Overview

overview

10

Static

static

10

ec1ca6b63e...4N.exe

windows7-x64

10

ec1ca6b63e...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ec1ca6b63eb88d819b6a00a2c83f1002946b344f93fd69d8d63ef6709e235d24N.exe

  • Size

    911KB

  • Sample

    241205-wh6jcavpbw

  • MD5

    bef3f2f3e384ffaf8963522e75bc2ed0

  • SHA1

    aefd22b4d50005b0e3177be47897bee29b407da9

  • SHA256

    ec1ca6b63eb88d819b6a00a2c83f1002946b344f93fd69d8d63ef6709e235d24

  • SHA512

    e3cc31f53d16469cde583a8f0613b41a5e46a58d123d5814f424afa9a0112751a3f4a25d7e719e55b530d06b87680a3330d3222d293461036a8b8bed36e23a8c

  • SSDEEP

    24576:sCUKoN0bUxgGa/pfBHDb+y1HgZfUD0QZh9u:sNK1A6CH

Score
10/10
darkcometdiscoveryevasionpersistencerattrojan

Malware Config

Targets

    • Target

      ec1ca6b63eb88d819b6a00a2c83f1002946b344f93fd69d8d63ef6709e235d24N.exe

    • Size

      911KB

    • MD5

      bef3f2f3e384ffaf8963522e75bc2ed0

    • SHA1

      aefd22b4d50005b0e3177be47897bee29b407da9

    • SHA256

      ec1ca6b63eb88d819b6a00a2c83f1002946b344f93fd69d8d63ef6709e235d24

    • SHA512

      e3cc31f53d16469cde583a8f0613b41a5e46a58d123d5814f424afa9a0112751a3f4a25d7e719e55b530d06b87680a3330d3222d293461036a8b8bed36e23a8c

    • SSDEEP

      24576:sCUKoN0bUxgGa/pfBHDb+y1HgZfUD0QZh9u:sNK1A6CH

    Score
    10/10
    darkcometdiscoveryevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

7
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks