Analysis

  • user interaction
    yes
  • max time kernel
    15s
  • max time network
    21s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 18:19

General

  • Target
    UidBypass 1.4.exe
  • Size 28.8MB
  • Sample260705-wyncpsaw6r
  • SHA256 b9abebc9cfb88a2ca58b30c43cac66fa28efaa73498857a5466869bd5683e05a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 1 IoCs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UidBypass 1.4.exe
    "C:\Users\Admin\AppData\Local\Temp\UidBypass 1.4.exe"
    1⤵
    • Modifies firewall policy service
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:992
    • C:\Windows\SYSTEM32\netsh.exe
      "netsh.exe" advfirewall set allprofiles state off
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:1736

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        UIDBypassDll.dll

        • Path C:\Users\Admin\AppData\Local\Temp\UIDBypassDll.dll
        • Size 15.6MB
        • SHA256 3bdc2455f020a315c6286b951ab170d00500eaf192d1e7a359674f00cdece6eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cimgui.dll

        • Path C:\Users\Admin\AppData\Local\Temp\cimgui.dll
        • Size 1.4MB
        • SHA256 60ec992bcebd354d59f235ed97cdc3b0eea62c2def53c4a71f22937e500fa80b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/992-4-0x0000026A00200000-0x0000026A00210000-memory.dmp

        memory/992-15-0x0000026A06280000-0x0000026A07252000-memory.dmp