Analysis

  • max time kernel
    149s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    19/04/2026, 04:33

General

  • Target
    2026-04-19_30fa9f8f9b9dca12b0449ba214d42136_elex_upatre_wannacry.exe
  • Size 29KB
  • Sample260419-e6jaaahw6z
  • SHA256 013f67e056149c1bdb08b6b125fd5f2972daf75fed61bef43058ee4d43feb798
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 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 use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-19_30fa9f8f9b9dca12b0449ba214d42136_elex_upatre_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-19_30fa9f8f9b9dca12b0449ba214d42136_elex_upatre_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2892
    • C:\Users\Admin\AppData\Local\Temp\fmujp.exe
      "C:\Users\Admin\AppData\Local\Temp\fmujp.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3212

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        fmujp.exe

        • Path C:\Users\Admin\AppData\Local\Temp\fmujp.exe
        • Size 29KB
        • SHA256 775b6178059fe4dda5d701ab087fcadfb5a2c5cc4ec57c9258e955ca3e1fba8e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2892-11-0x0000000000990000-0x0000000000A6F000-memory.dmp

        memory/3212-12-0x0000000000990000-0x0000000000A6F000-memory.dmp