Analysis
- max time kernel
149s - max time network
144s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
27/05/2026, 23:50
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_elex_wannacry.exe
Resource
win11-20260513-en
6 signatures
150 seconds
General
- Target 2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_elex_wannacry.exe
- Size 15.7MB
- Sample260527-3vrpaaa19n
- SHA256 03cfe5b84715518394c95513786eed940030e5b4620ad708a218fc8bf5e8ca3c
- MD5 13cb50b1e97bf72455aa16fc938d1ee4
- SHA1 92b25b76e4fcd4f67631b91e3bb0ef813bdaddb5
- SHA512 fa16efbe52fd2ca7783b02edbfc1bc32efae3505bc2276ef2400e48d24fcc60bf32314fd37a538ae3d463a36ea8e0fd36c0ab8c76479d60cddc58b7d8f6c7630
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBr:Ep
- TLSH T1BAF62C2BA521E3F129C04E89B613EF89615727CD193A7B50ACF3F0618CE05B54ED9D8E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 1892 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 1892 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared B\lsass.exe 2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared B\lsass.exe 2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_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 2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4420 2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_elex_wannacry.exe 1892 lsass.exe 1892 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4420 wrote to memory of 1892 4420 2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_elex_wannacry.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-27_13cb50b1e97bf72455aa16fc938d1ee4_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:4420 -
C:\Program Files\Common Files\Microsoft Shared B\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1892
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\Microsoft Shared B\lsass.exe
- Size 29.8MB
- SHA256 4d698b28c250c746f45b0b4e66ba7dd620aa7ce60a67745e2bc3750d9e342b43
- MD5 d2c77d1acd476edaebcfcfb4445f73a3
- SHA1 2b0d5de01d8b7510d1c23a5370160d7a79f83772
- SHA512 5caf12fa6d49022d9304b190dea56371c49122434ea2a0859a3dbd350dc26ebfa00f161057a5aec4da855cc4737c1111df37d8c23cb61f9407ea0e5c95fb2fa8
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB5:ET
- TLSH T1C867838BE132E3967AC28F42E515DF8D50574ACC21797A02F9B672740CA06F68F9DC8D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 3d17a33f10033094c475e26463a608486a7a97324e9de66307b1d4a72a7b4b62
- MD5 7685d35f70df34b356ca5b304ec52d5d
- SHA1 25b8d02a84f65c526255288c67b5d08241602d47
- SHA512 64f1dcec6d9a4014ca6c387378705afd01a1231af3c0ecf00e8fca0413412ca2a9f19db162938d5eaa1cc094c9bc36047459c3dbc3f9d4ebe8d6db3c86bfd360
- TLSH T1A4B0120060BB8A321808510FD661460BC038AC08AEA713540308C509AB8240DF8807C2
- MD5 SHA1 SHA512 TLSH