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
20/08/2026, 03:45
Behavioral task
behavioral1
Sample
2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe
- Size 23KB
- Sample260820-ebf7fassct
- SHA256 e7d8c933ca19792413b90e5daa14825869059272c6af57734a30e76ff451fd7a
- MD5 7ecc08f2fec793ec3a906295eeec0067
- SHA1 7912705eac98721e8a9f048c075819f32280825b
- SHA512 42bfe506e7bacda91060d731f6f86ae67436199c115ba50b446ca385197930abbb1e07bd0f1dce7d73d31b4c95b7191cd2753e65eeb44c1c5708cb0f04c452ab
- SSDEEP 384:j4nBHA7f46l1JcV4rAAAAAraIqh2Y7tWHlDrA26A5:jQxA7RzcYcHlDrAG
- TLSH T1ACB21C3D5FE45572E3B7CAB985F656C7BA3574637D02980E808A43884C23F22EDA172D
- 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/0x000b0000000243a5-4.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 2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 448 ieupdater.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 2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ieupdater.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3984 wrote to memory of 448 3984 2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3984 -
C:\Users\Admin\AppData\Local\Temp\ieupdater.exe"C:\Users\Admin\AppData\Local\Temp\ieupdater.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:448
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ieupdater.exe
- Size 23KB
- SHA256 10ce198b6d48e70ee99b9cae9219cfe4ef5c4350104b13b15e78d1c2a7e2e081
- MD5 5d71d9cafd196478d27060da55797ed7
- SHA1 df1f01261dd5c6af612cb5083d09520021aa0231
- SHA512 ed290d9e53df2273c16d6ea18d1702842ccc71adeb5df3d67191bfbeb7854e2c730255d2271ce6b8e8968afcd2600190b08f8a26b28def9063f4c7243c848e1a
- SSDEEP 384:j4nBHA7f46l1JcV4rAAAAAraIqh2Y7tWHlDrA26AQ:jQxA7RzcYcHlDrAz
- TLSH T1D1B20B3D5FE45572E3B7CAB985F656C7BA3574637D02980E808A43884C23F22EDA172D
- MD5 SHA1 SHA512 SSDEEP TLSH