901884e985e590851ff222852431adae8373029c703ef7587186fd961ad83be6

Resubmissions

13-02-2025 00:07

250213-aetjqazndp 10

13-02-2025 00:06

250213-adthbs1jbt 10

13-02-2025 00:02

250213-abyn9szrhw 10

Analysis

max time kernel
824s
max time network
430s
platform
windows10-2004_x64
resource
win10v2004-20250211-en
resource tags

arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
submitted
13-02-2025 00:06

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General

Target

All Files/Assets/Backup/Language/unrar.dll
Size

304KB
MD5

851c9e8ce9f94457cc36b66678f52494
SHA1

40abd38c4843ce33052916904c86df8aab1f1713
SHA256

0891edb0cc1c0208af2e4bc65d6b5a7160642f89fd4b4dc321f79d2b5dfc2dcc
SHA512

cdf62a7f7bb7a6d511555c492932e9bcf18183c64d4107cd836de1741f41ac304bd6ed553fd868b442eaf5da33198e4900e670cd5ae180d534d2bd56b42d6664
SSDEEP

6144:e2Gk6wDaKov/5qrawOZI8uN0f/UVvN3MwdZFmiVFC+OEu:e2GkNo35qrawqmG/yM8PmiO+Ol

Score

6^/10

adware discovery persistence privilege_escalation stealer

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 7 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{9459C573-B17A-45AE-9F64-1857B5D58CEE}\Localized Name = "Microsoft Edge"	setup.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{9459C573-B17A-45AE-9F64-1857B5D58CEE}\IsInstalled = "1"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{9459C573-B17A-45AE-9F64-1857B5D58CEE}\Version = "43,0,0,0"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Active Setup\Installed Components	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Active Setup\Installed Components\{9459C573-B17A-45AE-9F64-1857B5D58CEE}	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{9459C573-B17A-45AE-9F64-1857B5D58CEE}\ = "Microsoft Edge"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{9459C573-B17A-45AE-9F64-1857B5D58CEE}\StubPath = "\"C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\Installer\\setup.exe\" --configure-user-settings --verbose-logging --system-level --msedge --channel=stable"	setup.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
36	868	Process not Found

Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\ = "IEToEdge BHO"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\ = "IEToEdge BHO"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\NoExplorer = "1"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\NoExplorer = "1"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\	setup.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\Microsoft Edge.lnk	setup.exe

Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
persistence privilege_escalation

Component Object Model Hijacking
T1546.015
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\sk.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\identity_proxy\win10\identity_helper.Sparse.Stable.msix	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\lo.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Trust Protection Lists\Sigma\Analytics	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\identity_proxy\win10\identity_helper.Sparse.Beta.msix	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\notification_helper.exe	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\msedgewebview2.exe	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\mip_core.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\pa.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\zh-TW.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\nb.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\tt.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\fa.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\fil.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\dxil.dll	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\tr.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\msedge_elf.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\gu.pak	setup.exe
File opened for modification	C:\Program Files\msedge_installer.log	setup.exe
File opened for modification	C:\Program Files\MsEdgeCrashpad\throttle_store.dat	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\gl.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\VisualElements\SmallLogo.png	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Trust Protection Lists\Mu\TransparentAdvertisers	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\el.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\es-419.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\sl.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\EBWebView\x64\EmbeddedBrowserWebView.dll	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\bn-IN.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\es.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\onnxruntime.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\de.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Trust Protection Lists\Sigma\Fingerprinting	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\ca-Es-VALENCIA.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\Edge\Application\delegatedWebFeatures.sccd	setup.exe
File opened for modification	C:\Program Files\MsEdgeCrashpad\metadata	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\eventlog_provider.dll	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\msvcp140.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\mip_protection_sdk.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Extensions\external_extensions.json	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\kk.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\AdSelectionAttestationsPreloaded\ad-selection-attestations.dat	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\lb.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Trust Protection Lists\Sigma\Fingerprinting	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\show_third_party_software_licenses.bat	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\kk.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Trust Protection Lists\Sigma\LICENSE	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\it.pak	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\sk.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\microsoft_shell_integration.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\ja.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\pt-BR.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\pt-PT.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\pt-BR.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\vk_swiftshader_icd.json	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\fr.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\ka.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\identity_proxy\stable.identity_helper.exe.manifest	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\prefs_enclave_x64.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\et.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\vi.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Trust Protection Lists\Mu\Advertising	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\133.0.3065.59\Locales\bg.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Locales\ko.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\identity_proxy\win11\identity_helper.Sparse.Internal.msix	setup.exe

Executes dropped EXE 10 IoCs

pid	Process
4964	setup.exe
2160	setup.exe
3560	setup.exe
4512	setup.exe
2340	setup.exe
5104	setup.exe
4704	setup.exe
4340	setup.exe
4024	setup.exe
3528	setup.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4628	2824	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2736	MicrosoftEdgeUpdate.exe
2584	MicrosoftEdgeUpdate.exe

Modifies Internet Explorer settings 1 TTPs 26 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\AppPath = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\BHO"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\AppPath = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\BHO"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\EdgeIntegration	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\Main	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\AppName = "ie_to_edge_stub.exe"	setup.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\Policy = "3"	setup.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\EdgeIntegration\AdapterLocations\C:\Program Files (x86)\Microsoft\Edge\Application = "1"	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000\Software\Microsoft\Internet Explorer\GPU	wwahost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}	setup.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\ProtocolExecute	setup.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\ProtocolExecute\microsoft-edge	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\EdgeIntegration\AdapterLocations	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\ = "IEToEdge Handler"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\AppName = "ie_to_edge_stub.exe"	setup.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\Policy = "3"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\Main\EnterpriseMode	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\EnterpriseMode\MSEdgePath = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\ = "IEToEdge Handler"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\ProtocolExecute	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\ProtocolExecute\microsoft-edge	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000\SOFTWARE\Microsoft\Internet Explorer\GPU	wwahost.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Edge	setup.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Edge\InstallerPinned = "0"	setup.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ie_to_edge_bho.IEToEdgeBHO\CLSID\ = "{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\text/html	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeHTM	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Settings\Cache	wwahost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\ie_to_edge_bho.dll\	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3A84F9C2-6164-485C-A7D9-4B27F8AC009E}\InProcServer32\ = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\PdfPreview\\PdfPreviewHandler.dll"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{628ACE20-B77A-456F-A88D-547DB6CEEDD5}\LocalServer32\ServerExecutable = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\notification_helper.exe"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\TypeLib\{C9C2B807-7731-4F34-81B7-44FF7779522B}	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgePDF\DefaultIcon	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgePDF\DefaultIcon\ = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\msedge.exe,11"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeMHT\shell\open\command	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.mht\OpenWithProgids	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgePDF\Application\ApplicationIcon = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\msedge.exe,0"	setup.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Settings\Cache\History\CacheLimit = "1"	wwahost.exe
Key created	\REGISTRY\MACHINE\Software\Classes\AppID\{1FCBE96C-1697-43AF-9140-2897C7C69767}	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3A84F9C2-6164-485C-A7D9-4B27F8AC009E}\ = "PDF Preview Handler"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\microsoft-edge\shell\open\command\ = "\"C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\msedge.exe\" \"%1\""	setup.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{628ACE20-B77A-456F-A88D-547DB6CEEDD5}\LoadUserSettings = "1"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeHTM\shell\runas\command	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeMHT\Application	setup.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Explorer\DOMStorage\office.com\ = "0"	wwahost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Explorer\DOMStorage\office.com\NumberOfSubdomains = "1"	wwahost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgePDF\AppUserModelId = "MSEdge"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.webp\OpenWithProgids\MSEdgeHTM	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\ProgID\	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\ProgID\ = "ie_to_edge_bho.IEToEdgeBHO.1"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\TypeLib\	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.xml\OpenWithProgids	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Settings\Cache\History	wwahost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Explorer\DomStorageState\EdpCleanupState = "0"	wwahost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C9C2B807-7731-4F34-81B7-44FF7779522B}\ = "Interface {C9C2B807-7731-4F34-81B7-44FF7779522B}"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\InprocServer32\ThreadingModel = "Apartment"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3A84F9C2-6164-485C-A7D9-4B27F8AC009E}\AppID = "{6d2b5079-2f0b-48dd-ab7f-97cec514d30b}"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeMHT\Application\AppUserModelId = "MSEdge"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ie_to_edge_bho.IEToEdgeBHO\CLSID\	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\CLSID\{B54934CD-71A6-4698-BDC2-AFEA5B86504C}	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.shtml	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\Interface\{C9C2B807-7731-4F34-81B7-44FF7779522B}	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\Interface\{C9C2B807-7731-4F34-81B7-44FF7779522B}\TypeLib	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\ = "IEToEdge BHO"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\CLASSES\MIME\Database\Content Type\	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\VersionIndependentProgID\ = "ie_to_edge_bho.IEToEdgeBHO"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\image/svg+xml\Extension = ".svg"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeHTM\DefaultIcon	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeMHT\Application\ApplicationCompany = "Microsoft Corporation"	setup.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Settings\Cache\Content\CacheLimit = "51200"	wwahost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C9C2B807-7731-4F34-81B7-44FF7779522B}\1.0\0\win32\ = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\elevation_service.exe"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B54934CD-71A6-4698-BDC2-AFEA5B86504C}\InprocServer32\ThreadingModel = "Apartment"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeMHT\DefaultIcon\ = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\133.0.3065.59\\msedge.exe,0"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithProgIds\MSEdgeMHT	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Settings\Cache\Cookies	wwahost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{628ACE20-B77A-456F-A88D-547DB6CEEDD5}\AppId = "{628ACE20-B77A-456F-A88D-547DB6CEEDD5}"	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache	wwahost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\TypeLib\ = "{2397ECFE-3237-400F-AE51-62B25B3F15B5}"	setup.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\microsoft-edge\shell\open\command	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.xhtml	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2508704002-2325818048-3575902788-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftofficehub_8wekyb3d8bbwe\Internet Settings\Cache\Content	wwahost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ie_to_edge_bho.IEToEdgeBHO.1\CLSID\	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\CLSID\{B54934CD-71A6-4698-BDC2-AFEA5B86504C}\InprocServer32	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeHTM\ = "Microsoft Edge HTML Document"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgePDF\shell\open\command\ = "\"C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\msedge.exe\" --single-argument %1"	setup.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2340	setup.exe
2340	setup.exe
1312	LocalBridge.exe
1312	LocalBridge.exe
1312	LocalBridge.exe
1312	LocalBridge.exe
1312	LocalBridge.exe
1312	LocalBridge.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	4964	setup.exe
Token: SeIncBasePriorityPrivilege	4964	setup.exe
Token: SeDebugPrivilege	3348	wwahost.exe
Token: SeDebugPrivilege	3348	wwahost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3348	wwahost.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3176 wrote to memory of 2824	3176	rundll32.exe	86
PID 3176 wrote to memory of 2824	3176	rundll32.exe	86
PID 3176 wrote to memory of 2824	3176	rundll32.exe	86
PID 1368 wrote to memory of 4964	1368	MicrosoftEdge_X64_133.0.3065.59.exe	103
PID 1368 wrote to memory of 4964	1368	MicrosoftEdge_X64_133.0.3065.59.exe	103
PID 4964 wrote to memory of 2160	4964	setup.exe	104
PID 4964 wrote to memory of 2160	4964	setup.exe	104
PID 4964 wrote to memory of 3560	4964	setup.exe	105
PID 4964 wrote to memory of 3560	4964	setup.exe	105
PID 3560 wrote to memory of 4512	3560	setup.exe	106
PID 3560 wrote to memory of 4512	3560	setup.exe	106
PID 4964 wrote to memory of 2340	4964	setup.exe	107
PID 4964 wrote to memory of 2340	4964	setup.exe	107
PID 4964 wrote to memory of 5104	4964	setup.exe	108
PID 4964 wrote to memory of 5104	4964	setup.exe	108
PID 4964 wrote to memory of 4704	4964	setup.exe	109
PID 4964 wrote to memory of 4704	4964	setup.exe	109
PID 2340 wrote to memory of 4340	2340	setup.exe	110
PID 2340 wrote to memory of 4340	2340	setup.exe	110
PID 4704 wrote to memory of 4024	4704	setup.exe	112
PID 4704 wrote to memory of 4024	4704	setup.exe	112
PID 5104 wrote to memory of 3528	5104	setup.exe	111
PID 5104 wrote to memory of 3528	5104	setup.exe	111

System policy modification 1 TTPs 4 IoCs

defense_evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C} = "1"	setup.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\All Files\Assets\Backup\Language\unrar.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\All Files\Assets\Backup\Language\unrar.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2824 -s 624
    3⤵
    - Program crash
    PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2824 -ip 2824
1⤵
PID:1900

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODMyMzYiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NDI1MTE0ODAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjkyNTU1NzQxIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2736

C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\MicrosoftEdge_X64_133.0.3065.59.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\MicrosoftEdge_X64_133.0.3065.59.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
1⤵
- Suspicious use of WriteProcessMemory
PID:1368
- C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe
  "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe" --install-archive="C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\MicrosoftEdge_X64_133.0.3065.59.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Installs/modifies Browser Helper Object
  - Drops file in Program Files directory
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:4964
- - C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff61c6a6a68,0x7ff61c6a6a74,0x7ff61c6a6a80
    3⤵
    - Executes dropped EXE
    PID:2160
- - C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe" --msedge --channel=stable --system-level --verbose-logging --create-shortcuts=2 --install-level=1
    3⤵
    - Drops file in System32 directory
    - Drops file in Program Files directory
    - Executes dropped EXE
    - Modifies data under HKEY_USERS
    - Suspicious use of WriteProcessMemory
    PID:3560
  - - C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff61c6a6a68,0x7ff61c6a6a74,0x7ff61c6a6a80
      4⤵
      Drops file in Program Files directory
      Executes dropped EXE
      PID:4512
- - C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --register-package-identity --verbose-logging --system-level
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2340
  - - C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x228,0x22c,0x230,0x224,0x234,0x7ff787d56a68,0x7ff787d56a74,0x7ff787d56a80
      4⤵
      Executes dropped EXE
      PID:4340
- - C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --remove-deprecated-packages --verbose-logging --system-level
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:5104
  - - C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff787d56a68,0x7ff787d56a74,0x7ff787d56a80
      4⤵
      Drops file in Program Files directory
      Executes dropped EXE
      PID:3528
- - C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --update-game-assist-package --verbose-logging --system-level
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:4704
  - - C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff787d56a68,0x7ff787d56a74,0x7ff787d56a80
      4⤵
      Executes dropped EXE
      PID:4024

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k AppReadiness -p -s AppReadiness
1⤵
PID:2672

C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe
"C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe" /InvokerPRAID: Microsoft.MicrosoftOfficeHub prelaunch
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:1312

C:\Windows\system32\wwahost.exe
"C:\Windows\system32\wwahost.exe" -ServerName:Microsoft.MicrosoftOfficeHub.wwa
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3348

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7Q0MxNUQwQkMtMDA0RC00OUMxLTgwQ0ItREFBQ0YzMTc5REY5fSIgdXNlcmlkPSJ7NUM0MTNGNkYtNTVCOS00NERBLUI1MEMtOTAzQTA5MzU5QTFGfSIgaW5zdGFsbHNvdXJjZT0ic2NoZWR1bGVyIiByZXF1ZXN0aWQ9InsyQkM0Qzk3Ni02NEUxLTQ2MkEtQUZERi1EN0I3NUQ5RjA2NkR9IiBkZWR1cD0iY3IiIGRvbWFpbmpvaW5lZD0iMCI-PGh3IGxvZ2ljYWxfY3B1cz0iMiIgcGh5c21lbW9yeT0iNCIgZGlza190eXBlPSIyIiBzc2U9IjEiIHNzZTI9IjEiIHNzZTM9IjEiIHNzc2UzPSIxIiBzc2U0MT0iMSIgc3NlNDI9IjEiIGF2eD0iMSIvPjxvcyBwbGF0Zm9ybT0id2luIiB2ZXJzaW9uPSIxMC4wLjE5MDQxLjEyODgiIHNwPSIiIGFyY2g9Ing2NCIgcHJvZHVjdF90eXBlPSI0OCIgaXNfd2lwPSIwIiBpc19pbl9sb2NrZG93bl9tb2RlPSIwIi8-PG9lbSBwcm9kdWN0X21hbnVmYWN0dXJlcj0iIiBwcm9kdWN0X25hbWU9IiIvPjxleHAgZXRhZz0iJnF1b3Q7VlBRb1AxRitmcTE1d1J6aDFrUEw0UE1wV2g4T1JNQjVpenZyT0MvY2hqUT0mcXVvdDsiLz48YXBwIGFwcGlkPSJ7RjNDNEZFMDAtRUZENS00MDNCLTk1NjktMzk4QTIwRjFCQTRBfSIgdmVyc2lvbj0iMS4zLjE5NS40MyIgbmV4dHZlcnNpb249IiIgbGFuZz0iIiBicmFuZD0iSU5CWCIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjEiIGNvaG9ydD0icnJmQDAuMDEiPjx1cGRhdGVjaGVjay8-PHBpbmcgcj0iMiIgcmQ9IjY2MTYiIHBpbmdfZnJlc2huZXNzPSJ7N0Y0QjU2NEQtQjE1Mi00NUI0LUFEQ0UtN0ExNkM5M0RCOTAzfSIvPjwvYXBwPjxhcHAgYXBwaWQ9Ins1NkVCMThGOC1CMDA4LTRDQkQtQjZEMi04Qzk3RkU3RTkwNjJ9IiB2ZXJzaW9uPSI5Mi4wLjkwMi42NyIgbmV4dHZlcnNpb249IjEzMy4wLjMwNjUuNTkiIGxhbmc9IiIgYnJhbmQ9IklOQlgiIGNsaWVudD0iIiBleHBlcmltZW50cz0iY29uc2VudD1mYWxzZSIgaW5zdGFsbGFnZT0iMSIgaXNfcGlubmVkX3N5c3RlbT0idHJ1ZSIgbGFzdF9sYXVuY2hfY291bnQ9IjEiIGxhc3RfbGF1bmNoX3RpbWU9IjEzMzgzNzU4NzE5MTYxNzAxMCI-PHVwZGF0ZWNoZWNrLz48ZXZlbnQgZXZlbnR0eXBlPSIxMiIgZXZlbnRyZXN1bHQ9IjEiIGVycm9yY29kZT0iMCIgZXh0cmFjb2RlMT0iMCIgc3lzdGVtX3VwdGltZV90aWNrcz0iNTMyMzQ5MzY2NCIgZG9uZV9iZWZvcmVfb29iZV9jb21wbGV0ZT0iMCIvPjxldmVudCBldmVudHR5cGU9IjEzIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIwIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzIzNDkzNjY0IiBkb25lX2JlZm9yZV9vb2JlX2NvbXBsZXRlPSIwIi8-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_UDE9MTc0MDAxMDE0NCZhbXA7UDI9NDA0JmFtcDtQMz0yJmFtcDtQND1WNTMybmI1Qk9UZkpEVjA1bFE5cFhKZzhBMiUyZk1GaFVHSnUlMmZLYnYwajZhbDBGeWRHdFREam9wUzQ3aENLNEtEcTc3MlVnQ0hqN3R3WTl3R3FOdjNWJTJiZyUzZCUzZCIgc2VydmVyX2lwX2hpbnQ9IiIgY2RuX2NpZD0iLTEiIGNkbl9jY2M9IiIgY2RuX21zZWRnZV9yZWY9IiIgY2RuX2F6dXJlX3JlZl9vcmlnaW5fc2hpZWxkPSIiIGNkbl9jYWNoZT0iIiBjZG5fcDNwPSIiIGRvd25sb2FkZWQ9IjE3ODYwNDA4OCIgdG90YWw9IjE3ODYwNDA4OCIgZG93bmxvYWRfdGltZV9tcz0iMTc3MDkzIi8-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-PHVwZGF0ZWNoZWNrLz48cGluZyByPSIyIiByZD0iNjYxNiIgcGluZ19mcmVzaG5lc3M9InswODBBMkUwRi1BMTVCLTRCQzctOTlGNS1EMjU2RDVCOUQ0MDR9Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Browser Extensions

T1176

Event Triggered Execution

T1546

Component Object Model Hijacking

T1546.015

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Event Triggered Execution

T1546

Component Object Model Hijacking

T1546.015

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{BFC5D7E8-60E1-4E0A-B96E-CA231683A26C}\EDGEMITMP_8DF43.tmp\setup.exe

Filesize
6.8MB

MD5
1b3e9c59f9c7a134ec630ada1eb76a39

SHA1
a7e831d392e99f3d37847dcc561dd2e017065439

SHA256
ce78ccfb0c9cdb06ea61116bc57e50690650b6b5cf37c1aebfb30c19458ee4ae

SHA512
c0e50410dc92d80ff7bc854907774fc551564e078a8d38ca6421f15cea50282c25efac4f357b52b066c4371f9b8d4900fa8122dd80ab06ecbd851c6e049f7a3e

Download Submit
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

Filesize
3.9MB

MD5
ad5f7dc7ca3e67dce70c0a89c04519e0

SHA1
a10b03234627ca8f3f8034cd5637cda1b8246d83

SHA256
663fe0f4e090583e6aa5204b9a80b7a76f677259066e56a7345aebc6bc3e7d31

SHA512
ad5490e9865caa454c47ec2e96364b9c566b553e64801da60c295acd570017747be1aff6f22ca6c20c6eee6f6d05a058af72569fd6e656f66e48010978c7fd51

Download Submit
C:\Program Files\msedge_installer.log

Filesize
74KB

MD5
4e00aa4b4f645c8ac80114efb6d63fe3

SHA1
d5e7757e2a14e2dd91f7971ae2f41ef1df4ef3e3

SHA256
56b1c1572ee514c0c119804bdac1dbe2c2a325d719b785dca744305dd3a554c3

SHA512
fd9382bc8680c38954aacc1652df69989526fbfacfdfa9f4d623fda2c9c6af2a7d869e340ae177abcaddb7311ceca94e560725891b17ee6876cd405fa7e064e1

Download Submit
C:\Program Files\msedge_installer.log

Filesize
106KB

MD5
016da72d5ad1b52a21f490e3e3c5e54c

SHA1
a79b780151634b0909acc84ac211d6021ae03756

SHA256
c8473c5e3bf7a4815a579a33c287cb3f050f573f410fc08648d2d37119c3599a

SHA512
156a8e7cd9d4d0f040cb0d0e042bb31ce0cbad9b0e304b8608815b351d1ca45914dbfd9dfda23fe365c7a6588c3bd15b3fc68fe657a8105dc13c5e7dd18f8b5b

Download Submit
C:\Program Files\msedge_installer.log

Filesize
104KB

MD5
a76b205560c8f76f19e5aac61b1e4d74

SHA1
4e2687d5593998a10fbd9a5dc4575456aa8c2ef2

SHA256
e3b1f6f3fb23eea6801e86d8f73e5094f603de4a50d40d33c9cfadfde1751ecf

SHA512
7a55ba5c02ba3d81d896b8c87305fb2acd56ec8fe095d6c3e78ee2f647ec75ac602c3b6c00312119c23144c3fc12871e2fa8607f85088ff0215db3d33231bb58

Download Submit
C:\ProgramData\Microsoft\EdgeUpdate\Log\MicrosoftEdgeUpdate.log

Filesize
596KB

MD5
ccbdaf20de92909bdd41c4cf7296809f

SHA1
97c2960a4652cd2e14fa76b2159ef3f54166c721

SHA256
bd06a33cd285b1677768d9c8c34cf234be912d18de882b6c7962ecdb31328aa8

SHA512
83adf41926a8f989802ac59a06e9902e28c72c4ed9db9b93f7559887673ea7b1318c9919445df3e4965f5655b3d48ff8da3f0acbe6ecc0675293535e69f5d055

Download Submit
memory/1312-73-0x000002B9E5D50000-0x000002B9E5D58000-memory.dmp

Filesize
32KB

Download
memory/1312-72-0x000002B9E5D20000-0x000002B9E5D2A000-memory.dmp

Filesize
40KB

Download
memory/1312-71-0x000002B9CB810000-0x000002B9CB81E000-memory.dmp

Filesize
56KB

Download
memory/1312-74-0x000002B9E7000000-0x000002B9E7249000-memory.dmp

Filesize
2.3MB

Download