Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-12-2024 10:42
Behavioral task
behavioral1
Sample
Server.exe
Resource
win7-20241010-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
Server.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
Server.exe
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Size
93KB
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MD5
f6675a418b2c5a731eb55d098ff4811b
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SHA1
2644b64d63915e3fd4bfe24beb310a093d4f441d
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SHA256
58f5e810373d4099f4730d5d63ca9bcb9088caa3db3aaa1843fa39230db7abf3
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SHA512
d32e4962e6a85e5c9f025561d4a8401bc056e82842e792b3fc2c488692beac92b935d46c6be444ad708898595ab200e88f672bf5ea73ac0380d98c6f4f291bde
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SSDEEP
1536:PdwC+xhUa9urgOBPRNvM4jEwzGi1dD7D1gS:PdmUa9urgObdGi1drC
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 4 IoCs
pid Process 1888 netsh.exe 4656 netsh.exe 1136 netsh.exe 4560 netsh.exe -
Drops startup file 6 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe Server.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe Server.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\148a892b37f45e5773518d8932c75e38Windows Update.exe Server.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\148a892b37f45e5773518d8932c75e38Windows Update.exe Server.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Explower.exe Server.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Explower.exe Server.exe -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 12 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 opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe 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 queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \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 value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 7 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1784 cmd.exe 5076 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 5076 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe 772 Server.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 772 Server.exe -
Suspicious use of AdjustPrivilegeToken 17 IoCs
description pid Process Token: SeDebugPrivilege 772 Server.exe Token: 33 772 Server.exe Token: SeIncBasePriorityPrivilege 772 Server.exe Token: 33 772 Server.exe Token: SeIncBasePriorityPrivilege 772 Server.exe Token: 33 772 Server.exe Token: SeIncBasePriorityPrivilege 772 Server.exe Token: 33 772 Server.exe Token: SeIncBasePriorityPrivilege 772 Server.exe Token: 33 772 Server.exe Token: SeIncBasePriorityPrivilege 772 Server.exe Token: 33 772 Server.exe Token: SeIncBasePriorityPrivilege 772 Server.exe Token: 33 772 Server.exe Token: SeIncBasePriorityPrivilege 772 Server.exe Token: 33 772 Server.exe Token: SeIncBasePriorityPrivilege 772 Server.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 772 wrote to memory of 4656 772 Server.exe 82 PID 772 wrote to memory of 4656 772 Server.exe 82 PID 772 wrote to memory of 4656 772 Server.exe 82 PID 772 wrote to memory of 4560 772 Server.exe 84 PID 772 wrote to memory of 4560 772 Server.exe 84 PID 772 wrote to memory of 4560 772 Server.exe 84 PID 772 wrote to memory of 1136 772 Server.exe 85 PID 772 wrote to memory of 1136 772 Server.exe 85 PID 772 wrote to memory of 1136 772 Server.exe 85 PID 772 wrote to memory of 1888 772 Server.exe 97 PID 772 wrote to memory of 1888 772 Server.exe 97 PID 772 wrote to memory of 1888 772 Server.exe 97 PID 772 wrote to memory of 1784 772 Server.exe 98 PID 772 wrote to memory of 1784 772 Server.exe 98 PID 772 wrote to memory of 1784 772 Server.exe 98 PID 1784 wrote to memory of 5076 1784 cmd.exe 101 PID 1784 wrote to memory of 5076 1784 cmd.exe 101 PID 1784 wrote to memory of 5076 1784 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\Server.exe"C:\Users\Admin\AppData\Local\Temp\Server.exe"1⤵
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:772 -
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:4656
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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:4560
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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:1136
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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:1888
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C:\Windows\SysWOW64\cmd.execmd.exe /c ping 0 -n 2 & del "C:\Users\Admin\AppData\Local\Temp\Server.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Windows\SysWOW64\PING.EXEping 0 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:5076
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Network
MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
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Downloads
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Filesize
93KB
MD5f6675a418b2c5a731eb55d098ff4811b
SHA12644b64d63915e3fd4bfe24beb310a093d4f441d
SHA25658f5e810373d4099f4730d5d63ca9bcb9088caa3db3aaa1843fa39230db7abf3
SHA512d32e4962e6a85e5c9f025561d4a8401bc056e82842e792b3fc2c488692beac92b935d46c6be444ad708898595ab200e88f672bf5ea73ac0380d98c6f4f291bde