General

  • Target
    bdbae519000fa83fa111ca975f79c3ad8c898544cb1d65b95a3244c74b23c8f9
  • Size 19KB
  • Sample260819-datwgaxvcv
  • SHA256 bdbae519000fa83fa111ca975f79c3ad8c898544cb1d65b95a3244c74b23c8f9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://long-wildflower-b4f5.gustavosoftware.workers.dev/

Extracted

Family
  • remcos

Version
  • 7.2.6 Pro

Botnet
  • Jim_Rems

C2
  • digitalhoster.4nmn.com:2269

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-ZINF3C

  • 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
      1064-RFQ-3L50050098CR807.js
    • Size 1.1MB
    • SHA256 0fcd2714fc541ef44810795e3a88e58beba7e5a555aae62493b158acde04d3ab
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Remcos

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

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Uses browser remote debugging

      Can be used to control the browser and steal sensitive information such as credentials and session cookies.

    • Loads dropped DLL

    • Accesses Microsoft Outlook profiles

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks