Overview

overview

10

Static

static

3

2026-09-25...ry.exe

windows10-2004-x64

10

2026-09-25...ry.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/09/2026, 18:11

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General

  • Target
    2026-09-25_e55a31cbd87734fca731fdf41402d02e_elex_wannacry.exe
  • Size 1.5MB
  • Sample260925-wsz5bagd97
  • SHA256 3f9f47caa16acd373fcafa761cfc14054857447cf27ac30885c7e6168a316a6e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoverypersistence

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 4 IoCs
    defense_evasion
  • Adds policy Run key to start application 2 TTPs 4 IoCs
    persistence
  • Executes a file named after a Windows system binary 1 TTPs 1 IoCs

    The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

    defense_evasion
  • Drops file in System32 directory 1 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • System policy modification 1 TTPs 1 IoCs
    defense_evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-25_e55a31cbd87734fca731fdf41402d02e_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-25_e55a31cbd87734fca731fdf41402d02e_elex_wannacry.exe"
    1⤵
    • Modifies firewall policy service
    • Adds policy Run key to start application
    • Executes a file named after a Windows system binary
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • System policy modification
    PID:4352

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        svchost.exe
        • Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
        • Size 1.6MB
        • SHA256 1178fe89edd6b12f013b4b736023d4913d6c5b4837ed765b82448f864414c813
        • MD5 SHA1 SHA512 SSDEEP TLSH
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