Overview

overview

10

Static

static

5b2f4726b2...e6.exe

windows7-x64

10

5b2f4726b2...e6.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    5b2f4726b2508e3a148af9d1dcb32de589c0255df8c588ad7cd26ecc0b4510e6

  • Size

    1.6MB

  • Sample

    221126-3dnlascf74

  • MD5

    0620050df2e5a15c53b9035407c4cfbf

  • SHA1

    5a7cfa25d0c9e1ce1838310c450a5d3c1a81e62f

  • SHA256

    5b2f4726b2508e3a148af9d1dcb32de589c0255df8c588ad7cd26ecc0b4510e6

  • SHA512

    1f88713ff76982305fac2ced56f838ab36721e25c6589934cd25489ae8eb149555d8004c96a36aa9e8429cdfb69aeb59a91e8a660618799115bf146084cc8816

  • SSDEEP

    24576:WF14CROX4GLhHexsQ8XqlAzpGNQUlFTH0dxXc/2hAqT9MI8SqVb8JNPTEJaE53:WF1pR4LhusCAF2d8dikAu9MzgzE4C

Score
10/10
darkcometbndbtevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

bndbt

C2

imouttahere.no-ip.biz:1605

Mutex

DC_MUTEX-PPBR4G6

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    xPKZmVuPN7gy

  • install

    true

  • offline_keylogger

    true

  • password

    aerohigh

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      5b2f4726b2508e3a148af9d1dcb32de589c0255df8c588ad7cd26ecc0b4510e6

    • Size

      1.6MB

    • MD5

      0620050df2e5a15c53b9035407c4cfbf

    • SHA1

      5a7cfa25d0c9e1ce1838310c450a5d3c1a81e62f

    • SHA256

      5b2f4726b2508e3a148af9d1dcb32de589c0255df8c588ad7cd26ecc0b4510e6

    • SHA512

      1f88713ff76982305fac2ced56f838ab36721e25c6589934cd25489ae8eb149555d8004c96a36aa9e8429cdfb69aeb59a91e8a660618799115bf146084cc8816

    • SSDEEP

      24576:WF14CROX4GLhHexsQ8XqlAzpGNQUlFTH0dxXc/2hAqT9MI8SqVb8JNPTEJaE53:WF1pR4LhusCAF2d8dikAu9MzgzE4C

    Score
    10/10
    darkcometbndbtevasionpersistencerattrojan

    • 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.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    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