Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-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
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Downloads
memory/728-0-0x00000001406FD000-0x00000001410BD000-memory.dmp
memory/728-5-0x00007FF81F150000-0x00007FF81F152000-memory.dmp
memory/728-4-0x00007FF81F9A0000-0x00007FF81F9A2000-memory.dmp
memory/728-3-0x00007FF81F990000-0x00007FF81F992000-memory.dmp
memory/728-2-0x00007FF81F980000-0x00007FF81F982000-memory.dmp
memory/728-1-0x00007FF81F970000-0x00007FF81F972000-memory.dmp
memory/728-7-0x00007FF81D630000-0x00007FF81D632000-memory.dmp
memory/728-8-0x00007FF81D640000-0x00007FF81D642000-memory.dmp
memory/728-6-0x00007FF81F160000-0x00007FF81F162000-memory.dmp
memory/728-13-0x0000000140000000-0x000000014220C000-memory.dmp
memory/728-14-0x0000000140000000-0x000000014220C000-memory.dmp
memory/728-15-0x0000000004450000-0x00000000045A9000-memory.dmp
memory/728-16-0x00000001406FD000-0x00000001410BD000-memory.dmp
memory/728-17-0x0000000140000000-0x000000014220C000-memory.dmp
memory/728-18-0x0000000140000000-0x000000014220C000-memory.dmp