Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
- submitted
03/09/2025, 04:25
General
- Target a3247e6b32e3b8828c6548c88e3e3c92.exe
- Size 43KB
- Sample250903-e2b1eavzfz
- SHA256 7f930050a1cfb55393b738cef30ccfeeb540bb1d047ffecd0c2aaa038bf69c29
Malware Config
Extracted
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njrat
-
Njrat 0.7 Golden By Hassan Amiri
-
HacKed
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178.16.55.70:5552
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Windows Update
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reg_key
Windows Update
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splitter
|Hassan|
Signatures
- Njrat family
- njRAT/Bladabindi
Widely used RAT written in .NET.
- Drops startup file 2 IoCs
- Executes dropped EXE 3 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 33 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a3247e6b32e3b8828c6548c88e3e3c92.exe"C:\Users\Admin\AppData\Local\Temp\a3247e6b32e3b8828c6548c88e3e3c92.exe"1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\a3247e6b32e3b8828c6548c88e3e3c92.exe" ..1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\a3247e6b32e3b8828c6548c88e3e3c92.exeC:\Users\Admin\AppData\Local\Temp\a3247e6b32e3b8828c6548c88e3e3c92.exe ..2⤵
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\Server.exeC:\Users\Admin\AppData\Local\Temp/Server.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\Server.exeC:\Users\Admin\AppData\Local\Temp/Server.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\Server.exeC:\Users\Admin\AppData\Local\Temp/Server.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
Server.exe.log
Server.exe
memory/2152-8-0x00000000050E0000-0x00000000050F0000-memory.dmp
memory/2152-3-0x00000000057A0000-0x0000000005D46000-memory.dmp
memory/2152-4-0x00000000052F0000-0x0000000005382000-memory.dmp
memory/2152-0-0x0000000000450000-0x0000000000462000-memory.dmp
memory/2152-2-0x00000000050E0000-0x00000000050F0000-memory.dmp
memory/2152-13-0x00000000050D0000-0x00000000050DA000-memory.dmp
memory/2152-15-0x0000000005520000-0x0000000005586000-memory.dmp
memory/2152-16-0x0000000006440000-0x0000000006458000-memory.dmp
memory/2152-1-0x0000000004EB0000-0x0000000004F4C000-memory.dmp
memory/3724-5-0x0000000004DC0000-0x0000000004DD0000-memory.dmp
memory/5996-12-0x0000000004C80000-0x0000000004C90000-memory.dmp