Analysis
- max time kernel
149s - max time network
146s - 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, 03:04
Behavioral task
behavioral1
Sample
2026-08-20_acac22ca7739d9f4d9e24dcc04058271_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_acac22ca7739d9f4d9e24dcc04058271_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-20_acac22ca7739d9f4d9e24dcc04058271_elex_wannacry.exe
- Size 22KB
- Sample260820-dkty8ayemc
- SHA256 bdb46ef8e9e2d4f9df61110ac3a1b87105fde0871c98fdf9cc1651c181ad7bb9
- MD5 acac22ca7739d9f4d9e24dcc04058271
- SHA1 3fffa6a78c15b93a272030b8d64f0c67ccf9fae1
- SHA512 9dbe3794f574ad73eb2521a40c0b65c363b123813d13dfccd8fd69b08a4b8b5b88f63d7a1182d1ab621b61b1c78899ef5464d02e7554264f8bc3323998ab62e6
- SSDEEP 384:j4nBHA7f46l1JcV4rAAAAAraIqh2Y7tWHlDrAii:jQxA7RzcYcHlDrAii
- TLSH T1CEA21D3D5FE45572E3B7CAB985F656C7BE357463B902890E808A43884C23F22EDA171D
- 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/0x00040000000232a4-4.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-1-5-21-3053180483-1881419501-3594244048-1000\Control Panel\International\Geo\Nation 2026-08-20_acac22ca7739d9f4d9e24dcc04058271_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 6040 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_acac22ca7739d9f4d9e24dcc04058271_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 2984 wrote to memory of 6040 2984 2026-08-20_acac22ca7739d9f4d9e24dcc04058271_elex_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_acac22ca7739d9f4d9e24dcc04058271_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_acac22ca7739d9f4d9e24dcc04058271_elex_wannacry.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2984 -
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:6040
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ieupdater.exe
- Size 22KB
- SHA256 a159a440f7fb08a6bbacc857e3ff17e6ac97595d592f0516afda6086c9017241
- MD5 cd116df20982534a48a511d612c0728a
- SHA1 a082fc453b3b46051d43215145476477a2b14a55
- SHA512 b2bb4d8927438d3e1b825b0e170e555ed6eecb7ebe03b094890391f89af23c20972365f2dd3a27c169c9c6cef167b1e5e7c64f19e29bfd8e74e1ac17323836db
- SSDEEP 384:j4nBHA7f46l1JcV4rAAAAAraIqh2Y7tWHlDrAiE:jQxA7RzcYcHlDrAiE
- TLSH T170A21D3D5FE45572E3B7CAB985F656C7BE3574637902890E808A43884C23F22EDA171D
- MD5 SHA1 SHA512 SSDEEP TLSH