General

  • Target
    02092024_1446_Документи (СУД).rar
  • Size 11KB
  • Sample240902-r5raqatdja
  • SHA256 17504af5f0b685f934404a49fe6ce392cdaa9717b70099635383d450708d3f89
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xenorat

C2
  • 111.90.147.147

Mutex
  • fjsjhgf

Attributes
  • delay

    5000

  • install_path

    nothingset

  • port

    5652

  • startup_name

    nothingset

Extracted

Family
  • remcos

Botnet
  • hst_one

C2
  • 101.99.93.108:2404

  • 101.99.93.108:1723

  • 101.99.93.108:8080

  • 101.99.93.108:8091

  • 101.99.93.108:80

  • 101.99.93.108:465

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

    rmc

  • mouse_option

    false

  • mutex

    gdrgfddghgfd-FLRWT9

  • 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
      Документи (СУД)/Копія вихідної позовної ухвали.vbs
    • Size 14KB
    • SHA256 5640cb7c1399cf63031ade147e623ad9f9d63fb350addc550eae4141c2fe4431
    • MD5 SHA1 SHA512 SSDEEP
    • XenorRat

      XenorRat is a remote access trojan written in C#.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    • Target
      Документи (СУД)/Порядок денний до суду.bat
    • Size 13KB
    • SHA256 0b6ff11b6bb77a2b5fddd259c021c80096d681e955468e342435ab93d1743cd7
    • MD5 SHA1 SHA512 SSDEEP
    • 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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks