Analysis
- user interaction
yes - max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/08/2026, 11:02
Behavioral task
behavioral1
Sample
NeptuneRAT.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
NeptuneRAT.exe
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target NeptuneRAT.exe
- Size 29.1MB
- Sample260824-m468bsda98
- SHA256 292be1375d72a5c83d4f4261c905d130df40a4edfbb351c184ed3c061c40f6af
- MD5 ec18808e7111d14907969cc2475fcdbe
- SHA1 8caa3bc0a96842dd97c91ec878ecbe52ada49445
- SHA512 f41559d1dcad419563d2cefa1b551913f2aa990137604f55f1f32a5bdaf176100cd4b2fd679d03252dfb6643d252dd359c1adacb63dc204be81a0afd472b742e
- SSDEEP 786432:VCbc9s8vao5ZLXRuNvb3GQBleQk/HojRMYIqgho:VCb+s8vPL8Z7GQjjoI1Mjqgu
- TLSH T1136722377B829A74F6BD4DF30052298073E1C05E8E298AFB366951F927E11E1B6C17C6
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: NeptuneRAT, MasonRAT
NeptuneRAT aka MasonRAT is a trojan written in C#.
- Detects NeptuneRAT stealer 1 IoCs
resource yara_rule behavioral1/memory/2832-0-0x0000000000020000-0x0000000001D44000-memory.dmp family_neptunerat - Program crash 1 IoCs
pid pid_target Process procid_target 4008 2832 WerFault.exe 85 - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language NeptuneRAT.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\NeptuneRAT.exe"C:\Users\Admin\AppData\Local\Temp\NeptuneRAT.exe"1⤵
- System Location Discovery: System Language Discovery
PID:2832 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 8842⤵
- Program crash
PID:4008
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2832 -ip 28321⤵PID:4064