Analysis
- max time kernel
150s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 02:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe
- Size 44KB
- Sample260810-cmkynatsby
- SHA256 ad87403f4b0aa36d93cfd3af1078d8a0b4e9bdd6783c17ab863cee3a2395ecd9
- MD5 9fda4f6c777c31ac5ad9abc8f67ebb6b
- SHA1 3a9c400cb6f70bf9d7b844ed85c3658228a016d6
- SHA512 597785e6d1a6c9da5be4ce9c3bb341a901d98c0d1e62a6f8eaf25e0faee93cae7c0a4af4a68a4bd0875fcf0cfa58399712ce64c17bef3070152a9e6127a20ab9
- SSDEEP 768:WjQ4hlKADZeu4luELIkFj08YBeR+ibrb:SLhlKqSlJvFfYi
- TLSH T14413BF47EAB14D66C220EE7216BF5F7E5D32B8674910474F0B95DE8EBD327408922B0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral2/memory/1188-1-0x0000000000A90000-0x0000000000AA2000-memory.dmp UPX behavioral2/memory/1188-3-0x0000000000A90000-0x0000000000AA2000-memory.dmp UPX behavioral2/memory/1188-13-0x0000000000A90000-0x0000000000AA2000-memory.dmp UPX - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops autorun.inf file 1 TTPs 4 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\autorun.inf 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe File created F:\autorun.inf 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe File opened for modification F:\autorun.inf 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe File created C:\autorun.inf 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe -
resource yara_rule behavioral2/memory/1188-1-0x0000000000A90000-0x0000000000AA2000-memory.dmp upx behavioral2/memory/1188-3-0x0000000000A90000-0x0000000000AA2000-memory.dmp upx behavioral2/memory/1188-13-0x0000000000A90000-0x0000000000AA2000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1188 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe 1188 2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_9fda4f6c777c31ac5ad9abc8f67ebb6b_elex_wannacry.exe"1⤵
- Drops autorun.inf file
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1188