Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 12:44

General

  • Target
    51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe
  • Size 298KB
  • Sample260720-pywwhsaw4p
  • SHA256 51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe
    "C:\Users\Admin\AppData\Local\Temp\51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3592
    • C:\Users\Admin\AppData\Local\Temp\51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe
      "C:\Users\Admin\AppData\Local\Temp\51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe"
      2⤵
        PID:1728
      • C:\Users\Admin\AppData\Local\Temp\51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe
        "C:\Users\Admin\AppData\Local\Temp\51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe"
        2⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3660
        • C:\Users\Admin\AppData\Local\Temp\51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe
          "C:\Users\Admin\AppData\Local\Temp\51e21ba467683d83fa2d9856dba5c40375b05d6b5627c7c37f8024af959e235f.exe"
          3⤵
            PID:1852

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            System.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nsfF625.tmp\System.dll
            • Size 11KB
            • SHA256 a1390a78533c47e55cc364e97af431117126d04a7faed49390210ea3e89dd0e1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/3592-15-0x0000000074B64000-0x0000000074B65000-memory.dmp

            memory/3660-16-0x0000000077EDF000-0x0000000077EE0000-memory.dmp

            memory/3660-17-0x0000000077E9D000-0x0000000077E9E000-memory.dmp

            memory/3660-18-0x0000000077F65000-0x0000000077F66000-memory.dmp

            memory/3660-19-0x0000000000450000-0x0000000001736000-memory.dmp

            memory/3660-20-0x0000000077F65000-0x0000000077F66000-memory.dmp