Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/11/2026, 21:49

General

  • Target
    LockCheck.exe
  • Size 56KB
  • Sample261102-1pre8axscs
  • SHA256 91375e7640a695f857eea1513e781fdf6ad309c9b4619527328f6f02dda825c1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 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 AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LockCheck.exe
    "C:\Users\Admin\AppData\Local\Temp\LockCheck.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2480
  • C:\Users\Admin\AppData\Local\Temp\LockCheck.exe
    C:\Users\Admin\AppData\Local\Temp\LockCheck.exe
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:1016

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/1016-6-0x00000000049B0000-0x00000000049C0000-memory.dmp

        memory/1016-9-0x00000000049B0000-0x00000000049C0000-memory.dmp

        memory/1016-10-0x00000000049B0000-0x00000000049C0000-memory.dmp

        memory/2480-0-0x0000000000ED0000-0x0000000000EE4000-memory.dmp

        memory/2480-1-0x0000000006020000-0x00000000065C4000-memory.dmp

        memory/2480-2-0x0000000005920000-0x00000000059B2000-memory.dmp

        memory/2480-3-0x0000000005C50000-0x0000000005C60000-memory.dmp

        memory/2480-4-0x00000000058E0000-0x00000000058EA000-memory.dmp

        memory/2480-5-0x0000000005C50000-0x0000000005C60000-memory.dmp

        memory/2480-7-0x0000000005C50000-0x0000000005C60000-memory.dmp

        memory/2480-8-0x0000000005C50000-0x0000000005C60000-memory.dmp