General

  • Target

    af2d72fc2c8e4b4a6b7be2d7b5806d37ffc13b27d2a210ffffcc8c963862e184.exe

  • Size

    2.6MB

  • Sample

    250217-pmw25synaq

  • MD5

    a5bee6a7836dcd947ff0159da4ca0b29

  • SHA1

    9f86f98d5777bc73753cc5a70a2f259b8e1b9e82

  • SHA256

    af2d72fc2c8e4b4a6b7be2d7b5806d37ffc13b27d2a210ffffcc8c963862e184

  • SHA512

    6afc31772009ed4ee6e4ba9733b563bc379a47491cea633054cdce4e6f8798456d202171f212b3572e6d88c90d6d8a1ffff5f484707e5186e0b170ab6f8167e7

  • SSDEEP

    49152:PYbdYAm4zEbdYAm4zXbdYAm4zKbdYAm4zFbdYAm4zB3An3AI3AJ3AiW538r/39vG:PSdrWdrrdrAdr1drlA3AaAtAuv9vpn43

Malware Config

Extracted

Family

remcos

Botnet

mranon2025G

C2

eddy2025.ddns.net:2606

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    word32.exe

  • copy_folder

    Word

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    data.dat

  • keylog_flag

    false

  • keylog_folder

    Update

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    !"$£%&1112222/&HGFDSVC%$/&%&uty%/&%/UjygthUJ-GL327K

  • screenshot_crypt

    true

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      af2d72fc2c8e4b4a6b7be2d7b5806d37ffc13b27d2a210ffffcc8c963862e184.exe

    • Size

      2.6MB

    • MD5

      a5bee6a7836dcd947ff0159da4ca0b29

    • SHA1

      9f86f98d5777bc73753cc5a70a2f259b8e1b9e82

    • SHA256

      af2d72fc2c8e4b4a6b7be2d7b5806d37ffc13b27d2a210ffffcc8c963862e184

    • SHA512

      6afc31772009ed4ee6e4ba9733b563bc379a47491cea633054cdce4e6f8798456d202171f212b3572e6d88c90d6d8a1ffff5f484707e5186e0b170ab6f8167e7

    • SSDEEP

      49152:PYbdYAm4zEbdYAm4zXbdYAm4zKbdYAm4zFbdYAm4zB3An3AI3AJ3AiW538r/39vG:PSdrWdrrdrAdr1drlA3AaAtAuv9vpn43

    • Remcos

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

    • Remcos family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks