Analysis
- max time kernel
148s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 07:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe
- Size 549KB
- Sample260804-h3495afa96
- SHA256 b7ccfdc2f88ccc347c86aa2a85c9ab78319d9d3c7fc49b8f8e395cb90914be1c
- MD5 54ec5bb4335a25af24e2d576ae09eb23
- SHA1 8c81542a32c3edff1c89b02787636fe7d68e64bf
- SHA512 90dd12140bebbdbe9ef38b85cc0492be6e0c203919d84d11c5f36da8d07556e0b22738d248d4b92c1287619692c6118d9ecbc5021fee647db3145a1fc689c1b7
- SSDEEP 6144:dxEqOEYeH0rXcNdKSx4xoxsxe69xPxs9IjR:X6FXOs8QnJj
- TLSH T178C452DEB9D64596E083DBB0236F91B0D4376CB68B405AA7D34BEC5711ACD5C20CB2E2
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1656 wnsintit.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3611646547-550105268-947503007-1000\Software\Microsoft\Windows\CurrentVersion\Run\WNSC = "C:\\Windows\\system32\\wnsintit.exe" 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\wnsintit.exe 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files (x86)\PurityScan\PuritySCAN.exe 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wnsintit.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3611646547-550105268-947503007-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe Set value (str) \REGISTRY\USER\S-1-5-21-3611646547-550105268-947503007-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe Key created \REGISTRY\USER\S-1-5-21-3611646547-550105268-947503007-1000\Software\Microsoft\Internet Explorer\Main 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe Set value (int) \REGISTRY\USER\S-1-5-21-3611646547-550105268-947503007-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1" 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe - Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 1656 wnsintit.exe 1656 wnsintit.exe 1656 wnsintit.exe 1656 wnsintit.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 1656 wnsintit.exe 1656 wnsintit.exe 1656 wnsintit.exe 1656 wnsintit.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3916 wrote to memory of 1656 3916 2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_54ec5bb4335a25af24e2d576ae09eb23_elex_wannacry.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3916 -
C:\Windows\SysWOW64\wnsintit.exe"C:\Windows\system32\wnsintit.exe" /no_ads2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1656
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\wnsintit.exe
- Size 554KB
- SHA256 9cc79160c689d17293a769e6bb6ad61dad0f39c246f0c8e72de30112d2c1a6d1
- MD5 7330f5402abac88814507f164198b790
- SHA1 bdd28b1593bc7cdd47a1635a4ae6f8342318b973
- SHA512 be33d22561e976c0dd56033bbdfc042967b69d8fad65ced2ff396c14040250e16d7dd5d11b6d55d9a94c0210875c5cc9fc7c74e59cee16d67e23e30a9c3dc36c
- SSDEEP 6144:dxEqOEYeH0rXcNdKSx4xoxsxe69xPxs9IjG:X6FXOs8QnJE
- TLSH T1D8C452DEB9D64596E083DBB0236F91B0D4376CB68B405AA7D34BEC5711ACD5C20CB2E2
- MD5 SHA1 SHA512 SSDEEP TLSH