Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 23:08
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_391aca0e61aadfab296c069d7f0b1855_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_391aca0e61aadfab296c069d7f0b1855_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-04_391aca0e61aadfab296c069d7f0b1855_elex_wannacry.exe
- Size 12.4MB
- Sample260804-24x2zssflc
- SHA256 14bea1d3383609a4bcb77d7b9718b27b4ce25925d6a06af55496af5b49e0c572
- MD5 391aca0e61aadfab296c069d7f0b1855
- SHA1 53b9d6853fc9508bdef70e58c12ef9ce209efe08
- SHA512 52251cfee7be34ec15cbb4b3da700ac3f297ba7fe7358d5a8efd53aeddb3050bdbadefcb9c7111543c4816e76429be3db8ce782f3aeb6e2c1325afb7fff281e1
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB4:Eq
- TLSH T113D6D65CB404BEBA83FA6DB235B13140AE6707A3378C7C40C2276A762F65962CD5764F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 5444 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 5444 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared D\lsass.exe 2026-08-04_391aca0e61aadfab296c069d7f0b1855_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared D\lsass.exe 2026-08-04_391aca0e61aadfab296c069d7f0b1855_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_391aca0e61aadfab296c069d7f0b1855_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3564 2026-08-04_391aca0e61aadfab296c069d7f0b1855_elex_wannacry.exe 5444 lsass.exe 5444 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3564 wrote to memory of 5444 3564 2026-08-04_391aca0e61aadfab296c069d7f0b1855_elex_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_391aca0e61aadfab296c069d7f0b1855_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_391aca0e61aadfab296c069d7f0b1855_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:3564 -
C:\Program Files\Common Files\Microsoft Shared D\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5444
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\Microsoft Shared D\lsass.exe
- Size 24.9MB
- SHA256 76284c8e3de9f20ebb0d3aaa38b6928bf43103a325a155f263177a978f7cd475
- MD5 715730f3a015d3da5317defa266efdfb
- SHA1 b65c2a9aed7c3cf540afd8fa9f9bf61e2f9af368
- SHA512 7b8adb50ad4fadc959074cd941693e873a740bd7dcdf52ee2550e29022e6b4c1f10def4831594c72d4055957544ad44d428827c2497437797c54d129adb7df1b
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB5:E/
- TLSH T18447C7E9F5173EB4ABE43CC5146730E6B66A13921F5CBC017527FA331EBA99A4093807
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 3935657f11eec2070df1ce4a90e63351b1a476e23152bbd0b98915926da9be26
- MD5 c89acca650dfa9b76e5c7c051373a221
- SHA1 7488e2198c6c7c768ac00234abd300e3fa464b7f
- SHA512 cd50afde9299bad6067c6b63aec9c11935f2f271e90f4c468f67815c7de38b95e469e505b9e0850dd1764e92290c9d97cfd1f755e07307a130eafae1a7fce7da
- TLSH T1EAB01285C5EB47711450B24B1AB15149C0B77C442F691B008F708A4815C391CF950105
- MD5 SHA1 SHA512 TLSH