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Analysis
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max time kernel
596s -
max time network
600s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
22/12/2024, 05:07
Behavioral task
behavioral1
Sample
Server.exe
Resource
win10ltsc2021-20241211-en
windows10-ltsc 2021-x64
7 signatures
600 seconds
Behavioral task
behavioral2
Sample
Server.exe
Resource
win11-20241007-en
windows11-21h2-x64
7 signatures
600 seconds
General
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Target
Server.exe
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Size
93KB
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MD5
3f3ae3a450723c80b1aaff419e0d1369
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SHA1
bb3e89cde4dd9d29a688b25a0002163540555b6d
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SHA256
8d4c9b97cae0f3c35ab9a5ffa7f1ab45f7c304fb0d7c517828fed0c2048f6d4a
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SHA512
81cfe00bfb7ff567b66747937c37ee846ae8a672dd3be573b013bc431c2d7d9602f7c02f568a3c996cefc2f86ca9597bc64e9f615b3ef7aae45360e3d15f6aab
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SSDEEP
768:QY33lgSRmnldjcRoMwrx7Y+DIkIITJbXX0pOt8ux82SXxrjEtCdnl2pi1Rz4Rk33:PlTmlbrq+1NTZ0OMjEwzGi1dDzDXgS
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 3 IoCs
pid Process 2776 netsh.exe 5092 netsh.exe 3060 netsh.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 1 6.tcp.eu.ngrok.io 3 6.tcp.eu.ngrok.io -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 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 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 Key opened \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 Key value enumerated \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 4 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 netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2376 Server.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe Token: SeIncBasePriorityPrivilege 2376 Server.exe Token: 33 2376 Server.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2376 wrote to memory of 2776 2376 Server.exe 77 PID 2376 wrote to memory of 2776 2376 Server.exe 77 PID 2376 wrote to memory of 2776 2376 Server.exe 77 PID 2376 wrote to memory of 5092 2376 Server.exe 79 PID 2376 wrote to memory of 5092 2376 Server.exe 79 PID 2376 wrote to memory of 5092 2376 Server.exe 79 PID 2376 wrote to memory of 3060 2376 Server.exe 80 PID 2376 wrote to memory of 3060 2376 Server.exe 80 PID 2376 wrote to memory of 3060 2376 Server.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\Server.exe"C:\Users\Admin\AppData\Local\Temp\Server.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2376 -
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:2776
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C:\Windows\SysWOW64\netsh.exenetsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe"2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:5092
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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:3060
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