c7d2fda303d9928f804d3269d128b216844d9afcb2f533054c8d87e1c6fd4aeb

Analysis

max time kernel
429s
max time network
436s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250207-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250207-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
10-02-2025 19:52

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General

Target

data-Setup/data/libbrotlicommon.js
Size

131KB
MD5

f6f075717726d400c4303f20d8ec6af3
SHA1

82faf929e85d99589be8d006f7c5f2563ea29f6b
SHA256

1c6a6ff41a2a1ec0bfe8bdfe8e27127fce59e16df88e0b9060e63b11e0a9ddaf
SHA512

06fefab5a9b8e1e08ee5fd2c359f191e924896593ac70a093765844ebe9218e652f9ec172419e5dbafc4766cabce9aea8d7e5ef4634da3a777f85d9aceca5e4a
SSDEEP

3072:O4lzbWhNbNL8DXGvVh73pbi0tdpvGJaoZB7PxBX91HU:O4AhdNorGvHdbi09GJR910

Score

8^/10

adware discovery execution 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}\ = "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\\132.0.2957.140\\Installer\\setup.exe\" --configure-user-settings --verbose-logging --system-level --msedge --channel=stable"	setup.exe
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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
26	3844	Process not Found

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

Executes dropped EXE 10 IoCs

pid	Process
3216	setup.exe
4944	setup.exe
2556	setup.exe
4968	setup.exe
5076	setup.exe
2592	setup.exe
4156	setup.exe
2748	setup.exe
5040	setup.exe
2036	setup.exe

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

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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\	setup.exe
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

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

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\gl.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\ne.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\en-GB.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\WidevineCdm\_platform_specific\win_x64\widevinecdm.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\lb.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\sl.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\he.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\3216_13383691308847315_3216.pma	setup.exe
File created	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\2f7b68c9-d389-45ff-82a3-e712576e112b.tmp	setup.exe
File created	C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe	MicrosoftEdge_X64_132.0.2957.140.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\sr-Cyrl-BA.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Extensions\external_extensions.json	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\km.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\or.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\hi.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\AdSelectionAttestationsPreloaded\ad-selection-attestations.dat	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\gd.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\libEGL.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\pwahelper.exe	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\as.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\fr-CA.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\ml.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedgewebview2.exe	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\sq.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\tt.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\identity_proxy\win11\identity_helper.Sparse.Canary.msix	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\mip_protection_sdk.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\zh-TW.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Trust Protection Lists\Sigma\Advertising	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\pa.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\ro.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\AdSelectionAttestationsPreloaded\manifest.json	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge_100_percent.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\vcruntime140.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\qu.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\edge_feedback\mf_trace.wprp	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\edge_game_assist\VERSION	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\dxcompiler.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Edge.dat	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\VisualElements\LogoBeta.png	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\MicrosoftEdge_X64_132.0.2957.140.exe	MicrosoftEdge_X64_132.0.2957.140.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe	MicrosoftEdge_X64_132.0.2957.140.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Trust Protection Lists\Mu\Social	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\bg.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\gd.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\resources.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\nl.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge.exe.sig	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\MEIPreload\preloaded_data.pb	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\pt-PT.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\identity_proxy\beta.identity_helper.exe.manifest	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\EdgeWebView.dat	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\kok.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msvcp140_codecvt_ids.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\notification_helper.exe	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\vk_swiftshader_icd.json	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\cy.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Locales\it.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\AdSelectionAttestationsPreloaded\manifest.json	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Trust Protection Lists\Sigma\LICENSE	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Locales\zh-TW.pak	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\dual_engine_adapter_x64.dll	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\VisualElements\SmallLogoCanary.png	setup.exe

Drops file in Windows directory 35 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SystemTemp	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\metadata	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\metadata	setup.exe
File opened for modification	C:\Windows\SystemTemp	setup.exe
File opened for modification	C:\Windows\SystemTemp\msedge_installer.log	setup.exe
File opened for modification	C:\Windows\SystemTemp	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\metadata	setup.exe
File opened for modification	C:\Windows\SystemTemp\msedge_installer.log	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp	setup.exe
File opened for modification	C:\Windows\SystemTemp	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\msedge_installer.log	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\msedge_installer.log	setup.exe
File opened for modification	C:\Windows\SystemTemp\msedge_installer.log	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\metadata	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\settings.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\throttle_store.dat	setup.exe
File opened for modification	C:\Windows\SystemTemp\MsEdgeCrashpad\metadata	setup.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	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
4748	MicrosoftEdgeUpdate.exe
3880	MicrosoftEdgeUpdate.exe

Modifies Internet Explorer settings 1 TTPs 24 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
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 (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\AppPath = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\132.0.2957.140\\BHO"	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\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}	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\ElevationPolicy	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Low Rights	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{c9abcf16-8dc2-4a95-bae3-24fd98f2ed29}\ = "IEToEdge Handler"	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\WOW6432Node\Microsoft\Internet Explorer\ProtocolExecute	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\EdgeIntegration	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\Main\EnterpriseMode	setup.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\EdgeIntegration\AdapterLocations	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}\AppPath = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\132.0.2957.140\\BHO"	setup.exe
Key created	\REGISTRY\MACHINE\Software\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\Main	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}\ = "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
Key created	\REGISTRY\MACHINE\Software\Microsoft\Internet Explorer\ProtocolExecute\microsoft-edge	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights	setup.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
Key created	\REGISTRY\MACHINE\Software\Classes\AppID	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\AppID\{1FCBE96C-1697-43AF-9140-2897C7C69767}	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\TypeLib	setup.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3A84F9C2-6164-485C-A7D9-4B27F8AC009E}\EnablePreviewHandler = "1"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.xml\OpenWithProgIds\MSEdgeHTM	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\CLSID\{628ACE20-B77A-456F-A88D-547DB6CEEDD5}\LocalServer32	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3A84F9C2-6164-485C-A7D9-4B27F8AC009E}\InProcServer32\ThreadingModel = "Apartment"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeHTM\ = "Microsoft Edge HTML Document"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithProgIds\MSEdgeHTM	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\CLASSES\MIME	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.xhtml\OpenWithProgids	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\Interface\{C9C2B807-7731-4F34-81B7-44FF7779522B}\ProxyStubClsid32	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeHTM\DefaultIcon	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeHTM\shell\runas\ProgrammaticAccessOnly	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C9C2B807-7731-4F34-81B7-44FF7779522B}\TypeLib\Version = "1.0"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ie_to_edge_bho.IEToEdgeBHO\ = "IEToEdgeBHO Class"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgePDF\Application\ApplicationDescription = "Browse the web"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeMHT\shell\runas	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.htm\OpenWithProgids	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\VersionIndependentProgID\	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeHTM\shell\runas\command	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgePDF\shell\runas\command\ = "\"C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\msedge.exe\" --do-not-de-elevate --single-argument %1"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\TypeLib\{C9C2B807-7731-4F34-81B7-44FF7779522B}\1.0	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\WOW6432Node\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\132.0.2957.140\\BHO\\ie_to_edge_bho.dll"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\TypeLib\ = "{2397ECFE-3237-400F-AE51-62B25B3F15B5}"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeMHT\shell\open	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.htm	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.xml	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgePDF\shell	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\132.0.2957.140\\BHO\\ie_to_edge_bho_64.dll"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3A84F9C2-6164-485C-A7D9-4B27F8AC009E}\ = "PDF Preview Handler"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgePDF\Application\ApplicationName = "Microsoft Edge"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeMHT\Application	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.webp\OpenWithProgids\MSEdgeHTM	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ie_to_edge_bho.IEToEdgeBHO\CLSID\	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\CLASSES\MIME\Database\Content Type\	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\application/pdf	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeHTM\AppUserModelId = "MSEdge"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgePDF\shell\open\command	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\WOW6432Node\CLSID\{3A84F9C2-6164-485C-A7D9-4B27F8AC009E}	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\CLSID\{4A749F25-A9E2-4CBE-9859-CF7B15255E14}	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeHTM\shell\open	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.pdf	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\InprocServer32\	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\text/html	setup.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\MACHINE\SOFTWARE\Classes\ie_to_edge_bho.IEToEdgeBHO.1	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSEdgeMHT\DefaultIcon	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\InprocServer32\ThreadingModel = "Apartment"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgePDF\Application\ApplicationIcon = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\132.0.2957.140\\msedge.exe,0"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeMHT\shell\runas\command\ = "\"C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\msedge.exe\" --do-not-de-elevate --single-argument %1"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ie_to_edge_bho.IEToEdgeBHO.1\	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSEdgeMHT\Application\ApplicationCompany = "Microsoft Corporation"	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\.webp\OpenWithProgids	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\Interface	setup.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Interface\{C9C2B807-7731-4F34-81B7-44FF7779522B}\TypeLib	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C9C2B807-7731-4F34-81B7-44FF7779522B}\1.0\ = "TypeLib for Interface {C9C2B807-7731-4F34-81B7-44FF7779522B}"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\image/svg+xml\Extension = ".svg"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C9C2B807-7731-4F34-81B7-44FF7779522B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}\InprocServer32\	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3A84F9C2-6164-485C-A7D9-4B27F8AC009E}\InProcServer32\ = "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\132.0.2957.140\\PdfPreview\\PdfPreviewHandler.dll"	setup.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5076	setup.exe
5076	setup.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3216	setup.exe
Token: SeIncBasePriorityPrivilege	3216	setup.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 3216	2080	MicrosoftEdge_X64_132.0.2957.140.exe	93
PID 2080 wrote to memory of 3216	2080	MicrosoftEdge_X64_132.0.2957.140.exe	93
PID 3216 wrote to memory of 4944	3216	setup.exe	94
PID 3216 wrote to memory of 4944	3216	setup.exe	94
PID 3216 wrote to memory of 2556	3216	setup.exe	95
PID 3216 wrote to memory of 2556	3216	setup.exe	95
PID 2556 wrote to memory of 4968	2556	setup.exe	96
PID 2556 wrote to memory of 4968	2556	setup.exe	96
PID 3216 wrote to memory of 5076	3216	setup.exe	97
PID 3216 wrote to memory of 5076	3216	setup.exe	97
PID 3216 wrote to memory of 2592	3216	setup.exe	98
PID 3216 wrote to memory of 2592	3216	setup.exe	98
PID 5076 wrote to memory of 4156	5076	setup.exe	99
PID 5076 wrote to memory of 4156	5076	setup.exe	99
PID 3216 wrote to memory of 2748	3216	setup.exe	100
PID 3216 wrote to memory of 2748	3216	setup.exe	100
PID 2592 wrote to memory of 5040	2592	setup.exe	101
PID 2592 wrote to memory of 5040	2592	setup.exe	101
PID 2748 wrote to memory of 2036	2748	setup.exe	102
PID 2748 wrote to memory of 2036	2748	setup.exe	102

System policy modification 1 TTPs 4 IoCs

defense_evasion

Modify Registry

T1112

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

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\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\data-Setup\data\libbrotlicommon.js
1⤵
PID:2320

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-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
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4748

C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\MicrosoftEdge_X64_132.0.2957.140.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\MicrosoftEdge_X64_132.0.2957.140.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe
  "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe" --install-archive="C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\MicrosoftEdge_X64_132.0.2957.140.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Executes dropped EXE
  - Installs/modifies Browser Helper Object
  - Drops file in Program Files directory
  - Drops file in Windows directory
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:3216
- - C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff6a762a818,0x7ff6a762a824,0x7ff6a762a830
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    PID:4944
- - C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe" --msedge --channel=stable --system-level --verbose-logging --create-shortcuts=2 --install-level=1
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Modifies data under HKEY_USERS
    - Suspicious use of WriteProcessMemory
    PID:2556
  - - C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff6a762a818,0x7ff6a762a824,0x7ff6a762a830
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      PID:4968
- - C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --msedge --channel=stable --register-package-identity --verbose-logging --system-level
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:5076
  - - C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff73d03a818,0x7ff73d03a824,0x7ff73d03a830
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      PID:4156
- - C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --msedge --channel=stable --remove-deprecated-packages --verbose-logging --system-level
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - Suspicious use of WriteProcessMemory
    PID:2592
  - - C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff73d03a818,0x7ff73d03a824,0x7ff73d03a830
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      PID:5040
- - C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --msedge --channel=stable --update-game-assist-package --verbose-logging --system-level
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    - Suspicious use of WriteProcessMemory
    PID:2748
  - - C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x1e8,0x24c,0x250,0x1f0,0x254,0x7ff73d03a818,0x7ff73d03a824,0x7ff73d03a830
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      PID:2036

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7NjYyODBDRjgtODU3Qi00MjZELTkwMDgtQ0VDNzk2REY2MjQxfSIgdXNlcmlkPSJ7RjBENEY2NzgtNTlEQS00NjMzLUE2M0YtRTUyMkZBMEU4QjYwfSIgaW5zdGFsbHNvdXJjZT0ic2NoZWR1bGVyIiByZXF1ZXN0aWQ9InsxMDBBODczQS1BRUE1LTRFRTAtQjk1OC0yQzIxQkEwOTUwMDR9IiBkZWR1cD0iY3IiIGRvbWFpbmpvaW5lZD0iMCI-PGh3IGxvZ2ljYWxfY3B1cz0iMiIgcGh5c21lbW9yeT0iNCIgZGlza190eXBlPSIyIiBzc2U9IjEiIHNzZTI9IjEiIHNzZTM9IjEiIHNzc2UzPSIxIiBzc2U0MT0iMSIgc3NlNDI9IjEiIGF2eD0iMSIvPjxvcyBwbGF0Zm9ybT0id2luIiB2ZXJzaW9uPSIxMC4wLjE5MDQ0LjQ1MjkiIHNwPSIiIGFyY2g9Ing2NCIgcHJvZHVjdF90eXBlPSIxMjUiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O1ZQUW9QMUYrZnExNXdSemgxa1BMNFBNcFdoOE9STUI1aXp2ck9DL2NoalE9JnF1b3Q7Ii8-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-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_UDE9MTczOTgyMjQxMyZhbXA7UDI9NDA0JmFtcDtQMz0yJmFtcDtQND1KdnVmMWVoSkxXdTB1NUNFNHdINFBndWJTRExsYTNSMmVhZmlzakdXVlRWM2llTmh1ODhtRTN1UkdOM3F6dWVIdVB0cm14ZmlyT1dqYWt0QWllRUFRZyUzZCUzZCIgc2VydmVyX2lwX2hpbnQ9IiIgY2RuX2NpZD0iLTEiIGNkbl9jY2M9IiIgY2RuX21zZWRnZV9yZWY9IiIgY2RuX2F6dXJlX3JlZl9vcmlnaW5fc2hpZWxkPSIiIGNkbl9jYWNoZT0iIiBjZG5fcDNwPSIiIGRvd25sb2FkZWQ9IjAiIHRvdGFsPSIwIiBkb3dubG9hZF90aW1lX21zPSIwIi8-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-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-PHVwZGF0ZWNoZWNrLz48cGluZyByPSIzIiByZD0iNjYxMiIgcGluZ19mcmVzaG5lc3M9Ins3MDQ2MTcwMy0zMDdBLTRBQUItOEFBRi1BODY3OUQ5OTU4MTR9Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

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\{2C0223C5-1DD9-411F-AD45-841B3EE3EC7E}\EDGEMITMP_EC833.tmp\setup.exe

Filesize
6.6MB

MD5
b4c8ad75087b8634d4f04dc6f92da9aa

SHA1
7efaa2472521c79d58c4ef18a258cc573704fb5d

SHA256
522a25568bb503cf8b44807661f31f0921dee91d37691bf399868733205690bf

SHA512
5094505b33a848badcffd6b3b93aad9ad73f391e201dee052376c4f8573ba351f0b8c102131216088ffb38d0ed7b5fe70ba95c3ac2c33a50c993584fe7c435e3

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

Filesize
549KB

MD5
fb96384311dc6214a6814428414fda5a

SHA1
d9e99d96140e94a92e011af357554c3ded978f90

SHA256
2a1584d8e803b6d60455ef20f4df5e367b732f8fba79695ce57968cd7d03a962

SHA512
f9ee3475b7e6538a893c1cef23abc4ec6d02c033ed917fac92e4968f352695d91880115cca9709f0797d9f8b2f0903a52a2cb9070021904d2d7e8b3f007b4d25

Download Submit
C:\Windows\SystemTemp\msedge_installer.log

Filesize
70KB

MD5
28d7e38cca46f71768030c8925e2d7b7

SHA1
390f976489ba1966a2f57eefbdf0fcf761ddc68e

SHA256
8772a9008b3dd7812756a768c7d5534ee44b5af58019fe922f4f6a2ccffebe47

SHA512
29e1fdc12df360ee443c3666452cd21caaa1f12424e3f04f9b2c0ba5fb897ea31019a2cda9adb244ba32785bacd5e94f2ba50be10656ccba0f24fbf0e18030a3

Download Submit
C:\Windows\SystemTemp\msedge_installer.log

Filesize
96KB

MD5
d75658ce4897cd84a30aa61f946c4877

SHA1
7716516eb4c860d99698e10d8b5bea8ddd21ec1c

SHA256
a0d5acf73e9647cd1e34fa03ad84c427268c4efa455042ff6c2283c05feeaab5

SHA512
58a630167141d0e7606f6ad4340718d4f2296d68d73e94ee8141aef0674b310a62e430312c69d1689b95aedf63fe0d694a520421628a552ac3dee1a263d19060

Download Submit
C:\Windows\SystemTemp\msedge_installer.log

Filesize
98KB

MD5
a408de7eb73a7499047005ac5a7e2427

SHA1
2be9324f858222981ace21b2d62fae1655fa0dba

SHA256
1bd2f9fd34927165fb49fededf122eb37e55dba95a0c037918299ee5fbdb4a49

SHA512
4a627e3d8e7fca7a64371c5380a90b37e4b920be6162ad8ccfb3e88583b6ad4d4fd2b3741e4f1b974c790b46e7fb2f00a7ba077f76b5b5534778adba36def5fd

Download Submit
C:\Windows\SystemTemp\msedge_installer.log

Filesize
99KB

MD5
606ad0774fe5862fd529df96370fa860

SHA1
c1fed1d56f8b041bd6b37707dacb335b985b70f3

SHA256
8595aafff3031b12f62d476e113f802c6f7ea7ab4f6e17500ae0f2ad0217b7f5

SHA512
ace52d09a63975c4d047aefad63b7a585ca0113730bb42438d42d7dcc959c417d416c2b04709a86e6b2530c6211d5a1a63c0078eb8cf5a2adceec57a339e31fd

Download Submit