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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15/12/2024, 11:30
Behavioral task
behavioral1
Sample
Server.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
Server.exe
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Size
37KB
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MD5
eaca275c90ac7507cd354e17d74d7561
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SHA1
22f5abc3e8151ede9fc18c93893f1f33cf892123
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SHA256
e19b568dd059c6eeeced41f0a6fa07cfe5aa65c4af4c87299e63d4ba3a74b930
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SHA512
5132c06c79b43866f9ba0593c81da9d7d01a676b4e8162c4d64114b0b51b4d2e46651ab3859d6272320f71b3dece581a6d6068e16fc183073b1dc66ffd23afcb
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SSDEEP
384:1izZxj6ic7ri5Z7JAyk/Y4IvDfZeKQV3rAF+rMRTyN/0L+EcoinblneHQM3epzXt:UznHJ7k/Y4IDZbQNrM+rMRa8NujJt
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4124 netsh.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8c2c88ed60c046b6047f59276746c8dd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Server.exe\" .." Server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\8c2c88ed60c046b6047f59276746c8dd = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Server.exe\" .." Server.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 opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \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 Server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe 3284 Server.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3284 Server.exe -
Suspicious use of AdjustPrivilegeToken 39 IoCs
description pid Process Token: SeDebugPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 4808 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 4808 AUDIODG.EXE Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe Token: 33 3284 Server.exe Token: SeIncBasePriorityPrivilege 3284 Server.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3284 wrote to memory of 4124 3284 Server.exe 86 PID 3284 wrote to memory of 4124 3284 Server.exe 86 PID 3284 wrote to memory of 4124 3284 Server.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\Server.exe"C:\Users\Admin\AppData\Local\Temp\Server.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3284 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4124
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x498 0x2fc1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4808
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