Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 23:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe
Resource
win10v2004-20260911-en
8 signatures
150 seconds
General
- Target 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe
- Size 44KB
- Sample260930-31cgjsda48
- SHA256 9b59cfbc1afe52bd0e7eb55fc8aec49046296c820a1679b53dca49ef63c663b8
- MD5 0fc717c847a5425fa7061d7fbd58007b
- SHA1 678aaed911a979be1b6211f36192885cd36efcee
- SHA512 39d78e41735ced1b989b6e715b8492c450f90aa95b96d232a7986302125284a9d62a5521239bb72c9e7bd96b532116b95de6cb57ac252dc4dfbb761d0e8ca017
- SSDEEP 768:ZjQ4hPKADZeu4luELIkFj08YBeR+ibrb:VLhPKqSlJvFfYi
- TLSH T11413B047EBB54D66C220DE7116BF4B7AAD32B8674910834F4B95ED8E7C327409923B0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/5820-2-0x0000000000990000-0x00000000009A2000-memory.dmp UPX behavioral2/memory/5820-4-0x0000000000990000-0x00000000009A2000-memory.dmp UPX behavioral2/memory/5820-1-0x0000000000990000-0x00000000009A2000-memory.dmp UPX behavioral2/memory/5820-13-0x0000000000990000-0x00000000009A2000-memory.dmp UPX - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
ioc Process \??\F:\ 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe - Drops autorun.inf file 1 TTPs 4 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created C:\autorun.inf 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe File opened for modification C:\autorun.inf 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe File created F:\autorun.inf 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe File opened for modification F:\autorun.inf 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe -
resource yara_rule behavioral2/memory/5820-2-0x0000000000990000-0x00000000009A2000-memory.dmp upx behavioral2/memory/5820-4-0x0000000000990000-0x00000000009A2000-memory.dmp upx behavioral2/memory/5820-1-0x0000000000990000-0x00000000009A2000-memory.dmp upx behavioral2/memory/5820-13-0x0000000000990000-0x00000000009A2000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_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 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5820 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe 5820 2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-29_0fc717c847a5425fa7061d7fbd58007b_elex_wannacry.exe"1⤵
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5820
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1