Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2024 13:58
Behavioral task
behavioral1
Sample
f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe
Resource
win10v2004-20240910-en
General
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Target
f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe
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Size
23KB
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MD5
9c691e60b7ffdaec80cb169114b784f2
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SHA1
1d7df5d95f0e4ff3c5825c4aed7d3838d0c02f1e
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SHA256
f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf
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SHA512
84b9f8c7de1107f95c3833d0e556bbdffeafc33da9346ccc66d080e05b16946e048f271d6a84649792d1847ffb805b0ab24402d25d4eca2a77e2f9e80bc67264
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SSDEEP
384:dcqbCK0l4h7o9SVyDGvENuh46/gJkOmMSW38mRvR6JZlbw8hqIusZzZiC:O30py6vhxaRpcnuy
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3912 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe -
Executes dropped EXE 1 IoCs
pid Process 4676 server.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\864692358947bbd64230700870762f06 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\864692358947bbd64230700870762f06 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 3 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe Token: 33 4676 server.exe Token: SeIncBasePriorityPrivilege 4676 server.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1548 wrote to memory of 4676 1548 f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe 94 PID 1548 wrote to memory of 4676 1548 f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe 94 PID 1548 wrote to memory of 4676 1548 f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe 94 PID 4676 wrote to memory of 3912 4676 server.exe 97 PID 4676 wrote to memory of 3912 4676 server.exe 97 PID 4676 wrote to memory of 3912 4676 server.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe"C:\Users\Admin\AppData\Local\Temp\f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1548 -
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4676 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3912
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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
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
23KB
MD59c691e60b7ffdaec80cb169114b784f2
SHA11d7df5d95f0e4ff3c5825c4aed7d3838d0c02f1e
SHA256f489cba00e6d7bc606ea137f639ac40baca8871474066bec0a839fae75de4eaf
SHA51284b9f8c7de1107f95c3833d0e556bbdffeafc33da9346ccc66d080e05b16946e048f271d6a84649792d1847ffb805b0ab24402d25d4eca2a77e2f9e80bc67264