Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/07/2026, 01:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe
- Size 16.7MB
- Sample260722-bc2yratvbz
- SHA256 7576d2443a43d2ee461b56cb97e497971e0e8526d0c3cb2921f7133d0596f309
- MD5 5a7a3b81a185140b5551715c38777e11
- SHA1 f44fa4b5bc909d58dffcad86c4b6c181afdc6fce
- SHA512 af0fa8df6f0d3f734b8e5e5c176c5d741c9c4373fbd6e9059a3accf999c83376b072087f5391d10b6363cd13f2de34819269cc11d4cb62c00096c32afe303109
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB8:EO
- TLSH T1E407C9DBF8A8298B37491274CD944FAAB431F40CD797626CEE90E1E3E0F57682855933
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 4696 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 4696 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared O\lsass.exe 2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared O\lsass.exe 2026-07-21_5a7a3b81a185140b5551715c38777e11_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 2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4568 2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe 4696 lsass.exe 4696 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4568 wrote to memory of 4696 4568 2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4568 -
C:\Program Files\Common Files\Microsoft Shared O\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4696
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\Microsoft Shared O\lsass.exe
- Size 28.7MB
- SHA256 a3c47b2bb44c2e313b5e0463bc283a94e00bb8ce5364465c425c4bf50099a9e4
- MD5 5016e6f879ee33cc38d21863fcc0373e
- SHA1 c772e00c4267a36281ade572d340896b2f2912c1
- SHA512 327535ca34e17517b9416212f1f659a7bc669b46d7f45eb57a30bcb973457c41cc9149fd8a876c6dd3ad75044d1ab51bffc5f14fcf2c4f0b570460c5836b2b08
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBF:EH
- TLSH T13F67F992B4B0A8C7374505F08DE25FEA78A5E00CC7672668CEC8F9D6ECF97299841177
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 c57dda10d6eb148fe0cdc810ff546b25377b8f288303bc3b5046f6d89c300c51
- MD5 3940cd52cac746b452a8347a801a0e62
- SHA1 0af7eac9274b15e1b6d169917ab8685bbe18ef22
- SHA512 330f891fe61ab1c23ea4d596bf26ba3e4df4f1039a00b9d1fa71bc99aea8ccbcd4b8ca88c13658f72db1dd1b9dff477b1eac9fe059e1c3eb3602ea373fab529a
- TLSH T1C4B0120445BE8931004C701709B04608E0B96C1C9A4517D00704D5E925D1459F9D9AE0
- MD5 SHA1 SHA512 TLSH