Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
25/05/2026, 22:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_elex_wannacry.exe
Resource
win11-20260513-en
6 signatures
150 seconds
General
- Target 2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_elex_wannacry.exe
- Size 23.4MB
- Sample260525-2s34vsbv2x
- SHA256 d30f746bbc93f7ed53cf26201724e3462c4f15fe1bf227996e0083865c533da6
- MD5 b3ee185bc755e3f652c0b36341d6f1ee
- SHA1 6455bb35c112f2faab4462457a69365c172a5e67
- SHA512 df68c21ae6f4b55a119b5c424a80b82847cc860adb90603deb83d7577038c7701ac4fc189f61ad787b12b57b1cda510dc45d3c0c4040a382d77e266e1b98122a
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBv:Ed
- TLSH T1023786BE92720DC5C4A2876F2D4C6EEE4386ABE9E71651C31F1EA19FAF15450EC1E1C0
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 3472 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 3472 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared C\lsass.exe 2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared C\lsass.exe 2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_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 2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4964 2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_elex_wannacry.exe 3472 lsass.exe 3472 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4964 wrote to memory of 3472 4964 2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_elex_wannacry.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-25_b3ee185bc755e3f652c0b36341d6f1ee_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:4964 -
C:\Program Files\Common Files\Microsoft Shared C\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3472
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\Microsoft Shared C\lsass.exe
- Size 34.9MB
- SHA256 a2cc01dd56e3c9a54974b412121dfd9fcc7eaadc3efdc75b58b3ddab549f2bf3
- MD5 f3eef56df8fa9440fba968e8934539db
- SHA1 c2075e0d7256c6142cf92890cbf76fe075b4eb09
- SHA512 407934c6342de65141fc58497484675fffcabced52251d3f8a0ae4f30f2c35739d29521c269b3fbb19d75e810cf35fb4b13c386ec70841402d2c96535e49ecd5
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBS:Eo
- TLSH T15487B67B97658DC5D1E2C36B28ACAEEE4382EBD9D71441C21F6DB19BBE40150FD0A2C4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 0a5868cfe0bd84feac2804e191cb61a44ef0ea21abbcfc42bbd7600b80b868b5
- MD5 46806889b0a86a665277d50a25f4543d
- SHA1 2614d6fff4547f5adf37c463c6c3f51098ae2a87
- SHA512 af287137450373a783538ed795e8fc99997bf35e20dc1016c98d49b13718a00a37036faecb3265cf0d0e115f64364b36a1ec08b547038bea01aafe135abb5625
- TLSH T18FB0121046FD4913300AD0230BF0421ED020BA049A5E2B110330C58962C1459B9C3680
- MD5 SHA1 SHA512 TLSH