Analysis
- user interaction
yes - max time kernel
27s - max time network
29s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
23/08/2026, 04:36
General
- Target WyvernLoader.exe
- Size 17.3MB
- Sample260823-e8b9raek2t
- SHA256 32c1b25119d7ccd6905c6fd47d72cefabbd321c18239989a1587c88e930ff961
Malware Config
Signatures
- Looks for VirtualBox Guest Additions in registry 2 TTPs 2 IoCs
- Looks for VMWare Tools registry key 2 TTPs 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
- Enumerates system info in registry 2 TTPs 4 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\WyvernLoader.exe"C:\Users\Admin\AppData\Local\Temp\WyvernLoader.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
memory/3168-0-0x00000001406FD000-0x00000001410BD000-memory.dmp
memory/3168-8-0x00007FFA33DC0000-0x00007FFA33DC2000-memory.dmp
memory/3168-7-0x00007FFA33DB0000-0x00007FFA33DB2000-memory.dmp
memory/3168-6-0x00007FFA34860000-0x00007FFA34862000-memory.dmp
memory/3168-3-0x00007FFA361B0000-0x00007FFA361B2000-memory.dmp
memory/3168-2-0x00007FFA361A0000-0x00007FFA361A2000-memory.dmp
memory/3168-5-0x00007FFA34850000-0x00007FFA34852000-memory.dmp
memory/3168-4-0x00007FFA361C0000-0x00007FFA361C2000-memory.dmp
memory/3168-9-0x0000000140000000-0x000000014220C000-memory.dmp
memory/3168-1-0x00007FFA36190000-0x00007FFA36192000-memory.dmp
memory/3168-13-0x0000000140000000-0x000000014220C000-memory.dmp
memory/3168-14-0x0000000140000000-0x000000014220C000-memory.dmp
memory/3168-15-0x00000001406FD000-0x00000001410BD000-memory.dmp
memory/3168-16-0x0000000140000000-0x000000014220C000-memory.dmp
memory/3168-17-0x0000000140000000-0x000000014220C000-memory.dmp