Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 02:54

General

  • Target
    2026-08-08_b2fe1750f3c3b3266394f57daf6b1b87_elex_wannacry.exe
  • Size 7.6MB
  • Sample260808-dd2qgsyend
  • SHA256 a996cce2645dae9ac95cf980d9c702939fc1c8a3d987af7294018c777b919ab3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 6 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\2026-08-08_b2fe1750f3c3b3266394f57daf6b1b87_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_b2fe1750f3c3b3266394f57daf6b1b87_elex_wannacry.exe"
    1⤵
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:1860
  • 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:4272
    • C:\Windows\servbrow.exe
      "C:\Windows\servbrow.exe" /Popup
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4140

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Ws2Help.dll

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\Ws2Help.dll
        • Size 7.6MB
        • SHA256 5e26bdee9884aa0903a56849b77ff051cc484ae9bbcbd9a96c4fe34190633d63
        • MD5 SHA1 SHA512 SSDEEP TLSH

        servbrow.exe

        • Path C:\Windows\servbrow.exe
        • Size 7.6MB
        • SHA256 0d51e1c32b96afd52cd742771708d88ca01832c87bab15c4ef3a71e19e42be02
        • MD5 SHA1 SHA512 SSDEEP TLSH