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
17-09-2024 13:26
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
9bc6215a084969fa7c340d48cfa897c2
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SHA1
66df80df56210d0a66fe17d3dacac68d6c91f7f6
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SHA256
6c1ad21855eb2fa9a3c24cebb709667f2c9938ece87e342deb3e5ebb1ea52335
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SHA512
c17336a72631389393ab3acc12b3638618f11a66229df76e3163a4371dce0d0e34f29ab52e92ba29b9477e1f1a8997d1c79095ded41cf2f687248e713ac2646a
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SSDEEP
384:noWtkEwn65rgjAsGipk55D16xgXakhbZD0mRvR6JZlbw8hqIusZzZIn:A7O89p2rRpcnuB
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2188 netsh.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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 value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key queried \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 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe Token: 33 1392 server.exe Token: SeIncBasePriorityPrivilege 1392 server.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1392 wrote to memory of 2188 1392 server.exe 28 PID 1392 wrote to memory of 2188 1392 server.exe 28 PID 1392 wrote to memory of 2188 1392 server.exe 28 PID 1392 wrote to memory of 2188 1392 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:1392 -
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:2188
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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