Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/08/2026, 23:03

General

  • Target
    2026-08-19_38588ef7d9c655e69a2f4e4de9868408_elex_wannacry.exe
  • Size 7.6MB
  • Sample260819-217r1sysdz
  • SHA256 d6f6874eac7fac7db3ff48ac6a36d52c635dd41f7e142c751439809b3a03e09d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Drops file in Windows directory 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 use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-19_38588ef7d9c655e69a2f4e4de9868408_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-19_38588ef7d9c655e69a2f4e4de9868408_elex_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:5268
  • C:\Windows\servbrow.exe
    "C:\Windows\servbrow.exe" /Service
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3188
    • C:\Windows\servbrow.exe
      "C:\Windows\servbrow.exe" /Popup
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:832

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        servbrow.exe

        • Path C:\Windows\servbrow.exe
        • Size 7.6MB
        • SHA256 248895798cb0effe8e50b992d6e8b6dcbefc6d6f1df48f369322ec1b8d52dec1
        • MD5 SHA1 SHA512 SSDEEP TLSH