Analysis
- max time kernel
149s - max time network
135s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
04/08/2026, 06:38
General
- Target 2026-08-04_7f23f1b72d8c2cc150e4159c3601e5e2_elex_wannacry.exe
- Size 544KB
- Sample260804-heb9faee62
- SHA256 fdb6ac458f6b7b799e370acfc848c5277434ed71636e3caaf3ab43d3918d3190
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Drops file in System32 directory 1 IoCs
- Drops file in Program Files directory 1 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious use of SetWindowsHookEx 8 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_7f23f1b72d8c2cc150e4159c3601e5e2_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_7f23f1b72d8c2cc150e4159c3601e5e2_elex_wannacry.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\wnsapisu.exe"C:\Windows\system32\wnsapisu.exe" /no_ads2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
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Downloads
wnsapisu.exe