General

  • Target
    aa00054329f9fd7e6bad58734b991d1e2b87a316a14bee261664f30cdaaaec35.bin
  • Size 265KB
  • Sample260908-h5ykcseq7y
  • SHA256 aa00054329f9fd7e6bad58734b991d1e2b87a316a14bee261664f30cdaaaec35
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://lively-fog-af49.pablosoftwareplus.workers.dev/krMUS

Extracted

Family
  • remcos

Version
  • 7.3.1 Pro

Botnet
  • Log_Sept

C2
  • germanuserman.4nmn.com:2511

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-9L1QZN

  • 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
      aa00054329f9fd7e6bad58734b991d1e2b87a316a14bee261664f30cdaaaec35.bin
    • Size 265KB
    • SHA256 aa00054329f9fd7e6bad58734b991d1e2b87a316a14bee261664f30cdaaaec35
    • 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.

    • Executes a VBScript file via the Windows Script Host.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks