Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/04/2026, 07:50
Behavioral task
behavioral1
Sample
2026-04-15_7d129afdb2b952d9e599da2d1450ca35_elex_wannacry.exe
Resource
win10v2004-20260130-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-15_7d129afdb2b952d9e599da2d1450ca35_elex_wannacry.exe
Resource
win11-20260130-en
6 signatures
150 seconds
General
- Target 2026-04-15_7d129afdb2b952d9e599da2d1450ca35_elex_wannacry.exe
- Size 28KB
- Sample260415-jpp4qab16x
- SHA256 360b2fafc58850e49e5ca4b2ae0269f3b8fd2d3ff87fb3ab002cd0b027653c98
- MD5 7d129afdb2b952d9e599da2d1450ca35
- SHA1 5735ece4e0a9b7d1b4af9e940d519c81dae6b76b
- SHA512 8323934868dc0d0a96aace00f45ed6f48c0a7648d852cfb8f78eab862922dfbc86185941d8ac9f61a15be4862cf8689d5fd7143caca84734bca9879172fc23e8
- SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTyAFp:uTKWckBeEd6ml1pcg7eMUyAFp
- TLSH T1F9D2C8356AD45C73E3FBD3B195FBC1C66974702F2B03992F94442B882D23A119CA0F89
- 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/0x000900000001dc10-4.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-1-5-21-745935970-1373868228-562466063-1000\Control Panel\International\Geo\Nation 2026-04-15_7d129afdb2b952d9e599da2d1450ca35_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 2808 codecsupdater.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 2026-04-15_7d129afdb2b952d9e599da2d1450ca35_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language codecsupdater.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4364 wrote to memory of 2808 4364 2026-04-15_7d129afdb2b952d9e599da2d1450ca35_elex_wannacry.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_7d129afdb2b952d9e599da2d1450ca35_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_7d129afdb2b952d9e599da2d1450ca35_elex_wannacry.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4364 -
C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2808
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
- Size 28KB
- SHA256 abe1445e941ba3787c36a2e0b75d75aa07240ddab6e6d2d1cccba74d3c587159
- MD5 a7e351d1dca97a8f91ed91f0910bc771
- SHA1 4f20363a31244eb0cd5b547d9564f43e108b23b4
- SHA512 e11678217452109cc8361acd05d8b98419e3c2724b88c487b9c702322dec0f31d404b12cd8537b8e73d37e853ca5e4aeb06c2b2336ef28d69481d8d6a72829dc
- SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTyAF1:uTKWckBeEd6ml1pcg7eMUyAF1
- TLSH T194D2C7356AD45C73E3FBD7B195FBC1C6A974742E2B03992F94441B882D23A119CA0F89
- MD5 SHA1 SHA512 SSDEEP TLSH