Overview

overview

10

Static

static

10

2026-07-19...ry.exe

windows10-2004-x64

10

2026-07-19...ry.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 00:59

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General

  • Target
    2026-07-19_910ca865e150ba0443ee6607bd263d3d_elex_gh0st-rat_scribble_strictor_virut_wannacry.exe
  • Size 65KB
  • Sample260720-bccnvsdt4z
  • SHA256 f93c5cf686ae769fd81ae395f939eaa31f2fbbc4550b3fa19656f55b78370a26
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscovery

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 4 IoCs
    defense_evasion
  • Detects Windows executables referencing non-Windows User-Agents 5 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-19_910ca865e150ba0443ee6607bd263d3d_elex_gh0st-rat_scribble_strictor_virut_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-19_910ca865e150ba0443ee6607bd263d3d_elex_gh0st-rat_scribble_strictor_virut_wannacry.exe"
    1⤵
    • Modifies firewall policy service
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2696
  • C:\Windows\SysWOW64\yasoyu.exe
    C:\Windows\SysWOW64\yasoyu.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3384

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        hra33.dll
        • Path C:\Windows\SysWOW64\hra33.dll
        • Size 73KB
        • SHA256 d8824d8219b56a9f71d613cbe3108d45204cee8a5c58a5d31c59c9f658d487ac
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        yasoyu.exe
        • Path C:\Windows\SysWOW64\yasoyu.exe
        • Size 65KB
        • SHA256 f93c5cf686ae769fd81ae395f939eaa31f2fbbc4550b3fa19656f55b78370a26
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2696-6-0x000000007FE80000-0x000000007FE8C000-memory.dmp
        Download

        memory/2696-1-0x000000007FE90000-0x000000007FE9C000-memory.dmp
        Download

        memory/2696-4-0x000000007FE90000-0x000000007FE9C000-memory.dmp
        Download

        memory/2696-3-0x0000000077D19000-0x0000000077D1A000-memory.dmp
        Download

        memory/2696-0-0x0000000000400000-0x0000000000414000-memory.dmp
        Download

        memory/2696-7-0x000000007FE80000-0x000000007FE8C000-memory.dmp
        Download

        memory/2696-8-0x000000007FE80000-0x000000007FE8C000-memory.dmp
        Download

        memory/2696-12-0x000000007FE90000-0x000000007FE9C000-memory.dmp
        Download

        memory/2696-9-0x000000007FE80000-0x000000007FE8C000-memory.dmp
        Download

        memory/2696-15-0x0000000000400000-0x0000000000414000-memory.dmp
        Download

        memory/2696-2-0x0000000077D18000-0x0000000077D19000-memory.dmp
        Download

        memory/3384-24-0x0000000000400000-0x0000000000414000-memory.dmp
        Download