Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-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/4144-1-0x00000000005F0000-0x0000000000602000-memory.dmp
memory/4144-0-0x00007FF8AEC0F000-0x00007FF8AEC10000-memory.dmp
memory/4144-2-0x00007FF8AEA80000-0x00007FF8AF424000-memory.dmp
memory/4144-3-0x00007FF8AEA80000-0x00007FF8AF424000-memory.dmp
memory/4144-4-0x00007FF8AEA80000-0x00007FF8AF424000-memory.dmp
memory/4144-5-0x00007FF8AEA80000-0x00007FF8AF424000-memory.dmp
memory/4144-6-0x0000000000D30000-0x0000000000D38000-memory.dmp