General

  • Target

    ff639f1953e0e7896b18dc804ee0ed11f965d6cc60907fd454812c1a8846a2ce.exe

  • Size

    1.2MB

  • Sample

    241122-ksfvwsxpft

  • MD5

    e2f45f4dad343940e2c06b901b71a864

  • SHA1

    72223201c29be62eabac3f798ced2b8b762d833e

  • SHA256

    ff639f1953e0e7896b18dc804ee0ed11f965d6cc60907fd454812c1a8846a2ce

  • SHA512

    b5364557140c5cd4bfab75bd9ce237dd6366d19e2a6a174cc7b432e981f93928540280f251698e0b935af04fde851073b6607f60cc6c90a133aa0e7b8892d98c

  • SSDEEP

    24576:IPMpzxWvSQVw/BSCDyBSvbSFMySqL1fjv4G4uKZ0PU:JWvxiSCWBSzsVL1fktec

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

154.216.16.54:6092

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

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-YJ70D0

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    true

  • take_screenshot_time

    5

Targets

    • Target

      ff639f1953e0e7896b18dc804ee0ed11f965d6cc60907fd454812c1a8846a2ce.exe

    • Size

      1.2MB

    • MD5

      e2f45f4dad343940e2c06b901b71a864

    • SHA1

      72223201c29be62eabac3f798ced2b8b762d833e

    • SHA256

      ff639f1953e0e7896b18dc804ee0ed11f965d6cc60907fd454812c1a8846a2ce

    • SHA512

      b5364557140c5cd4bfab75bd9ce237dd6366d19e2a6a174cc7b432e981f93928540280f251698e0b935af04fde851073b6607f60cc6c90a133aa0e7b8892d98c

    • SSDEEP

      24576:IPMpzxWvSQVw/BSCDyBSvbSFMySqL1fjv4G4uKZ0PU:JWvxiSCWBSzsVL1fktec

    • Remcos

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

    • Remcos family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks