Overview

overview

7

Static

static

3

2026-08-21...ry.exe

windows10-2004-x64

7

2026-08-21...ry.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    21/08/2026, 01:56

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General

  • Target
    2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry.exe
  • Size 28KB
  • Sample260821-ccwmeaep21
  • SHA256 85e74e9cae378fe9c32ea69e06f659104e22acc2f268191b3e410a44efe76a0d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoveryexecutionpersistence

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 3 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp.bat" "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3872
      • C:\Windows\SysWOW64\reg.exe
        ReG aDd HKEY_CURRENT_USER\sOFtWArE\MIcrOsOft\WindOwS\CurRentVeRsiOn\RuN /v "2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3312
      • C:\Windows\SysWOW64\reg.exe
        ReG aDd HKEY_LOCAL_MACHINE\sOFtWArE\MIcrOsOft\WindOwS\CurRentVeRsiOn\RuN /v "2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1032
  • C:\Users\Admin\AppData\Local\Temp\2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry.exe
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4836
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp.bat" "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3760
      • C:\Windows\SysWOW64\reg.exe
        ReG aDd HKEY_CURRENT_USER\sOFtWArE\MIcrOsOft\WindOwS\CurRentVeRsiOn\RuN /v "2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:4160
      • C:\Windows\SysWOW64\reg.exe
        ReG aDd HKEY_LOCAL_MACHINE\sOFtWArE\MIcrOsOft\WindOwS\CurRentVeRsiOn\RuN /v "2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:680
  • C:\Users\Admin\AppData\Local\Temp\2026-08-21_39610306320d9fa46977bda7c1ef8be9_elex_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp.bat" "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:968
  • C:\Windows\system32\WerFault.exe
    "C:\Windows\system32\WerFault.exe" -k -lc NDIS NDIS-20260821-0257.dmp
    1⤵
      PID:4404

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          tmp.bat
          • Path C:\Users\Admin\AppData\Local\Temp\tmp.bat
          • Size 460B
          • SHA256 4e7cb0c74288925501023527aef43f4f5cff21e0156f11fd5f3ef3b1f0bed0f4
          • MD5 SHA1 SHA512 TLSH
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