General

  • Target

    1726937407bd5cf13219a7c4f22b341bc7b7dffbc72fd4c4a94fea2c0324f7cf47f0a8dd4d927.dat-decoded.exe

  • Size

    483KB

  • Sample

    240921-vcs6dssfme

  • MD5

    432ea49d6aeb2594b6a554bbba941f92

  • SHA1

    017fed1dc65c0cdc34d98e06780a7e58eaac5387

  • SHA256

    9d25e1634e47286166285ddb5a10d0eca6523c91b3742a6ecdad87effe1d1988

  • SHA512

    2169266451a2bd1355a6f67836c5395ed3597c37945af4fe9c6cd1e55e72b5dc5141035d61387dac35058d8ad463ced4b854245c1277659cd503d89d53945234

  • SSDEEP

    6144:QTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZBAXccroT4:QTlrYw1RUh3NFn+N5WfIQIjbs/ZBvT4

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

dremom2.duckdns.org:2201

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

    remcos

  • mouse_option

    false

  • mutex

    Rmc-OT0ZCG

  • 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

      1726937407bd5cf13219a7c4f22b341bc7b7dffbc72fd4c4a94fea2c0324f7cf47f0a8dd4d927.dat-decoded.exe

    • Size

      483KB

    • MD5

      432ea49d6aeb2594b6a554bbba941f92

    • SHA1

      017fed1dc65c0cdc34d98e06780a7e58eaac5387

    • SHA256

      9d25e1634e47286166285ddb5a10d0eca6523c91b3742a6ecdad87effe1d1988

    • SHA512

      2169266451a2bd1355a6f67836c5395ed3597c37945af4fe9c6cd1e55e72b5dc5141035d61387dac35058d8ad463ced4b854245c1277659cd503d89d53945234

    • SSDEEP

      6144:QTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZBAXccroT4:QTlrYw1RUh3NFn+N5WfIQIjbs/ZBvT4

    • 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