Overview

overview

10

Static

static

10

6518a56de5...cs.exe

windows7-x64

10

6518a56de5...cs.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6518a56de55050cd95427bbf49f8b790_NeikiAnalytics.exe

  • Size

    658KB

  • Sample

    240526-ysrjaaab91

  • MD5

    6518a56de55050cd95427bbf49f8b790

  • SHA1

    055f825bda86f0cd5d4c97107615b28309e5d619

  • SHA256

    bc743d7464075151f3a1ed175caeaacef45ac63cc7619ec7c2bbf56fad4ced49

  • SHA512

    987feb06a2c7b9c7d9f2b61bd96c2625476032a9a6957e3ad0230e25f86972f155d5bd27a72cc484c18fef43eb0da372c4a708479dfcae9727263614b427032c

  • SSDEEP

    12288:W9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9EkNC/2:yZ1xuVVjfFoynPaVBUR8f+kN10Ed2

Score
10/10
darkcometbillypersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Billy

C2

ftzdarkcomet.ddns.net:1604

Mutex

DC_MUTEX-X8CUBL6

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    y3n1xt8Jx89u

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      6518a56de55050cd95427bbf49f8b790_NeikiAnalytics.exe

    • Size

      658KB

    • MD5

      6518a56de55050cd95427bbf49f8b790

    • SHA1

      055f825bda86f0cd5d4c97107615b28309e5d619

    • SHA256

      bc743d7464075151f3a1ed175caeaacef45ac63cc7619ec7c2bbf56fad4ced49

    • SHA512

      987feb06a2c7b9c7d9f2b61bd96c2625476032a9a6957e3ad0230e25f86972f155d5bd27a72cc484c18fef43eb0da372c4a708479dfcae9727263614b427032c

    • SSDEEP

      12288:W9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9EkNC/2:yZ1xuVVjfFoynPaVBUR8f+kN10Ed2

    Score
    10/10
    darkcometbillypersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

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

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks