Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    25/05/2026, 22:23

General

  • Target
    tmpuw3p2zee.exe
  • Size 58KB
  • Sample260525-2ba2raa141
  • SHA256 18fc38daf13abe5b65c9cb694bd551a1b1d11b9077b0f255a680f567c0c949aa
  • 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 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:720
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:3212
      • C:\Users\Admin\AppData\Local\Temp\tmpuw3p2zee.exe
        "C:\Users\Admin\AppData\Local\Temp\tmpuw3p2zee.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3956
        • C:\Users\Admin\AppData\Local\Temp\tmpuw3p2zee.exe
          "C:\Users\Admin\AppData\Local\Temp\tmpuw3p2zee.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5660
          • 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:4836
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 432
              5⤵
              • Program crash
              PID:5212
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4836 -ip 4836
      1⤵
        PID:2548

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            memory/720-12-0x0000000000770000-0x0000000000776000-memory.dmp

            memory/720-14-0x0000000000770000-0x0000000000776000-memory.dmp

            memory/3212-3-0x0000000003400000-0x0000000003406000-memory.dmp

            memory/3212-10-0x00007FFFAEF03000-0x00007FFFAEF04000-memory.dmp

            memory/3212-9-0x0000000003400000-0x0000000003406000-memory.dmp

            memory/3212-18-0x00007FFFAF080000-0x00007FFFAF081000-memory.dmp

            memory/4836-8-0x00000000779D4000-0x00000000779D5000-memory.dmp

            memory/4836-7-0x0000000001080000-0x0000000001086000-memory.dmp

            memory/4836-4-0x0000000001080000-0x0000000001086000-memory.dmp

            memory/4836-15-0x0000000001080000-0x0000000001086000-memory.dmp

            memory/5660-2-0x0000000000400000-0x0000000000405000-memory.dmp