Analysis
- max time kernel
149s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/09/2026, 18:18
General
- Target 192.exe
- Size 5.7MB
- Sample260905-wxn8lsfc86
- SHA256 21bfcedfb79ec8427ad3d766b66997983a2910d05164773159263b52a5cd6317
Score
10/10
Malware Config
Signatures
- Family: ValleyRat
ValleyRat stage2 is a backdoor written in C++.
- Detects ValleyRAT payload 4 IoCs
- Badlisted process makes network request 25 IoCs
Network request originating from process or tool commonly abused by malware.
- Downloads MZ/PE file 1 IoCs
- Loads dropped DLL 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\192.exe"C:\Users\Admin\AppData\Local\Temp\192.exe"1⤵
- Downloads MZ/PE file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Roaming\Microsoft\Vault\aom.dll Ava2⤵
- Badlisted process makes network request
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
aom.dat
aom.dll
memory/4276-6-0x00000247CBE40000-0x00000247CBE8D000-memory.dmp
memory/4276-7-0x0000000180000000-0x0000000180055000-memory.dmp
memory/4276-13-0x0000000180000000-0x0000000180055000-memory.dmp
memory/4276-14-0x0000000180000000-0x0000000180055000-memory.dmp
memory/4276-15-0x00007FFC79090000-0x00007FFC790C0000-memory.dmp