Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 11:54

General

  • Target
    tmpn8tg8kbw.exe
  • Size 54KB
  • Sample260522-n2vbescw9z
  • SHA256 352f268ad4b51736e9fbe580a6890a04ea378792944dfcd35f263848ba5c4d3d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2384
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of UnmapMainImage
      PID:3308
      • C:\Users\Admin\AppData\Local\Temp\tmpn8tg8kbw.exe
        "C:\Users\Admin\AppData\Local\Temp\tmpn8tg8kbw.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4736
        • C:\Users\Admin\AppData\Local\Temp\tmpn8tg8kbw.exe
          "C:\Users\Admin\AppData\Local\Temp\tmpn8tg8kbw.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2008
          • C:\Windows\SysWOW64\winver.exe
            winver
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:1364
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1364 -s 380
              5⤵
              • Program crash
              PID:3224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1364 -ip 1364
      1⤵
        PID:1368

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            memory/1364-4-0x0000000000660000-0x0000000000666000-memory.dmp

            memory/1364-8-0x00000000772F2000-0x00000000772F3000-memory.dmp

            memory/1364-7-0x0000000000660000-0x0000000000666000-memory.dmp

            memory/1364-18-0x0000000000660000-0x0000000000666000-memory.dmp

            memory/2008-2-0x0000000000400000-0x0000000000405000-memory.dmp

            memory/2384-15-0x0000000000A40000-0x0000000000A46000-memory.dmp

            memory/2384-20-0x0000000000A40000-0x0000000000A46000-memory.dmp

            memory/2384-19-0x00007FF881A50000-0x00007FF881A51000-memory.dmp

            memory/2384-14-0x0000000000A40000-0x0000000000A46000-memory.dmp

            memory/3308-9-0x0000000002A50000-0x0000000002A56000-memory.dmp

            memory/3308-11-0x00007FF881A60000-0x00007FF881A61000-memory.dmp

            memory/3308-3-0x0000000002A50000-0x0000000002A56000-memory.dmp

            memory/3308-10-0x00007FF8818CD000-0x00007FF8818CE000-memory.dmp

            memory/3308-21-0x00007FF881A50000-0x00007FF881A51000-memory.dmp