Overview

overview

10

Static

static

10

vir.exe

windows7-x64

10

Sharing

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General

  • Target

    vir.exe

  • Size

    659KB

  • Sample

    231113-ny3tdscd61

  • MD5

    72401ed84772a234b21a9081265676ab

  • SHA1

    99d979fb55a26d81b25e9104f6109c59de79d510

  • SHA256

    95b423c1c4f16a2b5dce500b7d1a1ad2d40c126fea6cf3f2ec69e39c5eabcba2

  • SHA512

    36b195244f8320d5fefa07b1a7d9a259df203e3ccb537eb6c2abfe6343253bd6d429e492d2f5aa83183c54be6813aeb973ed3550f3520b7864c9f235ab629335

  • SSDEEP

    12288:T69HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h:T2Z1xuVVjfFoynPaVBUR8f+kN10EB

Score
10/10
darkcometpcevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

PC

C2

147.185.221.16:52214

Mutex

DC_MUTEX-J4MLBWA

Attributes
  • InstallPath

    ProgramData\MicrosoftRunTime\RuntimeBroker.exe

  • gencode

    Ex2JnqKSLyu8

  • install

    true

  • offline_keylogger

    true

  • password

    a8!zo~VW!5

  • persistence

    true

  • reg_key

    Winlogon

Targets

    • Target

      vir.exe

    • Size

      659KB

    • MD5

      72401ed84772a234b21a9081265676ab

    • SHA1

      99d979fb55a26d81b25e9104f6109c59de79d510

    • SHA256

      95b423c1c4f16a2b5dce500b7d1a1ad2d40c126fea6cf3f2ec69e39c5eabcba2

    • SHA512

      36b195244f8320d5fefa07b1a7d9a259df203e3ccb537eb6c2abfe6343253bd6d429e492d2f5aa83183c54be6813aeb973ed3550f3520b7864c9f235ab629335

    • SSDEEP

      12288:T69HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h:T2Z1xuVVjfFoynPaVBUR8f+kN10EB

    Score
    10/10
    darkcometpcevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Disables RegEdit via registry modification

      evasion

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

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

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

3
T1112

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks