Analysis
- max time kernel
147s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220718-en - resource tags
arch:x64arch:x86image:win10v2004-20220718-enlocale:en-usos:windows10-2004-x64system - submitted
20/07/2022, 03:27
Static task
static1
Behavioral task
behavioral1
Sample
faed32ee420704e18792dadaade82c2d.dll
Resource
win7-20220715-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
faed32ee420704e18792dadaade82c2d.dll
Resource
win10v2004-20220718-en
11 signatures
150 seconds
General
- Target faed32ee420704e18792dadaade82c2d.dll
- Size 5.0MB
- Sample220720-dzrseabdb2
- SHA256 a60b47e8c834aa97ddda9bd70dd41d8dc61649fd878ea913bc242ae79fe8cc77
- MD5 faed32ee420704e18792dadaade82c2d
- SHA1 3386d17c56ad13ab1ed43829a1d90a72453e8c3c
- SHA512 865d77647dd622bd68330f5af9238c98f9fd272f1aa4cdf24f2c73937c4215d904b9162376bab4dbef0734254c99634056038a89cf9040a373c2cd796d40ed0b
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Modifies firewall policy service 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List mssecsvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile mssecsvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications mssecsvc.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\WINDOWS\mssecsvc.exe = "C:\\WINDOWS\\mssecsvc.exe:*:enabled:@shell32.dll,-1" mssecsvc.exe - Wannacry
WannaCry is a ransomware cryptoworm.
- Contacts a large (3304) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
- Executes dropped EXE 2 IoCs
pid Process 992 mssecsvc.exe 4640 mssecsvc.exe - Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
- Drops file in Windows directory 2 IoCs
description ioc Process File created C:\WINDOWS\mssecsvc.exe rundll32.exe File created C:\WINDOWS\tasksche.exe mssecsvc.exe - Program crash 1 IoCs
pid pid_target Process procid_target 4204 992 WerFault.exe 77 - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 992 mssecsvc.exe 992 mssecsvc.exe 4640 mssecsvc.exe 4640 mssecsvc.exe - Suspicious behavior: MapViewOfSection 64 IoCs
pid Process 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 992 mssecsvc.exe 4640 mssecsvc.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 992 mssecsvc.exe Token: SeDebugPrivilege 4640 mssecsvc.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5100 wrote to memory of 1032 5100 rundll32.exe 76 PID 5100 wrote to memory of 1032 5100 rundll32.exe 76 PID 5100 wrote to memory of 1032 5100 rundll32.exe 76 PID 1032 wrote to memory of 992 1032 rundll32.exe 77 PID 1032 wrote to memory of 992 1032 rundll32.exe 77 PID 1032 wrote to memory of 992 1032 rundll32.exe 77 PID 992 wrote to memory of 576 992 mssecsvc.exe 6 PID 992 wrote to memory of 576 992 mssecsvc.exe 6 PID 992 wrote to memory of 576 992 mssecsvc.exe 6 PID 992 wrote to memory of 576 992 mssecsvc.exe 6 PID 992 wrote to memory of 576 992 mssecsvc.exe 6 PID 992 wrote to memory of 576 992 mssecsvc.exe 6 PID 992 wrote to memory of 668 992 mssecsvc.exe 4 PID 992 wrote to memory of 668 992 mssecsvc.exe 4 PID 992 wrote to memory of 668 992 mssecsvc.exe 4 PID 992 wrote to memory of 668 992 mssecsvc.exe 4 PID 992 wrote to memory of 668 992 mssecsvc.exe 4 PID 992 wrote to memory of 668 992 mssecsvc.exe 4 PID 992 wrote to memory of 760 992 mssecsvc.exe 8 PID 992 wrote to memory of 760 992 mssecsvc.exe 8 PID 992 wrote to memory of 760 992 mssecsvc.exe 8 PID 992 wrote to memory of 760 992 mssecsvc.exe 8 PID 992 wrote to memory of 760 992 mssecsvc.exe 8 PID 992 wrote to memory of 760 992 mssecsvc.exe 8 PID 992 wrote to memory of 764 992 mssecsvc.exe 75 PID 992 wrote to memory of 764 992 mssecsvc.exe 75 PID 992 wrote to memory of 764 992 mssecsvc.exe 75 PID 992 wrote to memory of 764 992 mssecsvc.exe 75 PID 992 wrote to memory of 764 992 mssecsvc.exe 75 PID 992 wrote to memory of 764 992 mssecsvc.exe 75 PID 992 wrote to memory of 784 992 mssecsvc.exe 74 PID 992 wrote to memory of 784 992 mssecsvc.exe 74 PID 992 wrote to memory of 784 992 mssecsvc.exe 74 PID 992 wrote to memory of 784 992 mssecsvc.exe 74 PID 992 wrote to memory of 784 992 mssecsvc.exe 74 PID 992 wrote to memory of 784 992 mssecsvc.exe 74 PID 992 wrote to memory of 896 992 mssecsvc.exe 73 PID 992 wrote to memory of 896 992 mssecsvc.exe 73 PID 992 wrote to memory of 896 992 mssecsvc.exe 73 PID 992 wrote to memory of 896 992 mssecsvc.exe 73 PID 992 wrote to memory of 896 992 mssecsvc.exe 73 PID 992 wrote to memory of 896 992 mssecsvc.exe 73 PID 992 wrote to memory of 940 992 mssecsvc.exe 72 PID 992 wrote to memory of 940 992 mssecsvc.exe 72 PID 992 wrote to memory of 940 992 mssecsvc.exe 72 PID 992 wrote to memory of 940 992 mssecsvc.exe 72 PID 992 wrote to memory of 940 992 mssecsvc.exe 72 PID 992 wrote to memory of 940 992 mssecsvc.exe 72 PID 992 wrote to memory of 1008 992 mssecsvc.exe 71 PID 992 wrote to memory of 1008 992 mssecsvc.exe 71 PID 992 wrote to memory of 1008 992 mssecsvc.exe 71 PID 992 wrote to memory of 1008 992 mssecsvc.exe 71 PID 992 wrote to memory of 1008 992 mssecsvc.exe 71 PID 992 wrote to memory of 1008 992 mssecsvc.exe 71 PID 992 wrote to memory of 404 992 mssecsvc.exe 70 PID 992 wrote to memory of 404 992 mssecsvc.exe 70 PID 992 wrote to memory of 404 992 mssecsvc.exe 70 PID 992 wrote to memory of 404 992 mssecsvc.exe 70 PID 992 wrote to memory of 404 992 mssecsvc.exe 70 PID 992 wrote to memory of 404 992 mssecsvc.exe 70 PID 992 wrote to memory of 624 992 mssecsvc.exe 9 PID 992 wrote to memory of 624 992 mssecsvc.exe 9 PID 992 wrote to memory of 624 992 mssecsvc.exe 9 PID 992 wrote to memory of 624 992 mssecsvc.exe 9
Processes
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵PID:668
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:576
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵PID:1008
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"2⤵PID:764
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:760
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p1⤵PID:624
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc1⤵PID:1232
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s FontCache1⤵PID:1644
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache1⤵PID:1992
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C:\Windows\System32\spoolsv.exeC:\Windows\System32\spoolsv.exe1⤵PID:2088
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent1⤵PID:2384
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer1⤵PID:2640
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService1⤵PID:2676
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵PID:3388
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3456
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3304
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc1⤵PID:1244
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -s W32Time1⤵PID:1876
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager1⤵PID:2312
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵PID:632
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C:\Windows\system32\wbem\wmiprvse.exeC:\Windows\system32\wbem\wmiprvse.exe1⤵PID:1888
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc1⤵PID:4248
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc1⤵PID:5088
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc1⤵PID:4144
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3968
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3668
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵PID:3540
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3084
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:380
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\faed32ee420704e18792dadaade82c2d.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:5100 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\faed32ee420704e18792dadaade82c2d.dll,#13⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1032 -
C:\WINDOWS\mssecsvc.exeC:\WINDOWS\mssecsvc.exe4⤵
- Modifies firewall policy service
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:992 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 992 -s 13245⤵
- Program crash
PID:4204
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt1⤵PID:2668
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks1⤵PID:2656
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2584
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc1⤵PID:2576
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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⤵PID:2568
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2476
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2424
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT1⤵PID:2376
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation1⤵PID:2172
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p1⤵PID:2156
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc1⤵PID:2136
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection1⤵PID:1328
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:2016
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository1⤵PID:1964
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s netprofm1⤵PID:1796
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:1788
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc1⤵PID:1668
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder1⤵PID:1624
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp1⤵PID:1568
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s SENS1⤵PID:1560
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s nsi1⤵PID:1444
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s Themes1⤵PID:1424
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem1⤵PID:1404
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog1⤵PID:1308
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager1⤵PID:1280
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc1⤵PID:1156
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc1⤵PID:1120
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule1⤵PID:1084
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService1⤵PID:1076
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts1⤵PID:860
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc1⤵PID:404
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM1⤵PID:940
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k RPCSS -p1⤵PID:896
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p1⤵PID:784
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C:\WINDOWS\mssecsvc.exeC:\WINDOWS\mssecsvc.exe -m security1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4640
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 992 -ip 9921⤵PID:8
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\WINDOWS\mssecsvc.exe
- Size 3.6MB
- SHA256 9c415ab9b62fd48ccc69ac52bb02e2434251e2bf284c0fa8c3ce4e92a8491181
- MD5 6bfb87be19b27ae2bfc5e42931772470
- SHA1 37a6cf87d9c50300302db60a8c23b8542c585a2c
- SHA512 1afb98e69194ded7230f0a313d67d10d0a1be3c70a7ea129463a51b2ad5723e6965d8cc5e67d049ae3897709c94295fa5dc1a0af59d9a5d4f61269089c439ab5
- SSDEEP 6144:wE9l9yNqIYVTH5DgSg8ajldktM0XXrs2Qh9kH/3U:wwbLgPluxQh9Gk
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\mssecsvc.exe
- Size 3.6MB
- SHA256 9c415ab9b62fd48ccc69ac52bb02e2434251e2bf284c0fa8c3ce4e92a8491181
- MD5 6bfb87be19b27ae2bfc5e42931772470
- SHA1 37a6cf87d9c50300302db60a8c23b8542c585a2c
- SHA512 1afb98e69194ded7230f0a313d67d10d0a1be3c70a7ea129463a51b2ad5723e6965d8cc5e67d049ae3897709c94295fa5dc1a0af59d9a5d4f61269089c439ab5
- SSDEEP 6144:wE9l9yNqIYVTH5DgSg8ajldktM0XXrs2Qh9kH/3U:wwbLgPluxQh9Gk
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\mssecsvc.exe
- Size 3.6MB
- SHA256 9c415ab9b62fd48ccc69ac52bb02e2434251e2bf284c0fa8c3ce4e92a8491181
- MD5 6bfb87be19b27ae2bfc5e42931772470
- SHA1 37a6cf87d9c50300302db60a8c23b8542c585a2c
- SHA512 1afb98e69194ded7230f0a313d67d10d0a1be3c70a7ea129463a51b2ad5723e6965d8cc5e67d049ae3897709c94295fa5dc1a0af59d9a5d4f61269089c439ab5
- SSDEEP 6144:wE9l9yNqIYVTH5DgSg8ajldktM0XXrs2Qh9kH/3U:wwbLgPluxQh9Gk
- MD5 SHA1 SHA512 SSDEEP