General

  • Target

    8df645995df261a5bc7c19d2ba16127256054497e498faaba582dffe10e01f91

  • Size

    986KB

  • Sample

    241121-bsn2tsxmg1

  • MD5

    d5da623ad42a511796d291c516a5dbb6

  • SHA1

    029ef97714317521a472f7a8770295421a585e45

  • SHA256

    8df645995df261a5bc7c19d2ba16127256054497e498faaba582dffe10e01f91

  • SHA512

    eb64880cbe757026605f76d737f00ed73fb28b0580cab7a1f225295252fa3f366875e999e2493c4a7050769aa8989660ec140dc39231974f011e91001eb50acd

  • SSDEEP

    24576:xGQ3AgIk9qzYhJVbysG2iPQE2cjYkT0CdA0uYvr0TzP1R:gQQJk9xVboRPQLcfTZZRvwTzPn

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

mandope483.duckdns.org:59033

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-JPRNP1

  • 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

      8df645995df261a5bc7c19d2ba16127256054497e498faaba582dffe10e01f91

    • Size

      986KB

    • MD5

      d5da623ad42a511796d291c516a5dbb6

    • SHA1

      029ef97714317521a472f7a8770295421a585e45

    • SHA256

      8df645995df261a5bc7c19d2ba16127256054497e498faaba582dffe10e01f91

    • SHA512

      eb64880cbe757026605f76d737f00ed73fb28b0580cab7a1f225295252fa3f366875e999e2493c4a7050769aa8989660ec140dc39231974f011e91001eb50acd

    • SSDEEP

      24576:xGQ3AgIk9qzYhJVbysG2iPQE2cjYkT0CdA0uYvr0TzP1R:gQQJk9xVboRPQLcfTZZRvwTzPn

    • Remcos

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

    • Remcos family

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • 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.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks