Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 07:27

General

  • Target
    webrat.exe
  • Size 9.7MB
  • Sample260810-jalgzstdqg
  • SHA256 ec7bc48213f6be12aacc6360dcec4d2a3fe0de09a68c4b836ae302fd2ac7edc8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs

    Run Powershell and hide display window.

  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Kills process with taskkill 14 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 27 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\webrat.exe
    "C:\Users\Admin\AppData\Local\Temp\webrat.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Windows\system32\schtasks.exe
      schtasks /Create /XML C:\Users\Admin\AppData\Local\Temp\webrat_task.xml /TN webrat /F
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:1380
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\webrat.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Windows\webrat.exe --installed
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5836
      • C:\Windows\system32\schtasks.exe
        schtasks /Create /XML C:\Users\Admin\AppData\Local\Temp\webrat_task.xml /TN webrat /F
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5776
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select Name from Win32_Processor\").Name"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4132
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"Select Name from Win32_VideoController\").Name"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4520
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select * from Win32_OperatingSystem\").Caption"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5800
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select TotalPhysicalMemory from Win32_ComputerSystem\").TotalPhysicalMemory"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4760
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM msedge.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5508
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM chrome.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3448
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM brave.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3948
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM firefox.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1388
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM opera.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5100
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM vivaldi.exe /T
        3⤵
        • Kills process with taskkill
        PID:440
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM browser.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1380
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\webrat.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\webrat.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3640
    • C:\Windows\system32\schtasks.exe
      schtasks /Create /XML C:\Users\Admin\AppData\Local\Temp\webrat_task.xml /TN webrat /F
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2176
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\webrat.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\webrat.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4060
    • C:\Windows\system32\schtasks.exe
      schtasks /Create /XML C:\Users\Admin\AppData\Local\Temp\webrat_task.xml /TN webrat /F
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:5952
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select Name from Win32_Processor\").Name"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2532
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"Select Name from Win32_VideoController\").Name"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2052
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select * from Win32_OperatingSystem\").Caption"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5576
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -NoProfile -NonInteractive -WindowStyle Hidden -Command "(Get-WmiObject -Query \"select TotalPhysicalMemory from Win32_ComputerSystem\").TotalPhysicalMemory"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2152
    • C:\Windows\system32\taskkill.exe
      taskkill /F /IM msedge.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4152
    • C:\Windows\system32\taskkill.exe
      taskkill /F /IM chrome.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:5688
    • C:\Windows\system32\taskkill.exe
      taskkill /F /IM brave.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3556
    • C:\Windows\system32\taskkill.exe
      taskkill /F /IM firefox.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:860
    • C:\Windows\system32\taskkill.exe
      taskkill /F /IM opera.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3748
    • C:\Windows\system32\taskkill.exe
      taskkill /F /IM vivaldi.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:264
    • C:\Windows\system32\taskkill.exe
      taskkill /F /IM browser.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4304

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 60292489db6d4ba2a3e4448639fbe7fa2261be477f63ef09bca0b55e520a4777
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 bcf8325db72c06bb7f6a8df3c4648a150d766a1857214c6b533c467029424ce8
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 1644a8734b1a870853c20608b2c652c71a46e3cce6318ad116a4f9159a76d282
        • MD5 SHA1 SHA512 TLSH

        .aid

        • Path C:\Users\Admin\AppData\Local\Temp\.aid
        • Size 16B
        • SHA256 e6de25411f5699ef3575bce2a8cdb1ee16354b4812428e60b494744329f9cd33
        • MD5 SHA1 SHA512

        __PSScriptPolicyTest_uvaeiik1.a1a.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uvaeiik1.a1a.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        webrat_stub.log

        • Path C:\Users\Admin\AppData\Local\Temp\webrat_stub.log
        • Size 1KB
        • SHA256 11a2f12ccd48c29f455c5a6f48b4d848e7f41e9c6a867af0967313f994f08646
        • MD5 SHA1 SHA512 TLSH

        webrat_stub.log

        • Path C:\Users\Admin\AppData\Local\Temp\webrat_stub.log
        • Size 1KB
        • SHA256 f213ec240602cb75d7d71ed13634ec02b86d5b374c9e35cce3fdc2db14741e79
        • MD5 SHA1 SHA512 TLSH

        webrat_stub.log

        • Path C:\Users\Admin\AppData\Local\Temp\webrat_stub.log
        • Size 855B
        • SHA256 116a94525ab103c5fa60296a265f34f2cd8bc9cdc673c4f091b4084ea591a3a2
        • MD5 SHA1 SHA512 TLSH

        webrat_task.xml

        • Path C:\Users\Admin\AppData\Local\Temp\webrat_task.xml
        • Size 1KB
        • SHA256 9c53b1a0c70c4b99dc0ffabc97e6c28799c9475e2ee60c4855c807631860e3da
        • MD5 SHA1 SHA512 TLSH

        webrat.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\webrat.exe
        • Size 9.7MB
        • SHA256 ec7bc48213f6be12aacc6360dcec4d2a3fe0de09a68c4b836ae302fd2ac7edc8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4132-18-0x0000020BE1E10000-0x0000020BE1E32000-memory.dmp