Analysis
- max time kernel
149s - max time network
152s - 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, 03:06
Behavioral task
behavioral1
Sample
2026-08-03_319d550f67f96afbd49376b43a7d10e1_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_319d550f67f96afbd49376b43a7d10e1_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-03_319d550f67f96afbd49376b43a7d10e1_elex_wannacry.exe
- Size 18KB
- Sample260804-dlr61st1et
- SHA256 535c964767ec8b2fcc7e4f8bb1fc7b3adf2848a63b797d488e35ec79588217d5
- MD5 319d550f67f96afbd49376b43a7d10e1
- SHA1 ee5fcf18897cbfc409352b04c74f386babf8596b
- SHA512 1306e0f45d2941488d9765eb105a7c534a1605193a53b3d65c0922ee933dd0cde2a7010c15038c7f21a05160b10e407b58a266faf6aed4b41e3aa20f29f58771
- SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3nL6E:uTQWckBeEd6ml1pcg7F3GiElpd2T
- TLSH T14C82A5356BD55D73E3BBDBB596F7C1C66875742B2E03992E80481B882C33A11DCA0F89
- 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/0x000a000000024328-4.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-1-5-21-1074038928-2032447174-945360078-1000\Control Panel\International\Geo\Nation 2026-08-03_319d550f67f96afbd49376b43a7d10e1_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 4932 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 2026-08-03_319d550f67f96afbd49376b43a7d10e1_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 5008 wrote to memory of 4932 5008 2026-08-03_319d550f67f96afbd49376b43a7d10e1_elex_wannacry.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_319d550f67f96afbd49376b43a7d10e1_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_319d550f67f96afbd49376b43a7d10e1_elex_wannacry.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5008 -
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:4932
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
- Size 18KB
- SHA256 1698b3b905998755254b4f7cb9c251d7b55979725dc097ab9b88906dea3910f4
- MD5 ba1e31550cc5ded1a052907e6fe90f9b
- SHA1 ff65df4b782288adfc38a8f8273368db9cabf9a6
- SHA512 5ead870246f76dbad768544a6b69837adc53d87d59c6b9ffefe7db7df323bbbe41de9914b4062a02043d16e8938b8c03e6ebe7bda2da0528747bcedb64efb5d4
- SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3nL6u:uTQWckBeEd6ml1pcg7F3GiElpd21
- TLSH T1D48294356BD55D73E3BBDBB596F7C1C66875742B2E03992E80481B882823A10DCA0F89
- MD5 SHA1 SHA512 SSDEEP TLSH