General

  • Target

    0125adef6e9eed738ebac6e35c21c5ea.exe

  • Size

    482KB

  • Sample

    240831-nz5z5s1gnc

  • MD5

    0125adef6e9eed738ebac6e35c21c5ea

  • SHA1

    ea37d0d7f4b5f9d8577ade5c1a2f9c6558c2ca2d

  • SHA256

    847f0f5e71d536638fbd6c3141b0508c9f3ae1e1e4e9619ebc4e65b627a7c5d4

  • SHA512

    49e6134cf459de8c9a778a511b03bd514b222c9c98849ffb1dffd315911eb095677ae4787132ec32a7cdaafffb68d44696ee2db55348c3c106b90a5a507549f7

  • SSDEEP

    6144:STz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZBAXccrnT4:STlrYw1RUh3NFn+N5WfIQIjbs/ZBsT4

Malware Config

Extracted

Family

remcos

Botnet

VOLCANIC ERUPTION

C2

127.0.0.1:1282

www.naichihardware.com:1282

Attributes
  • audio_folder

    MicRecords

  • 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

    media

  • mouse_option

    false

  • mutex

    Rmc-N7BV4S

  • 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

      0125adef6e9eed738ebac6e35c21c5ea.exe

    • Size

      482KB

    • MD5

      0125adef6e9eed738ebac6e35c21c5ea

    • SHA1

      ea37d0d7f4b5f9d8577ade5c1a2f9c6558c2ca2d

    • SHA256

      847f0f5e71d536638fbd6c3141b0508c9f3ae1e1e4e9619ebc4e65b627a7c5d4

    • SHA512

      49e6134cf459de8c9a778a511b03bd514b222c9c98849ffb1dffd315911eb095677ae4787132ec32a7cdaafffb68d44696ee2db55348c3c106b90a5a507549f7

    • SSDEEP

      6144:STz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZBAXccrnT4:STlrYw1RUh3NFn+N5WfIQIjbs/ZBsT4

    • Remcos

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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