Analysis
- user interaction
yes - max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
22/08/2026, 03:33
General
- Target MasonClient.exe
- Size 48KB
- Sample260822-d4hejaep2x
- SHA256 c02828abac0827e6b9f834669e084103aac36180f23f2d63ce1dc4c5b0612223
Score
10/10
Malware Config
Signatures
- Family: NeptuneRAT, MasonRAT
NeptuneRAT aka MasonRAT is a trojan written in C#.
- Detects NeptuneRAT stealer 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\MasonClient.exe"C:\Users\Admin\AppData\Local\Temp\MasonClient.exe"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/5112-0-0x0000000000850000-0x0000000000862000-memory.dmp
memory/5112-1-0x0000000002940000-0x0000000002950000-memory.dmp
memory/5112-2-0x0000000002940000-0x0000000002950000-memory.dmp
memory/5112-3-0x0000000000E80000-0x0000000000E88000-memory.dmp