Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/09/2026, 12:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe
- Size 76KB
- Sample260905-pp85gscl7w
- SHA256 aa9d4e02c28df5cc154ed94bcedc574a50c825139e9af5dfeaf22de777b0de5b
- MD5 451c39a70261b28b9d8d10ddd0f4fc7f
- SHA1 bbf27c1ac0517767ec72ee1399e5cb75389fa7a4
- SHA512 e2f1d76790123b986e7f53a5955b2267ad2231dac5451af7f8ec24f21be3c51e877337d15aa6b188166351f2a7a21ec20168f88f061593bb488770c43487c43e
- SSDEEP 1536:w96NXdCOKtbqsha1LViH/UWYPwYf5iI8txOMwOMQJ+:y698OKBgVifvYPwYfWtxOfOb+
- TLSH T1BE737D17FA0680A2FB0449F004BE61F7A737694A2B1B5B17779CDE2EFAB21919C2414D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4340 winlgon.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe" 2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe Set value (str) \REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe" 2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe - 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 2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winlgon.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3164 2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe 4340 winlgon.exe 4340 winlgon.exe 4340 winlgon.exe 4340 winlgon.exe 4340 winlgon.exe 4340 winlgon.exe 4340 winlgon.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3164 wrote to memory of 4340 3164 2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-04_451c39a70261b28b9d8d10ddd0f4fc7f_elex_wannacry.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3164 -
\??\c:\users\admin\appdata\local\temp\winlgon.exec:\users\admin\appdata\local\temp\winlgon.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4340
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\winlgon.exe
- Size 76KB
- SHA256 1975f69f75bc0737f87d8c0f62426f4740ab1156a90515a168f58a72d664ed87
- MD5 3173d00177d628c3142221c37a84abdd
- SHA1 0731034bd7ce5273714a6d342d6799bb62f6ab62
- SHA512 5e581db9e7aabc4cbde8ae60359d540b85936647f14cb3562d0b0e116eb44674ada47d910a996dd21cc609807efb15f743865dc3151fcb50761fa93fc89edb59
- SSDEEP 1536:w96NXdCOKtbqsha1LViH/UWYPwYf5iI8txOMwOMQJR:y698OKBgVifvYPwYfWtxOfObR
- TLSH T14C737D17FA0680A2FB0449F004BE61F7A737694A2B1B5B17779CDE2EFAB21919C2414D
- MD5 SHA1 SHA512 SSDEEP TLSH