Analysis

  • max time kernel
    149s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 16:49

General

  • Target
    install.cmd
  • Size 411B
  • Sample261107-vbm8razwby
  • SHA256 1103280b6327ae78d9735dfc020cfa8d4bcf11ffe8b0060f0975d11558bb5c5d
  • MD5 SHA1 SHA512 TLSH
Score
8/10

Malware Config

Signatures

  • Badlisted process makes network request 4 IoCs

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

  • Downloads MZ/PE file 1 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • 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 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\install.cmd"
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:4312
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -ExecutionPolicy Bypass -Command "irm https://raw.githubusercontent.com/Cerulin/Chell-CLI-releases/main/install/install.ps1 | iex"
      2⤵
      • Badlisted process makes network request
      • Downloads MZ/PE file
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4068

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        chell.exe

        • Path C:\Users\Admin\.chell\bin\chell.exe
        • Size 3.8MB
        • SHA256 57ee84f9fa5c401280ddab8b27dd4aee1ca895dc956dee9059ebf3b495bc805c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_zuptmg43.ood.psm1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zuptmg43.ood.psm1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/4068-16-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-24-0x000001B47FF80000-0x000001B47FF9E000-memory.dmp

        memory/4068-6-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-7-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-8-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-9-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-10-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-11-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-12-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-13-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-14-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-15-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-0-0x00007FFB0212F000-0x00007FFB02130000-memory.dmp

        memory/4068-17-0x000001B480030000-0x000001B4801F2000-memory.dmp

        memory/4068-5-0x000001B47FA20000-0x000001B47FA42000-memory.dmp

        memory/4068-2-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-20-0x000001B47FAD0000-0x000001B47FAEE000-memory.dmp

        memory/4068-22-0x000001B47FAF0000-0x000001B47FAFA000-memory.dmp

        memory/4068-23-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-21-0x000001B400100000-0x000001B4001B2000-memory.dmp

        memory/4068-25-0x000001B47FF60000-0x000001B47FF6A000-memory.dmp

        memory/4068-26-0x000001B47FFC0000-0x000001B47FFDC000-memory.dmp

        memory/4068-28-0x000001B4005E0000-0x000001B4005E6000-memory.dmp

        memory/4068-29-0x000001B47FF70000-0x000001B47FF7A000-memory.dmp

        memory/4068-27-0x000001B4005D0000-0x000001B4005D8000-memory.dmp

        memory/4068-30-0x000001B400AF0000-0x000001B401018000-memory.dmp

        memory/4068-31-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-1-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp

        memory/4068-40-0x00007FFB01FA0000-0x00007FFB02944000-memory.dmp