General

  • Target

    INQUIRY 202209SCS.rar

  • Size

    820KB

  • Sample

    220919-khyyqacfbl

  • MD5

    2e88b28a6ef2263a99cbbc014e1ee791

  • SHA1

    a6f06d8466101a04533696146cf296a3e987d675

  • SHA256

    46843628bf45d76b6592ba92e87df2a1a1cd0b661a490d4deb6c499d2897f508

  • SHA512

    a0bd5ebe06751c3f2eec4017def72f3597cf7348658562183901629896b2ffd82e3cbac36730a86bbda3b7ddd73ee185d671aeeff01aba3391b29592d7ade090

  • SSDEEP

    12288:mED+X/ZoDtuR43jFAhgdk1jWolfJMcP8m7DwAAmxUKG1Sx7924+IrbFApu:vqX6J3jkIkJfMcb7UmxHGUx73+iAI

Malware Config

Extracted

Family

remcos

Botnet

NEW REM STUB

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-48V73L

  • 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 202209SCS.exe

    • Size

      1.0MB

    • MD5

      fd6f72c5d462fe0430e91f610747f0b7

    • SHA1

      628203820d5c783b2985c8a653fc5fc3144a1a39

    • SHA256

      2068d6dc1ef76f480e3fefd9fb239555d5f136c6c94d35232c273414ef4531f6

    • SHA512

      98fb7a016c8ebeca9a23c6cd98d444c773eb2f71ec3b402458c433bbd5b5a32e46e0f6a149acc670811d8fb669786b8ff726040769dc841b144282deb05e3ae6

    • SSDEEP

      12288:7ciYxpcVgA05HSleVr4DLCMrVuEPx940LsM8wFZI0jf6Xy6tynhvsLx8qszEEW:ccWylAoPPb40j8gI0m1yhEL/N

    • 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