Overview

overview

10

Static

static

fca179fad8...1e.exe

windows7_x64

10

fca179fad8...1e.exe

windows10_x64

10

Sharing

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General

  • Target

    fca179fad8f5926381442196918d56565af187fb4f53cc99c0dd2070831a8f1e

  • Size

    1.8MB

  • Sample

    201113-g39zdx31se

  • MD5

    9aa948ba3a29d8b3020bc24947949fcf

  • SHA1

    e8719b8824987e3813a715bcb5a54557baa32157

  • SHA256

    fca179fad8f5926381442196918d56565af187fb4f53cc99c0dd2070831a8f1e

  • SHA512

    8dccb7c2025efe211aacbe1eb9c78b65cb0330f1a5f16a95d8492652317662f3b23691c9a22018f1e7c7043acc71406192b073344601f5633353650fd09a476e

Score
10/10
darkcometvbstedevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

vbsted

C2

forshared.ddns.net:6722

Mutex

DC_MUTEX-6UPV0L8

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    kWdnrSvNCdV5

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      fca179fad8f5926381442196918d56565af187fb4f53cc99c0dd2070831a8f1e

    • Size

      1.8MB

    • MD5

      9aa948ba3a29d8b3020bc24947949fcf

    • SHA1

      e8719b8824987e3813a715bcb5a54557baa32157

    • SHA256

      fca179fad8f5926381442196918d56565af187fb4f53cc99c0dd2070831a8f1e

    • SHA512

      8dccb7c2025efe211aacbe1eb9c78b65cb0330f1a5f16a95d8492652317662f3b23691c9a22018f1e7c7043acc71406192b073344601f5633353650fd09a476e

    Score
    10/10
    darkcometvbstedevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    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

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks