Overview

overview

10

Static

static

10

7d434574ff...24.exe

windows7-x64

10

7d434574ff...24.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7d434574ff84cb293111d4ba1b953faa36eb49d8a257539e80b755e3f8fc3224

  • Size

    658KB

  • Sample

    221001-3mls3adder

  • MD5

    6d2af3af93fbb8e1fd8cbfde6fb810c0

  • SHA1

    aa0574609abf1acd8a7e27396548f32e6aac52d7

  • SHA256

    7d434574ff84cb293111d4ba1b953faa36eb49d8a257539e80b755e3f8fc3224

  • SHA512

    08feaec307d69c4ef91b91a50c54a0dd8ffde4e12e48681565d7999e82c9d9ceb155ca853d34ffe9a8a8f76c8f5aa9e92c534a476cceb5de060fd08de434e354

  • SSDEEP

    12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hM:KZ1xuVVjfFoynPaVBUR8f+kN10EBe

Score
10/10
darkcomethackedevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Hacked

C2

127.0.0.1:1996

Mutex

EXMDUUZQTE

Attributes
  • InstallPath

    IntelUpdate\Intel.exe

  • gencode

    gvuUE7r66tTs

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    IntelUpdate

Targets

    • Target

      7d434574ff84cb293111d4ba1b953faa36eb49d8a257539e80b755e3f8fc3224

    • Size

      658KB

    • MD5

      6d2af3af93fbb8e1fd8cbfde6fb810c0

    • SHA1

      aa0574609abf1acd8a7e27396548f32e6aac52d7

    • SHA256

      7d434574ff84cb293111d4ba1b953faa36eb49d8a257539e80b755e3f8fc3224

    • SHA512

      08feaec307d69c4ef91b91a50c54a0dd8ffde4e12e48681565d7999e82c9d9ceb155ca853d34ffe9a8a8f76c8f5aa9e92c534a476cceb5de060fd08de434e354

    • SSDEEP

      12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hM:KZ1xuVVjfFoynPaVBUR8f+kN10EBe

    Score
    10/10
    darkcomethackedevasionpersistencerattrojan

    • 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.

    • 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