Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/05/2026, 17:18

General

  • Target
    2026-05-04_23806dbc06f0542873229e989edd7c9c_elex_wannacry.exe
  • Size 50KB
  • Sample260504-vvnnmacw3m
  • SHA256 fe438c4ccd43a48508d8b404bedef78ab793322b6593897b52b10139bb7489ce
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 12 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-04_23806dbc06f0542873229e989edd7c9c_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-04_23806dbc06f0542873229e989edd7c9c_elex_wannacry.exe"
    1⤵
    • Event Triggered Execution: Image File Execution Options Injection
    • Adds Run key to start application
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4428

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        rnua30.exe

        • Path C:\Windows\SysWOW64\P\rnua30.exe
        • Size 50KB
        • SHA256 22f42ca4a192fe61b291840153fd9615eefde95d01915263dbb12121df33b63e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4428-36-0x0000000005320000-0x00000000053DF000-memory.dmp