Analysis
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max time kernel
142s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
22/08/2023, 18:41
Static task
static1
Behavioral task
behavioral1
Sample
79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe
Resource
win7-20230712-en
General
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Target
79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe
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Size
3.6MB
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MD5
d5131732f42b79db72f914fabd6e91e3
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SHA1
cb1822b05e57118433e4fe86fcb7437795e425ef
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SHA256
79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b
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SHA512
0426fb96bed067f929601c9049045960db5e3cac621590560553f525794b6908b9af73d1ab1b5b368a9bc85adb86623c6fd620467aa0adfc7f21e5fe48a1246f
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SSDEEP
98304:ytHautEXQtFfXLYyU3M0+4GYpm+hln4CqLqopxpygsZV97z:yBaObV+M0+4GKzhu1PygSV93
Malware Config
Extracted
sality
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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Modifies firewall policy service 2 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe -
resource yara_rule behavioral2/memory/840-134-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-139-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-140-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-145-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-146-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-147-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-148-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-155-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-156-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-157-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-158-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-159-0x0000000002700000-0x00000000037BA000-memory.dmp upx behavioral2/memory/840-160-0x0000000002700000-0x00000000037BA000-memory.dmp upx -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\e5773f7 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe File opened for modification C:\Windows\SYSTEM.INI 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe Token: SeDebugPrivilege 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 840 wrote to memory of 784 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 8 PID 840 wrote to memory of 792 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 64 PID 840 wrote to memory of 320 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 10 PID 840 wrote to memory of 2676 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 39 PID 840 wrote to memory of 2756 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 41 PID 840 wrote to memory of 2852 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 44 PID 840 wrote to memory of 3156 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 53 PID 840 wrote to memory of 3268 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 52 PID 840 wrote to memory of 3456 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 55 PID 840 wrote to memory of 3552 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 63 PID 840 wrote to memory of 3664 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 56 PID 840 wrote to memory of 3756 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 62 PID 840 wrote to memory of 3984 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 61 PID 840 wrote to memory of 4940 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 57 PID 840 wrote to memory of 4676 840 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe 75 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe
Processes
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:784
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:320
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2676
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2756
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2852
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3268
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3156
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C:\Users\Admin\AppData\Local\Temp\79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe"C:\Users\Admin\AppData\Local\Temp\79f77c8d8a9ce313f3d1f55c273778572c70e03164bda384985bd4416539881b.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:840
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3456
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3664
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4940
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3984
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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:3756
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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:3552
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:792
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca1⤵PID:4676
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1