General

  • Target

    segura.vbs

  • Size

    14.3MB

  • Sample

    241031-hgb2fsseqh

  • MD5

    5fa27882d49b1bcf021faca879f41ecb

  • SHA1

    bba7da6693438f19e241ccc82627227f74e53d3c

  • SHA256

    bef0af387fe44cd78c261d4374ca93e940ed0ef55e7055d4a9fd5246a4913768

  • SHA512

    2e0eeca91c178d641a7992f5f76683f00fac2a418881ad5291405bf0bd4013361bc099a7bcb68b0bfc8e667ce48dd6e7810b093502ab6165c924a293e01e7ade

  • SSDEEP

    1536:lyyyyyyyyyyyyyyyyyyyyyyyryyyyyyyyyyyyyyyyyyyyyyycyyyyyyyyyyyyyyl:nZ5+

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://pastebin.com/raw/J6uRjZrv

Extracted

Family

remcos

Botnet

tar2

C2

parapetos1.duckdns.org: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

    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-10PCQA

  • 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

      segura.vbs

    • Size

      14.3MB

    • MD5

      5fa27882d49b1bcf021faca879f41ecb

    • SHA1

      bba7da6693438f19e241ccc82627227f74e53d3c

    • SHA256

      bef0af387fe44cd78c261d4374ca93e940ed0ef55e7055d4a9fd5246a4913768

    • SHA512

      2e0eeca91c178d641a7992f5f76683f00fac2a418881ad5291405bf0bd4013361bc099a7bcb68b0bfc8e667ce48dd6e7810b093502ab6165c924a293e01e7ade

    • SSDEEP

      1536:lyyyyyyyyyyyyyyyyyyyyyyyryyyyyyyyyyyyyyyyyyyyyyycyyyyyyyyyyyyyyl:nZ5+

    • Remcos

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

    • Remcos family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Checks computer location settings

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

    • Legitimate hosting services abused for malware hosting/C2

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks