Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 12:20

General

  • Target
    bootstrap.ps1
  • Size 3KB
  • Sample260707-ph549aey8m
  • SHA256 cd17c6b555f761d60373659824bf805e1510538226e4c7028e19d7494937a333
  • MD5 SHA1 SHA512 TLSH
Score
8/10

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

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

  • Executes dropped EXE 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.

  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\bootstrap.ps1
    1⤵
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Users\Admin\.claude\downloads\claude-2.1.202-win32-x64.exe
      "C:\Users\Admin\.claude\downloads\claude-2.1.202-win32-x64.exe" install latest
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:5568
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKLM\SOFTWARE\Policies\ClaudeCode /v Settings
        3⤵
        • Modifies registry key
        PID:6096
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKCU\SOFTWARE\Policies\ClaudeCode /v Settings
        3⤵
        • Modifies registry key
        PID:3428
      • C:\Windows\System32\where.exe
        C:\Windows\System32\where.exe git
        3⤵
          PID:4132
        • C:\Windows\System32\where.exe
          C:\Windows\System32\where.exe npm
          3⤵
            PID:2040

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            .claude.json

            • Path C:\Users\Admin\.claude.json
            • Size 50B
            • SHA256 f264451b10ad7cc2ff0744513050dbd2591d03d22827a6129f62237a907ebd70
            • MD5 SHA1 SHA512 TLSH

            .claude.json

            • Path C:\Users\Admin\.claude.json
            • Size 133B
            • SHA256 e7e9201dd28035fe7445c1cabd8917ed29f539a13206a34fd2a90911c04e7762
            • MD5 SHA1 SHA512 TLSH

            .claude.json

            • Path C:\Users\Admin\.claude.json
            • Size 382B
            • SHA256 81e18b89f38ad2437dcc9ae45995f65b30bade28dcd65c17970d09f52910d4aa
            • MD5 SHA1 SHA512 TLSH

            .claude.json

            • Path C:\Users\Admin\.claude.json
            • Size 169B
            • SHA256 2fe4429e06376bdd44d941057427e53d533882e7e1154768b0961e671cce20ca
            • MD5 SHA1 SHA512 TLSH

            .claude.json

            • Path C:\Users\Admin\.claude.json
            • Size 208B
            • SHA256 88917d832ca7e6b684882b8690589d02140b94326012751c7ab62e34b38f797c
            • MD5 SHA1 SHA512 TLSH

            .claude.json

            • Path C:\Users\Admin\.claude.json
            • Size 235B
            • SHA256 5669af0f4cb80052d7b922f3cfefbddb40866fdc78626ac30dee3c347a483313
            • MD5 SHA1 SHA512 TLSH

            .claude.json

            • Path C:\Users\Admin\.claude.json
            • Size 261B
            • SHA256 b54b473fefd53bcf7af0b77c758d179cf1567f8dd6de2021d5c794e21e4d0f57
            • MD5 SHA1 SHA512 TLSH

            .claude.json

            • Path C:\Users\Admin\.claude.json
            • Size 341B
            • SHA256 eb6359e9c4003f673769ed12de42d04cfaa56cbc6b7198728061edb08f6c6aa5
            • MD5 SHA1 SHA512 TLSH

            memory/5020-9-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-10-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-12-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-13-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-14-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-15-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-16-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-17-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-18-0x0000027B44D60000-0x0000027B44F22000-memory.dmp

            memory/5020-19-0x0000027B45460000-0x0000027B45988000-memory.dmp

            memory/5020-28-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-11-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-0-0x00007FF826DFF000-0x00007FF826E00000-memory.dmp

            memory/5020-8-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-7-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-6-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-5-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-63-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-3-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-73-0x00007FF826C70000-0x00007FF827614000-memory.dmp

            memory/5020-4-0x0000027B2C150000-0x0000027B2C172000-memory.dmp

            memory/5020-90-0x00007FF826C70000-0x00007FF827614000-memory.dmp