General

  • Target

    1723186744bedfb94f9d8fe08c28d2d97f262f591de8ad734e1fdbcb16d212ad7a7dcb687b827.dat-decod

  • Size

    483KB

  • Sample

    240809-hvrn3axfnj

  • MD5

    4350718c9d94bf2efd23be14921bcff2

  • SHA1

    2e9363ed2052b0e78477c534762eccf8d82563a8

  • SHA256

    86deacab2e41344ae5e6e0ef624f37682c7e93892f5cee12b069cc3cf5119410

  • SHA512

    9d3eb4557b354e6614bf7bb1ef8f7a62fad3cd1b86a32dcabf89cfbe08da48b36b6bf39e67a057e467f131de8bb623484d76735eaa840e9a0dcecf4e21919508

  • SSDEEP

    6144:QTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZBAXccrdT4:QTlrYw1RUh3NFn+N5WfIQIjbs/ZB+T4

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

host.wemnbbsweoipmngbyutrdcunbgrtjeroendns.pro:26734

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

    word

  • keylog_path

    %Temp%

  • mouse_option

    false

  • mutex

    Rmc-5W5YKY

  • 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

      1723186744bedfb94f9d8fe08c28d2d97f262f591de8ad734e1fdbcb16d212ad7a7dcb687b827.dat-decod

    • Size

      483KB

    • MD5

      4350718c9d94bf2efd23be14921bcff2

    • SHA1

      2e9363ed2052b0e78477c534762eccf8d82563a8

    • SHA256

      86deacab2e41344ae5e6e0ef624f37682c7e93892f5cee12b069cc3cf5119410

    • SHA512

      9d3eb4557b354e6614bf7bb1ef8f7a62fad3cd1b86a32dcabf89cfbe08da48b36b6bf39e67a057e467f131de8bb623484d76735eaa840e9a0dcecf4e21919508

    • SSDEEP

      6144:QTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZBAXccrdT4:QTlrYw1RUh3NFn+N5WfIQIjbs/ZB+T4

    • 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