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
08/09/2026, 19:56
Behavioral task
behavioral1
Sample
2026-09-08_074587ee9e89f15760ffac86d2edec1f_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-08_074587ee9e89f15760ffac86d2edec1f_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-09-08_074587ee9e89f15760ffac86d2edec1f_elex_wannacry.exe
- Size 18KB
- Sample260908-yn49ksxsgy
- SHA256 a4438f3be8c605fe5e37ee8dc1ea73a7815df5ef38650aeb0678926763ed68ab
- MD5 074587ee9e89f15760ffac86d2edec1f
- SHA1 fe80f9f06c592c0dc046e075f081d4c94b3876de
- SHA512 2a558bc0dde042f7c5e118ece53069331d349244b288d2dd9d7f7232a18d6fc54acddd76beb09b1de660eec895705f27b689223a656c411b5c0913bdc374b176
- SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3nL6b:uTQWckBeEd6ml1pcg7F3GiElpd28
- TLSH T1AA9296356BE55D73E3BBDBB186F7C1C66975742B2E03992E80481B881833E11DC60F9A
- 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/0x0012000000024381-4.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-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation 2026-09-08_074587ee9e89f15760ffac86d2edec1f_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 3480 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 2026-09-08_074587ee9e89f15760ffac86d2edec1f_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 2964 wrote to memory of 3480 2964 2026-09-08_074587ee9e89f15760ffac86d2edec1f_elex_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-08_074587ee9e89f15760ffac86d2edec1f_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-08_074587ee9e89f15760ffac86d2edec1f_elex_wannacry.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2964 -
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:3480
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
- Size 19KB
- SHA256 45703ca25ab9efafc9929e1e82bb78c7e2f9de92c5d42029d105ccb8acdb9b55
- MD5 5c55631bc5527ce6bb02a5596cdf28a4
- SHA1 fe0b0ca6a4e1460b08e7a5ce055f47ec5bf28ef6
- SHA512 beebab43aacae68e1455344c1ac9714fc2b12f021560712d9877e36365028bb4ac6d1e10a2ac268d14cc9e375378254164305be712dceeb936a6a1c058b16a2f
- SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3nL63:uTQWckBeEd6ml1pcg7F3GiElpd2A
- TLSH T1FE9296356BE55D73E3BBDBB586F7C1C66875742A2E03992E80481B881833E11DC60F9A
- MD5 SHA1 SHA512 SSDEEP TLSH