Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/10/2026, 08:50

General

  • Target
    claude.exe
  • Size 237.6MB
  • Sample261003-krss3avcjf
  • SHA256 84304f7d4b0cd0ebcbe8318695a260151b48991a6659c3366fdd5da290c0ab91
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • 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.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\claude.exe
    "C:\Users\Admin\AppData\Local\Temp\claude.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of WriteProcessMemory
    PID:3688
    • C:\Windows\System32\reg.exe
      C:\Windows\System32\reg.exe query HKLM\SOFTWARE\Policies\ClaudeCode /v Settings
      2⤵
      • Modifies registry key
      PID:4860
    • C:\Windows\System32\reg.exe
      C:\Windows\System32\reg.exe query HKCU\SOFTWARE\Policies\ClaudeCode /v Settings
      2⤵
      • Modifies registry key
      PID:4780
    • C:\Windows\System32\where.exe
      C:\Windows\System32\where.exe git
      2⤵
        PID:1692

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 167B
          • SHA256 ec51d1d6879cbbaf3dc0d360dbcda6aa31cee6fc18668d015270604f08c39330
          • MD5 SHA1 SHA512 TLSH

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 242B
          • SHA256 03a3a45fc676cb0a76060565d892a85d62a464a0df983c282ad373f953b1fdb2
          • MD5 SHA1 SHA512 TLSH

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 464B
          • SHA256 ffb59e5d847ed42da057a3a1d644bb7793709d61f12432d22e10b7132d4c0f70
          • MD5 SHA1 SHA512 TLSH

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 317B
          • SHA256 2867e6896410478a476188eedf26ee544913a31ced833ab41b8f0407d0b13f15
          • MD5 SHA1 SHA512 TLSH

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 423B
          • SHA256 0d78222ee3ca87fa0d6a8224062894be7a737c6d5441f3475e5a401a24b81bc8
          • MD5 SHA1 SHA512 TLSH

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 203B
          • SHA256 46e4f227159af96f58ea1ffc023604bd4f0f2764670cfd272d043314e7329286
          • MD5 SHA1 SHA512 TLSH

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 269B
          • SHA256 fa716be357cbdf0e43888409efa5ef6519f09e3182c9088dc3ccffdf6cbe024b
          • MD5 SHA1 SHA512 TLSH

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 343B
          • SHA256 fda886f4712ddad394c557b65bd5cdced7deefd75a4e34579a87a9767a17fab8
          • MD5 SHA1 SHA512 TLSH

          .claude.json

          • Path C:\Users\Admin\.claude.json
          • Size 84B
          • SHA256 60b386ad2dd97fca45b2291f2624c31739b806551a80507335aa0450e4e9c52b
          • MD5 SHA1 SHA512 TLSH

          settings.json

          • Path C:\Users\Admin\.claude\settings.json
          • Size 22B
          • SHA256 27dafb2742d0da69a49cc8d206fc9cc429feff09cc3738addcf590d9c4358f97
          • MD5 SHA1 SHA512