Overview

overview

10

Static

static

10

ratonClient.exe

windows10-2004-x64

10

ratonClient.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 19:08

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General

  • Target
    ratonClient.exe
  • Size 3.5MB
  • Sample260702-xtck3shx4k
  • SHA256 95ad5429da9abe0dca81968b8c4bd6a188b6ed0474cd996f5e89e68ae0888fd0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwarecosturadefense_evasionexecutionratonratpackerpersistenceransomwarespywarestealer

Malware Config

Extracted

Family

  • ratonrat

Version

  • v4.0.0

C2

  • stat-cases.with.playit.plus:1152

Mutex

  • rm5oX3Ote8hKKWUzPiZ4pzR

Attributes
  • assist

    false

  • box

    false

  • box_icon

    Error

  • box_msg

    I'm the message box description

  • box_title

    Hello World

  • defender

    true

  • delay

    0

  • hide_file

    true

  • open_website

    false

  • process_critical

    false

  • raw

    silly21

  • reconnect

    3

  • startup

    true

  • tag

    Infected

  • uac

    false

  • vm

    false

  • website

    https://t.me/example

Signatures

  • Family: RatonRAT

    RatonRAT is an information stealer written in C#.

    stealerratonrat
  • Detects RatonRAT payload 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Costura .NET executable packer 1 IoCs

    Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

    costurapacker
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 4 IoCs
    defense_evasion
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\ratonClient.exe
    "C:\Users\Admin\AppData\Local\Temp\ratonClient.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:6028
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\cleanup_R2lCBHWPXBgrKtzRRJJcA1dCcPNFLO.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3576
      • C:\Windows\system32\chcp.com
        chcp 65001
        3⤵
          PID:2380
        • C:\Windows\system32\timeout.exe
          timeout /t 2 /nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:2068
        • C:\Windows\system32\timeout.exe
          timeout /t 1 /nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:2368
        • C:\Windows\system32\timeout.exe
          timeout /t 1 /nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:260
        • C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe
          "C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:5016
          • C:\Windows\SYSTEM32\schtasks.exe
            "schtasks" /create /tn "ratonClient" /sc ONLOGON /tr "\"C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe\"" /rl HIGHEST /f
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4548
        • C:\Windows\system32\timeout.exe
          timeout /t 1 /nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:3396
    • C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe
      "C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe"
      1⤵
      • Executes dropped EXE
      PID:3416
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2592
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:3328
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2984
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2132

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          prep_Activatable Class_Hermes_perf.cache
          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 607B
          • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          ratonClient.exe
          • Path C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe
          • Size 3.5MB
          • SHA256 95ad5429da9abe0dca81968b8c4bd6a188b6ed0474cd996f5e89e68ae0888fd0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          cleanup_R2lCBHWPXBgrKtzRRJJcA1dCcPNFLO.bat
          • Path C:\Users\Admin\AppData\Roaming\Temp\cleanup_R2lCBHWPXBgrKtzRRJJcA1dCcPNFLO.bat
          • Size 546B
          • SHA256 4e052f008edd45dc195497082a2ab8e0d381a0c2c4114a84e1ca368845e65987
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          memory/2984-64-0x0000020481A30000-0x0000020481A50000-memory.dmp
          Download

          memory/2984-36-0x00000204801E0000-0x00000204802E0000-memory.dmp
          Download

          memory/2984-34-0x00000204801E0000-0x00000204802E0000-memory.dmp
          Download

          memory/2984-65-0x0000020481E30000-0x0000020481F30000-memory.dmp
          Download

          memory/2984-66-0x0000020481DF0000-0x0000020481E10000-memory.dmp
          Download

          memory/2984-80-0x0000020494320000-0x0000020494340000-memory.dmp
          Download

          memory/3328-202-0x000000000E5B0000-0x000000000E643000-memory.dmp
          Download

          memory/6028-4-0x00000259DCB10000-0x00000259DCB18000-memory.dmp
          Download

          memory/6028-11-0x00007FFC83190000-0x00007FFC83B34000-memory.dmp
          Download

          memory/6028-10-0x00007FFC83190000-0x00007FFC83B34000-memory.dmp
          Download

          memory/6028-8-0x00007FFC83190000-0x00007FFC83B34000-memory.dmp
          Download

          memory/6028-7-0x00007FFC83190000-0x00007FFC83B34000-memory.dmp
          Download

          memory/6028-0-0x00007FFC8331F000-0x00007FFC83320000-memory.dmp
          Download

          memory/6028-3-0x00007FFC83190000-0x00007FFC83B34000-memory.dmp
          Download

          memory/6028-2-0x00007FFC83190000-0x00007FFC83B34000-memory.dmp
          Download

          memory/6028-1-0x00000259DAB10000-0x00000259DAE9C000-memory.dmp
          Download