Analysis

  • max time kernel
    150s
  • max time network
    116s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/10/2026, 18:27

General

  • Target
    tailscale-setup-1.104.4.exe
  • Size 1.3MB
  • Sample261029-w36d3sft5k
  • SHA256 74d300478ecf9baed1bacf37102a638c192f402e32e8ecf1aed50184b833d929
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
4/10

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Executes dropped EXE 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tailscale-setup-1.104.4.exe
    "C:\Users\Admin\AppData\Local\Temp\tailscale-setup-1.104.4.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1216
    • C:\Windows\TEMP\{C57FDC1A-3156-4D83-98F4-BEBD319DED4A}\.ba\wixstdba.exe
      "C:\Windows\TEMP\{C57FDC1A-3156-4D83-98F4-BEBD319DED4A}\.ba\wixstdba.exe" -burn.ba.apiver 569705357157400576 -burn.ba.pipe BurnPipe.{D305B008-5611-4B82-AFA9-DCFADDAE73D4} {5390C180-A59D-4173-A934-D89904867AB5}
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5764

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        BootstrapperApplicationData.xml

        • Path C:\Windows\TEMP\{C57FDC1A-3156-4D83-98F4-BEBD319DED4A}\.ba\BootstrapperApplicationData.xml
        • Size 6KB
        • SHA256 b75d18e25f816a0f5c27fd54320630c29aba62749203e00fc9b9d54777916f1f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logo.png

        • Path C:\Windows\TEMP\{C57FDC1A-3156-4D83-98F4-BEBD319DED4A}\.ba\logo.png
        • Size 3KB
        • SHA256 db6bba454a48ddfe440727a8fdfe0fd777bc95d0e8f597ff56f6f886bce76ca0
        • MD5 SHA1 SHA512 TLSH

        thm.wxl

        • Path C:\Windows\TEMP\{C57FDC1A-3156-4D83-98F4-BEBD319DED4A}\.ba\thm.wxl
        • Size 5KB
        • SHA256 3a4fbb839544c4b4e80827fcb3aa91648bb73a1e84359f207264ec4bd468ee4f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        thm.xml

        • Path C:\Windows\TEMP\{C57FDC1A-3156-4D83-98F4-BEBD319DED4A}\.ba\thm.xml
        • Size 9KB
        • SHA256 90466c5e24effb000bc7c38a5a8d8b5c65442d8d16afac5a9938480846e50477
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wixstdba.exe

        • Path C:\Windows\Temp\{C57FDC1A-3156-4D83-98F4-BEBD319DED4A}\.ba\wixstdba.exe
        • Size 426KB
        • SHA256 b09a838f5b1807af96937bbb46491bf8e129ede9d838bd3945f3d82ff85c791a
        • MD5 SHA1 SHA512 SSDEEP TLSH