdc953e3c4d836cb514

    • SHA1

      44d427d84c48cc3fd86d887150f0bbe732cae430

    • SHA256

      5fa2570e3641c4048abd79604c149951ca69077787ce3e86d9a4798efe2fc4ef

    • SHA512

      6c6901b0c34a0aac6f2a9022545385bfd235c1337f01758dc7a084da2305f805383334544b18cdba1c2bc7a732cddc4a1cfcf58cb9f2d4549e7a4e6b1ec0134a

    Score
    10/10
    darkcometn19evasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies firewall policy service

      evasion

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

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