Overview

overview

10

Static

static

1

39a5746e7e...d4f.js

windows7-x64

10

39a5746e7e...d4f.js

windows10-2004-x64

10

Sharing

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General

  • Target

    39a5746e7ea980faf5eee9bfdbd11d96466f24afddf634d7050dd893acb3ad4f.js

  • Size

    9KB

  • Sample

    241211-cxtcsawmdn

  • MD5

    1b6d2103d7dab7301d982d0f7854acab

  • SHA1

    9275b6b0f62f6ffc5185f8227f7cf511e51ffec4

  • SHA256

    39a5746e7ea980faf5eee9bfdbd11d96466f24afddf634d7050dd893acb3ad4f

  • SHA512

    e104f94649b7cadc28ab30fe1fa82ea03095dcac12f06e1e1e35baed587dfad1f4064c79d8ac2fe01e1fcc3c20c672e6545ce513c1196f0a2079b5c24f740c33

  • SSDEEP

    96:XrdDvmf58omujIk9KY8k6z8kvhSxkgg+6vmfgxmKgK1yUApzuhnqib9Nczvmfymb:tm1muXYm6Lbgg+gm6mc1mNVibXemKmFB

Score
10/10
remcosremotehostcollectiondiscoveryexecutionrat

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20
exe.dropper

https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20

Extracted

Family

remcos

Botnet

RemoteHost

C2

160.25.73.25:6426

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

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-M1KUA1

  • 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

      39a5746e7ea980faf5eee9bfdbd11d96466f24afddf634d7050dd893acb3ad4f.js

    • Size

      9KB

    • MD5

      1b6d2103d7dab7301d982d0f7854acab

    • SHA1

      9275b6b0f62f6ffc5185f8227f7cf511e51ffec4

    • SHA256

      39a5746e7ea980faf5eee9bfdbd11d96466f24afddf634d7050dd893acb3ad4f

    • SHA512

      e104f94649b7cadc28ab30fe1fa82ea03095dcac12f06e1e1e35baed587dfad1f4064c79d8ac2fe01e1fcc3c20c672e6545ce513c1196f0a2079b5c24f740c33

    • SSDEEP

      96:XrdDvmf58omujIk9KY8k6z8kvhSxkgg+6vmfgxmKgK1yUApzuhnqib9Nczvmfymb:tm1muXYm6Lbgg+gm6mc1mNVibXemKmFB

    Score
    10/10
    executionremcosremotehostcollectiondiscoveryrat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

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

    • Accesses Microsoft Outlook accounts

      collection

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks