Overview

overview

10

Static

static

f34ecc9a2b...65.exe

windows7-x64

10

f34ecc9a2b...65.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f34ecc9a2b4cc433afae06d4e6dee9cf9b30c78b2349ac190855c3b79de8d565

  • Size

    965KB

  • Sample

    221203-dctngscb6w

  • MD5

    d48e65382aa5038a7b5006635b32b951

  • SHA1

    69462a33f4c19711386f07ea3fb0cbe0d9a697cd

  • SHA256

    f34ecc9a2b4cc433afae06d4e6dee9cf9b30c78b2349ac190855c3b79de8d565

  • SHA512

    591b21d638a2591ba1c60165f2207e47fd5c52d681c984edb5e705ebf9b2bd7565e94309f8899473b2f3b028236304a5fdd41223c4d9145314d72b048bdbae10

  • SSDEEP

    24576:QjanCAfUaJYNo5/XOqoa4Q+f1mIMVlzGqLD6h2Zg3:Qj2CNBHClLDOb

Score
10/10
darkcometmohamadpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

mohamad

C2

monasara4.no-ip.org:1604

Mutex

DC_MUTEX-W41GGVQ

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    PTslBCtLGc65

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      f34ecc9a2b4cc433afae06d4e6dee9cf9b30c78b2349ac190855c3b79de8d565

    • Size

      965KB

    • MD5

      d48e65382aa5038a7b5006635b32b951

    • SHA1

      69462a33f4c19711386f07ea3fb0cbe0d9a697cd

    • SHA256

      f34ecc9a2b4cc433afae06d4e6dee9cf9b30c78b2349ac190855c3b79de8d565

    • SHA512

      591b21d638a2591ba1c60165f2207e47fd5c52d681c984edb5e705ebf9b2bd7565e94309f8899473b2f3b028236304a5fdd41223c4d9145314d72b048bdbae10

    • SSDEEP

      24576:QjanCAfUaJYNo5/XOqoa4Q+f1mIMVlzGqLD6h2Zg3:Qj2CNBHClLDOb

    Score
    10/10
    darkcometmohamadpersistencerattrojan

    • 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

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Scripting

1
T1064

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks