Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    19/07/2026, 04:23

General

  • Target
    2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe
  • Size 48KB
  • Sample260719-e1a2qabw6q
  • SHA256 75f0e0f1d5afd679010f2d8bcba5adb144c33813acdc8a97cc0e424ad7ad4911
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Custom signature
    UPX dump on OEP (original entry point) 4 IoCs
  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe"
    1⤵
    • Drops autorun.inf file
    • System Location Discovery: System Language Discovery
    PID:4316
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 444
      2⤵
      • Program crash
      PID:1800
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4316 -ip 4316
    1⤵
      PID:4144

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/4316-0-0x0000000000400000-0x000000000040C000-memory.dmp

          memory/4316-2-0x00000000005B0000-0x00000000005C5000-memory.dmp

          memory/4316-3-0x00000000005B0000-0x00000000005C5000-memory.dmp

          memory/4316-5-0x00000000005B0000-0x00000000005C5000-memory.dmp

          memory/4316-7-0x00000000005E0000-0x00000000005E1000-memory.dmp

          memory/4316-22-0x00000000005B0000-0x00000000005C5000-memory.dmp

          memory/4316-26-0x0000000000400000-0x000000000040C000-memory.dmp