Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 22:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_elex_wannacry.exe
- Size 21.6MB
- Sample260804-2cndgahg63
- SHA256 e7ccda329ad0fd2624aa68922c70f163e00da5179784b1fc80289bbb280130a0
- MD5 b379b3d4aa0f55f28792fc0467d6e553
- SHA1 977f71ca0afebe23450fe60062fd08608730ea14
- SHA512 2ad4b8de076fc083bad10013d8c1594d71677b825b4b8dd044450a4b16098b15d73956c02d6903a9c038e4e695eace4484cb44c1f11e02af90f8e3862290d9e4
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB7:EV
- TLSH T15E37A682870B0C4E8488CE51F32DDD3A6751F99AA22E47A5A3D3EF8B5D53A8DD111F1C
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 2388 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 2388 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 2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared O\lsass.exe 2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_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 2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2868 2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_elex_wannacry.exe 2388 lsass.exe 2388 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2868 wrote to memory of 2388 2868 2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_b379b3d4aa0f55f28792fc0467d6e553_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:2868 -
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:2388
-
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 35.6MB
- SHA256 b2a297d0a0cd8a6dbb530364c6775bc7256cc20b946be82f6617b84c35389fe6
- MD5 9bd31d04edad3ce30abdc3a13dcca7e5
- SHA1 73ea8d41785cd172cc7d968bb7014ed6322abdca
- SHA512 f087d10369165b4d4b5f7686a6b76dbb882c1ef7ddd00ec2691f204f2ee2385277acbc04f764604b2344f2af09652cbd1c94ad05a958107f9ca7b04d5ffb332d
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBW:Eo
- TLSH T10D87B6E0A60F1D5E835AF611F35FCE192711EE6A82BC93767253AAD0085354EF212F2D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 ba7e33030afe215882b7b9503cc0552eaf6ebe383bffc3279d40ba0caea1ebd9
- MD5 c38d53185c0ee0b04936492c5c10e53a
- SHA1 654e8ec53e85b961f6cb96091e0cdf0273cfbd55
- SHA512 ff2faa32bcb40daef6c6cf387658b2df7c727159ac30f0b050bb0b1dcab97538c855c886e0b72fa716d160e5963f9b5a8a7c0a86f72b133cc7802633aaa32c86
- TLSH T154B0121052FF56212844F80F05F2BA8CC4123D882E1E63104351DD062C8040AB454978
- MD5 SHA1 SHA512 TLSH