General

  • Target

    173986614433429347fbc395e0b15beade8a17bfe0c03418b6cec2e1b4ee6e279450f8c171670.dat-decoded.exe

  • Size

    482KB

  • Sample

    250218-j17sxazpz8

  • MD5

    5700b3c532943c2b10dea3474835257e

  • SHA1

    7d6a237921a06d192da7b84b2f2819509832f162

  • SHA256

    c65552b8cbe547b195d828dc0ac13363fad6ca9f3583b5549d24371c766bf053

  • SHA512

    8a5db0bfb3c90506b0f7807dc648c6cf43b944997c9ace1a86b4ec1845558cb9ea8d0cb21dec7e7998fbf3b50321953f2447502972fd8c76b36e7ab9a5cae925

  • SSDEEP

    12288:p13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQnTS:7ak/mBXTV/R0nEF76gFZI

Malware Config

Extracted

Family

remcos

Botnet

zyn25

C2

newgoodthingsforkbhh.duckdns.org:14645

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-GSENA8

  • 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

      173986614433429347fbc395e0b15beade8a17bfe0c03418b6cec2e1b4ee6e279450f8c171670.dat-decoded.exe

    • Size

      482KB

    • MD5

      5700b3c532943c2b10dea3474835257e

    • SHA1

      7d6a237921a06d192da7b84b2f2819509832f162

    • SHA256

      c65552b8cbe547b195d828dc0ac13363fad6ca9f3583b5549d24371c766bf053

    • SHA512

      8a5db0bfb3c90506b0f7807dc648c6cf43b944997c9ace1a86b4ec1845558cb9ea8d0cb21dec7e7998fbf3b50321953f2447502972fd8c76b36e7ab9a5cae925

    • SSDEEP

      12288:p13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQnTS:7ak/mBXTV/R0nEF76gFZI

    • 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

    • 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