Overview

overview

10

Static

static

1

PO-54752454235.hta

windows7-x64

10

PO-54752454235.hta

windows10-2004-x64

10

Sharing

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General

  • Target

    PO-54752454235.hta

  • Size

    17KB

  • Sample

    241106-jw468avrfy

  • MD5

    ae1d170677ac0a614ed5d88b943c7635

  • SHA1

    eb541a3baddf3305edd84241aba904071721d313

  • SHA256

    e62061d984fda6be6d10edf1131454a5c81ead30c4440a75bd3ba80b1b83b099

  • SHA512

    5e9493295c6e38d149d6c93f236ebc6963969184df3b8fda2b506532d2d635c2fddf996e08e892ee9b2058d2f329dab45c49292c37f15142ac61bac7a5785ab2

  • SSDEEP

    192:F5sOwRdhB9NyK9KFTtJOyJ4YyuQSzTyW1gWHgNWvWk+gyVMOQE8JHumvNgczc:8O2hlatJOyJ4YyGgCGgyVEtzvNgczc

Score
10/10
remcosremotehostdiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

66.63.162.79:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-1CY96M

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      PO-54752454235.hta

    • Size

      17KB

    • MD5

      ae1d170677ac0a614ed5d88b943c7635

    • SHA1

      eb541a3baddf3305edd84241aba904071721d313

    • SHA256

      e62061d984fda6be6d10edf1131454a5c81ead30c4440a75bd3ba80b1b83b099

    • SHA512

      5e9493295c6e38d149d6c93f236ebc6963969184df3b8fda2b506532d2d635c2fddf996e08e892ee9b2058d2f329dab45c49292c37f15142ac61bac7a5785ab2

    • SSDEEP

      192:F5sOwRdhB9NyK9KFTtJOyJ4YyuQSzTyW1gWHgNWvWk+gyVMOQE8JHumvNgczc:8O2hlatJOyJ4YyGgCGgyVEtzvNgczc

    Score
    10/10
    remcosremotehostdiscoveryexecutionpersistencerat

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Remcos family

      remcos

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

      execution

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Downloads MZ/PE file

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks