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
10/08/2026, 23:37
Behavioral task
behavioral1
Sample
2026-08-10_a64c05d98170b77e2cd7053cc140554f_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_a64c05d98170b77e2cd7053cc140554f_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-10_a64c05d98170b77e2cd7053cc140554f_elex_wannacry.exe
- Size 31KB
- Sample260810-3mhrea1eph
- SHA256 17c9f3ddb45edee080b50c998681144bba326eb0366eac92aef6bd0e1e480ebd
- MD5 a64c05d98170b77e2cd7053cc140554f
- SHA1 5ec64e7d7fdbee6d2185db66d72b93ff2ccdf34c
- SHA512 d24ff78397a53f9563358fc29ee64326aaaed333b9af5fe22a8556b2d5eab23dc55757e6746d21a566cf9ea8012bf6142089e8d0b4f1029f8302ea64555c0ff6
- SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTUsIZ:uTKWckBeEd6ml1pcg7eMUUz62Tn
- TLSH T148E272346BE45D73E3BBDBB586F7C1C5A975B42A2E03992E80851B841833B11DCA0F8D
- 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/0x000a000000016817-4.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 2026-08-10_a64c05d98170b77e2cd7053cc140554f_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 5052 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 codecsupdater.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-10_a64c05d98170b77e2cd7053cc140554f_elex_wannacry.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1944 wrote to memory of 5052 1944 2026-08-10_a64c05d98170b77e2cd7053cc140554f_elex_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_a64c05d98170b77e2cd7053cc140554f_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_a64c05d98170b77e2cd7053cc140554f_elex_wannacry.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1944 -
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:5052
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
- Size 32KB
- SHA256 857ec0b1c34a5647c49524818389bc6f70111b136e0f91c844fdaad80a4e54b0
- MD5 3a3535e4589bf22aac8db4c4ba804169
- SHA1 3afd4c9c782fdafc96af367eae269afbb1e7f7bb
- SHA512 cb438fd71b7a690402cbf4f49027ba47e0211c2f9d33b65d0e7b28e1a9de579be3de972cad64c80e11cb3f1172276050f396b0a08bf92fb08b6fd06de36c8395
- SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTUsIQ:uTKWckBeEd6ml1pcg7eMUUz62T6
- TLSH T1BCE261346BE45D73E3BBDBB586F7C1C5A975B4262E03992E40851B881833B11DCA0F9E
- MD5 SHA1 SHA512 SSDEEP TLSH