Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 06:38

General

  • Target
    2026-08-04_7f23f1b72d8c2cc150e4159c3601e5e2_elex_wannacry.exe
  • Size 544KB
  • Sample260804-heb9faee62
  • SHA256 fdb6ac458f6b7b799e370acfc848c5277434ed71636e3caaf3ab43d3918d3190
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 1 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: EnumeratesProcesses 10 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-04_7f23f1b72d8c2cc150e4159c3601e5e2_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_7f23f1b72d8c2cc150e4159c3601e5e2_elex_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3352
    • C:\Windows\SysWOW64\wapisvsu.exe
      "C:\Windows\system32\wapisvsu.exe" /no_ads
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:5072

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
        • Size 808B
        • SHA256 3dd5ea8a14eb665ba6057d424f94e5e83757ffaab456578dbf038af04053b19e
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 701B
        • SHA256 108dd34232a3088b45534933d0486409616a2bbad94fd8f7ab5991c01ff179b6
        • MD5 SHA1 SHA512 TLSH

        F2D6ACE2F320EA1B1C87FDBDDC1C8C06

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F2D6ACE2F320EA1B1C87FDBDDC1C8C06
        • Size 119KB
        • SHA256 c5914560f3f5e8076b9bd6d686741935ab82672c7c0627d73a8b8455cb67c46b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
        • Size 192B
        • SHA256 bc055b9a595eea615ab79d83f7a0c8dbbb6669b4d5124e5633b86aefdeba6844
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 4c9dd3888cfafa16f6027b0f04ea1a31e8310d543a1538a807a7d91741d2250f
        • MD5 SHA1 SHA512 TLSH

        F2D6ACE2F320EA1B1C87FDBDDC1C8C06

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F2D6ACE2F320EA1B1C87FDBDDC1C8C06
        • Size 246B
        • SHA256 c6aa3621da3b842ed0ddce2fbc1f0c18d952ca0e0a76b6a130da354502c68b0f
        • MD5 SHA1 SHA512 TLSH

        wapisvsu.exe

        • Path C:\Windows\SysWOW64\wapisvsu.exe
        • Size 548KB
        • SHA256 5eebc158d8074db479bd3ff11935e6dea62e23d8f62d46e73bff5ac966deed47
        • MD5 SHA1 SHA512 SSDEEP TLSH