Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
20/08/2026, 03:09
Behavioral task
behavioral1
Sample
2026-08-20_46f0eaf774d635456235be2f26617341_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_46f0eaf774d635456235be2f26617341_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-20_46f0eaf774d635456235be2f26617341_elex_wannacry.exe
- Size 23KB
- Sample260820-dnrm9sbb58
- SHA256 58551259f64f9d7274881eaccaa56521786e79799c3f01e3ee44d0e79b8e6436
- MD5 46f0eaf774d635456235be2f26617341
- SHA1 8a73fffefa840b31296f041b3ef81de8db699b43
- SHA512 5652ed83426c9384dee190bdfe10b0b0d2ad8e02d1f2a63b1c728b7d8ee27c124ca1c725aa0f82eab851cbc40a75d32c00e9a6043ef163a84a07f48929b73707
- SSDEEP 384:vLoUqhdO7+eN6GWl1pcG4rAAAAAHZMHBfTwEoP//lMnBYI+4LebYMGLlN9gNifSr:vLoZWN6GGBZ2BbwEoP/NsBYI+4Kgn94D
- TLSH T133B230395FD54AB6F3B7CAB685F796C6FA31B0A3B902490D908603454C23B13ED81E6D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: Waski
Waski is a trojan downloader written in C++.
- Detects Waski payload 1 IoCs
resource yara_rule behavioral1/files/0x000600000001687c-4.dat family_waski - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000\Control Panel\International\Geo\Nation 2026-08-20_46f0eaf774d635456235be2f26617341_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 4588 operaupdater.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 2026-08-20_46f0eaf774d635456235be2f26617341_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language operaupdater.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4316 wrote to memory of 4588 4316 2026-08-20_46f0eaf774d635456235be2f26617341_elex_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_46f0eaf774d635456235be2f26617341_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_46f0eaf774d635456235be2f26617341_elex_wannacry.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Users\Admin\AppData\Local\Temp\operaupdater.exe"C:\Users\Admin\AppData\Local\Temp\operaupdater.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4588
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\operaupdater.exe
- Size 23KB
- SHA256 499a539c7924325309c55da0d14e0f4988be1ab1bd6ac2bcca2eff016627b81b
- MD5 f415ab077b714d2aa2074cd4beeb069e
- SHA1 6d048984562ef5d249077cad108bb480c16efb4b
- SHA512 ed236b23c48620cd5579609bab105c3eda6112bb1f42bf377080279f001ae84b125eeffb4a32e57a88f654871d94fd0c9f79af95dc19159e4aefcce401d60f41
- SSDEEP 384:vLoUqhdO7+eN6GWl1pcG4rAAAAAHZMHBfTwEoP//lMnBYI+4LebYMGLlN9gNifSN:vLoZWN6GGBZ2BbwEoP/NsBYI+4Kgn941
- TLSH T14AB230395FD54AB6F3B7CAB685F796C6FA31B0A3B902490D908603454C23B13ED81E6D
- MD5 SHA1 SHA512 SSDEEP TLSH