Analysis
- max time kernel
149s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
13/11/2026, 22:48
Behavioral task
behavioral1
Sample
2026-11-13_cd3f93e9e6707d39f3ce90f15169aba9_elex_wannacry.exe
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-11-13_cd3f93e9e6707d39f3ce90f15169aba9_elex_wannacry.exe
Resource
win11ltsc2024-20260911-en
7 signatures
150 seconds
General
- Target 2026-11-13_cd3f93e9e6707d39f3ce90f15169aba9_elex_wannacry.exe
- Size 23KB
- Sample261113-2re1msgw8n
- SHA256 90f9454d14dda263c4e0ec773288d32f1d07486fe17003f318881bb01d3d0515
- MD5 cd3f93e9e6707d39f3ce90f15169aba9
- SHA1 b9829c55293fbb8dc00f260e6a570d794482c56d
- SHA512 e7ed60ffb813339839a7298ef0ba925cf061e5018afe67889130dc44754ac92b25d95af690dbfbb5ed6441a50e3576762040529f2aa373f70022a3f4b56e99ec
- SSDEEP 384:nE5WckBeEd6ml1pcg7HY3Gi+CW6H7s9Pje:nE0ckEEd62J743Gig6HIlje
- TLSH T16AB252386FD51D73E3BBD7B285F7C1C6A974B0277A03691E80861B491C23F12AD91A8D
- 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/0x000f000000023385-3.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-1-5-21-2091445952-3649787497-104050984-1000\Control Panel\International\Geo\Nation 2026-11-13_cd3f93e9e6707d39f3ce90f15169aba9_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 4292 codecsupdater.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname codecsupdater.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain codecsupdater.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 2026-11-13_cd3f93e9e6707d39f3ce90f15169aba9_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 5612 wrote to memory of 4292 5612 2026-11-13_cd3f93e9e6707d39f3ce90f15169aba9_elex_wannacry.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-13_cd3f93e9e6707d39f3ce90f15169aba9_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-13_cd3f93e9e6707d39f3ce90f15169aba9_elex_wannacry.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5612 -
C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:4292
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
- Size 23KB
- SHA256 0094d3833dbfaf73214451909cd174bcc6b983a1da5ae569b42fc0577f3fa31a
- MD5 834848428a580004da34139c7efe1605
- SHA1 a2f12892e2f6e9cdcfcdc5e376890aae4441b39c
- SHA512 4e8d973b7908421f91e8832c8f49341de7176ae37bfed6a3d81ab6a8e1cd34e3ee2f3a6d92cfd83f891496898e23e168dc651dc2a591d48087af95a739abf860
- SSDEEP 384:nE5WckBeEd6ml1pcg7HY3Gi+CW6H7s9Pjc:nE0ckEEd62J743Gig6HIljc
- TLSH T124B252386FD51D73E3BBD7B285F7C1C6A974B0277A03691E80861B491C23F12AD91A8D
- MD5 SHA1 SHA512 SSDEEP TLSH