Analysis
- user interaction
yes - max time kernel
298s - max time network
297s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
05/09/2026, 14:07
General
- Target huyanbao_last_v3.1.exe
- Size 6.9MB
- Sample260905-rffspadn8z
- SHA256 fe9ab50f0f288e7b26df6b02f2217049143ab4fe7d56d5953e3b88998e520127
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 5 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 7 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵
-
C:\Users\Admin\AppData\Local\Temp\huyanbao_last_v3.1.exe"C:\Users\Admin\AppData\Local\Temp\huyanbao_last_v3.1.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
HuYanBao.exe
System.dll
nsDialogs.dll
nsProcess.dll
nsis7z.dll