General

  • Target

    INQUIRY DATA SPECIFICATION.exe

  • Size

    971KB

  • Sample

    221126-v4as5aef5x

  • MD5

    b7e69d837badce7f4a8f515b9956131c

  • SHA1

    a203884c92670928ed80e0bdf4c08fcc1f93b1e5

  • SHA256

    ca241f16b1ac84b101cdfcd8aa9afea521636dba24a5ffe08316c5da4bd68390

  • SHA512

    3f39ed762233a7825daa0edb861a1cdd801069c9d396f1898b45d150262c78f56a6f2ce9aace03020c8815e9e7294ff415613e50280923a7f37c3a476afa014b

  • SSDEEP

    24576:aSgh/PM1kv/TQFR0TjqM4V4Kv1zPDhm4VnkC:a1h/01ks/Ojq/lz78499

Malware Config

Extracted

Family

remcos

Botnet

AUTO

C2

valvesco.duckdns.org:5050

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-V9LLZT

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      INQUIRY DATA SPECIFICATION.exe

    • Size

      971KB

    • MD5

      b7e69d837badce7f4a8f515b9956131c

    • SHA1

      a203884c92670928ed80e0bdf4c08fcc1f93b1e5

    • SHA256

      ca241f16b1ac84b101cdfcd8aa9afea521636dba24a5ffe08316c5da4bd68390

    • SHA512

      3f39ed762233a7825daa0edb861a1cdd801069c9d396f1898b45d150262c78f56a6f2ce9aace03020c8815e9e7294ff415613e50280923a7f37c3a476afa014b

    • SSDEEP

      24576:aSgh/PM1kv/TQFR0TjqM4V4Kv1zPDhm4VnkC:a1h/01ks/Ojq/lz78499

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks