Analysis
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max time kernel
149s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-09-2024 22:56
Behavioral task
behavioral1
Sample
server.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
server.exe
Resource
win10v2004-20240802-en
General
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Target
server.exe
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Size
23KB
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MD5
59e36643cc69940256c9c104b84c313c
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SHA1
b716b1f72794a14986fedc9119ea4f24570977f1
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SHA256
7de64c17154c5d16839c3e583a788126f48493b1bfcd70148ed4f3862cebf033
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SHA512
ac65df8a56f2e9c10c917f8871e852058b4ee3200bacc518508982033866f69e0bd683e2a68889e8b73158e260eb021a427ab8a34ca839edb3c3215227ce2d76
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SSDEEP
384:goWtkEwn65rgjAsGipk55D16xgXakhbZD0mRvR6JZlbw8hqIusZzZIj:v7O89p2rRpcnuZ
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2600 netsh.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"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 use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeDebugPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe Token: 33 2792 server.exe Token: SeIncBasePriorityPrivilege 2792 server.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2792 wrote to memory of 2600 2792 server.exe 28 PID 2792 wrote to memory of 2600 2792 server.exe 28 PID 2792 wrote to memory of 2600 2792 server.exe 28 PID 2792 wrote to memory of 2600 2792 server.exe 28
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 use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2792 -
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:2600
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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