Analysis
- max time kernel
150s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-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 3868 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 3868 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared U\lsass.exe 2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared U\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 4660 2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe 3868 lsass.exe 3868 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4660 wrote to memory of 3868 4660 2026-07-21_5a7a3b81a185140b5551715c38777e11_elex_wannacry.exe 89
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:4660 -
C:\Program Files\Common Files\Microsoft Shared U\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3868
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Program Files\Common Files\Microsoft Shared U\lsass.exe
- Size 30.9MB
- SHA256 38d0fa8ef7f08cc749c9c5ca67b2be0977e7691136e93f2c5a54177aff39c714
- MD5 c4bcf2c80ad3cf5d435a4119bdc9e955
- SHA1 8fc9effcb01841ca1652f3b21d4bcef57bb8467e
- SHA512 4d0f98a817a44c00faa37a00e6d6f4301d6a0ff178d47397cc6a34e7724ba055f451d22fc09def5b05587082ce9f80d6c49ea1956d88606ca5ba7306efd93cc0
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBX:Ex
- TLSH T1AE67B8867FF0E76F75121EB48E405AE7D4156438E207A4BCE7E0A0B6B0B9158987B373
- 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