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Resubmissions
25/04/2024, 04:47
240425-fezzdsfg4z 825/04/2024, 04:44
240425-fdbv6sfe82 725/04/2024, 04:30
240425-e42zlsfc57 825/04/2024, 04:26
240425-e2hg7afb98 825/04/2024, 04:23
240425-ez875afd3v 7Analysis
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max time kernel
134s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
25/04/2024, 04:26
Static task
static1
General
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Target
SpySheriff.exe
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Size
403KB
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MD5
c899f93e8b753fedd068ef3fe2edb0fd
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SHA1
144b1f18d0e307d14937c21ca1d7cbfc91828a10
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SHA256
5c2a85fb56de2e0a1a1d260ef2177e0209477586c8a6740494bbaf40a9785f47
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SHA512
1aceacb4eba0815322dd3fcd273d8703408362eee3b2d2b5981d2abbe4c2b02852608f46b2e7ce46a50e921871d445c239014b5957c6ba0606bd0334ce7bd41b
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SSDEEP
12288:eBMDMf+ztV53y2k9I68iXDycz+rYIYsVRSHsDr:eS4S53h68eIZjD
Malware Config
Signatures
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Modifies RDP port number used by Windows 1 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate SpySheriff.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-1-5-21-3452737119-3959686427-228443150-1000\Control Panel\International\Geo\Nation SpySheriff.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\SpySheriff = "C:\\Users\\Admin\\AppData\\Local\\Temp\\SpySheriff.exe" SpySheriff.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA SpySheriff.exe -
Maps connected drives based on registry 3 TTPs 5 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count SpySheriff.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\NextInstance SpySheriff.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum SpySheriff.exe Key value enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum SpySheriff.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 SpySheriff.exe -
Checks system information in the registry 2 TTPs 2 IoCs
System information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer SpySheriff.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName SpySheriff.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 21 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor SpySheriff.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Component Information SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 SpySheriff.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Configuration Data SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\VendorIdentifier SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Identifier SpySheriff.exe -
Enumerates system info in registry 2 TTPs 64 IoCs
description ioc Process Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor\1 SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral\0\Component Information SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\Configuration Data SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Configuration Data SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral\0\Configuration Data SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0 SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Configuration Data SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor\0 SpySheriff.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1\Component Information SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0\Configuration Data SpySheriff.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 SpySheriff.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0 SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral\0 SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0\Component Information SpySheriff.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2 SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BiosMinorRelease SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor\0\Component Information SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Component Information SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\ECFirmwareMajorRelease SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardVersion SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Component Information SpySheriff.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor\1\Configuration Data SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor\0\Identifier SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\Configuration Data SpySheriff.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoAdapterBusses SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoAdapterBusses\PCIBus SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoAdapterBusses\PCIBus\0000 SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\PreferredProfile SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController SpySheriff.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoAdapterBusses\PCIBus SpySheriff.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSVersion SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Identifier SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardProduct SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral SpySheriff.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor\1\Component Information SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\FloatingPointProcessor\1\Identifier SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\Configuration Data SpySheriff.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0 SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\Component Information SpySheriff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSReleaseDate SpySheriff.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 SpySheriff.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\DiskController\0\DiskPeripheral\0 SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0 SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2 SpySheriff.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoAdapterBusses SpySheriff.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoAdapterBusses\PCIBus SpySheriff.exe -
Modifies registry class 6 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" SpySheriff.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key SpySheriff.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ SpySheriff.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" SpySheriff.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key SpySheriff.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ SpySheriff.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2240 SpySheriff.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: 33 1360 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1360 AUDIODG.EXE Token: 33 1360 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1360 AUDIODG.EXE -
Suspicious use of FindShellTrayWindow 64 IoCs
pid Process 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe -
Suspicious use of SendNotifyMessage 64 IoCs
pid Process 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe 2240 SpySheriff.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SpySheriff.exe"C:\Users\Admin\AppData\Local\Temp\SpySheriff.exe"1⤵
- Checks BIOS information in registry
- Checks computer location settings
- Adds Run key to start application
- Checks whether UAC is enabled
- Maps connected drives based on registry
- Checks system information in the registry
- Checks processor information in registry
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2240
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C:\Users\Admin\AppData\Local\Temp\SpySheriff.exe"C:\Users\Admin\AppData\Local\Temp\SpySheriff.exe"1⤵
- Modifies registry class
PID:2140
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x5401⤵
- Suspicious use of AdjustPrivilegeToken
PID:1360
Network
MITRE ATT&CK Enterprise v15
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Downloads
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Filesize
1KB
MD57c7095795410a40ca4282ec40f886744
SHA180ebd57583e55e43591305ceffad2ddee6e110ef
SHA2561d126c2da92cf0731ccba86dbf9a6abb5ef808b1a5c0628f493463c5e781eb35
SHA51209c2c464910023ec1f94829487e34a7183195b42cf7f388f4cb2e1fb0c68bb53ce0df17084313cf12584e53540597e28c1bd4209ec6ad311c705d3031c664f4e