Analysis
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max time kernel
119s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
28/11/2024, 13:18
Behavioral task
behavioral1
Sample
d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe
Resource
win10v2004-20241007-en
General
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Target
d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe
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Size
23KB
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MD5
95e5c3870eca37058e843dc41daf042e
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SHA1
3e3a771c03d9ef0340b91733f870bc26ced1228f
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SHA256
d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee
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SHA512
184f0a0f2ccdb9994d7f58ef322cba39686c56f89bae6846e597db0da5811e368a8f7e8b7acfe7b38a94e074a6b95df4ebac969691c9c016e27e34efff3e86c1
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SSDEEP
384:poWSkWHa55BgDVRGipkItzY6vZg36Eh7FpmRvR6JZlbw8hqIusZzZQ7J:+Juk9pHRpcnuFJ
Malware Config
Signatures
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Njrat family
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1948 netsh.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ad223c181f76c0d1c9788200b640f54f.exe d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ad223c181f76c0d1c9788200b640f54f.exe d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\ad223c181f76c0d1c9788200b640f54f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe\" .." d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ad223c181f76c0d1c9788200b640f54f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe\" .." d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 29 IoCs
description pid Process Token: SeDebugPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: 33 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe Token: SeIncBasePriorityPrivilege 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2024 wrote to memory of 1948 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe 31 PID 2024 wrote to memory of 1948 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe 31 PID 2024 wrote to memory of 1948 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe 31 PID 2024 wrote to memory of 1948 2024 d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe"C:\Users\Admin\AppData\Local\Temp\d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe"1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe" "d36ff93c9dd527e80640d23df22f89b42d8122e737e1d2c49423730123711dee.exe" ENABLE2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:1948
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1