Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 11:15

General

  • Target
    vexor-updater.exe
  • Size 2.4MB
  • Sample260702-nclb8ae13k
  • SHA256 902584a04274d0cfbb766ace6f0b52d90d4b43bd0c6bda89ca5a6547662f02b2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 4 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\vexor-updater.exe
    "C:\Users\Admin\AppData\Local\Temp\vexor-updater.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:2200
  • C:\Windows\system32\werfault.exe
    werfault.exe /h /shared Global\b54845421b1c4db9984b71f8c9de8e56 /t 1320 /p 2200
    1⤵
      PID:5284
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {c82192ee-6cb5-4bc0-9ef0-fb818773790a} -Embedding
      1⤵
        PID:2524
      • C:\Users\Admin\AppData\Local\Temp\vexor-updater.exe
        "C:\Users\Admin\AppData\Local\Temp\vexor-updater.exe"
        1⤵
        • Looks for VirtualBox Guest Additions in registry
        • Looks for VMWare Tools registry key
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3972
      • C:\Users\Admin\AppData\Local\Temp\vexor-updater.exe
        "C:\Users\Admin\AppData\Local\Temp\vexor-updater.exe"
        1⤵
        • Looks for VirtualBox Guest Additions in registry
        • Looks for VMWare Tools registry key
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2852
      • C:\Users\Admin\AppData\Local\Temp\vexor-updater.exe
        "C:\Users\Admin\AppData\Local\Temp\vexor-updater.exe"
        1⤵
        • Looks for VirtualBox Guest Additions in registry
        • Looks for VMWare Tools registry key
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1540

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            07CEF2F654E3ED6050FFC9B6EB844250_44F84527B9D1A5107012929AC9B9BF7F

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_44F84527B9D1A5107012929AC9B9BF7F
            • Size 2KB
            • SHA256 e3c6cf61fde02a5429aa8a530550425b098725bcee4528a19dbb360caac4888d
            • MD5 SHA1 SHA512 TLSH

            A1593701BD276673B04DEC503D761A9E_E1F945BF658DCC7B1DD3A7B88D3398BA

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\A1593701BD276673B04DEC503D761A9E_E1F945BF658DCC7B1DD3A7B88D3398BA
            • Size 727B
            • SHA256 2cfe67a8eda91051358088c9cfe60f17ea4fddc9545405adfafdc8262854d045
            • MD5 SHA1 SHA512 TLSH

            07CEF2F654E3ED6050FFC9B6EB844250_44F84527B9D1A5107012929AC9B9BF7F

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_44F84527B9D1A5107012929AC9B9BF7F
            • Size 484B
            • SHA256 a671147e9f675ee05375e8e54ea51c08e26ff531547d2c407f311bcf6fe15696
            • MD5 SHA1 SHA512 TLSH

            A1593701BD276673B04DEC503D761A9E_E1F945BF658DCC7B1DD3A7B88D3398BA

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\A1593701BD276673B04DEC503D761A9E_E1F945BF658DCC7B1DD3A7B88D3398BA
            • Size 484B
            • SHA256 875dd352620907bb191ecb6f7e5346e2368866e3d118718fec72e5eaffe767c5
            • MD5 SHA1 SHA512 TLSH

            memory/1540-25-0x0000024B5A5E0000-0x0000024B5AC60000-memory.dmp

            memory/2852-20-0x000001A925C80000-0x000001A926300000-memory.dmp

            memory/3972-11-0x00000237FF960000-0x00000237FFFE0000-memory.dmp