ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf

Analysis

max time kernel
93s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-09-2022 09:40

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General

Target

HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
Size

179KB
MD5

61fccc142e2bbf498885bb6e42bae62c
SHA1

7f15507c7798d8b99696c19929c86c6c629eb2f5
SHA256

ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf
SHA512

a3cc95a442581d02c97d4fe48494b157f37e5dff4ddf175723a2c99e442492370ad65f9f22da29ffd020754445193215b7dadc3515ab8cee91b6dd3b1f1202b1
SSDEEP

3072:yX7iPbPtN614Kej7QsyuEnQACE+6GJTOr/q+i5fAQXGfiPbPtN6144iPbPtN614V:y7Ity4KejEswQAxK+ilAQXGfIty44Itq

Score

8^/10

ransomware spyware stealer

Malware Config

Signatures

Modifies extensions of user files 5 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe

description	ioc	process
File opened for modification	C:\Users\Admin\Pictures\ConvertToShow.tiff	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File renamed	C:\Users\Admin\Pictures\ConvertToShow.tiff => C:\Users\Admin\Pictures\ConvertToShow.tiff.matryoshka	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File renamed	C:\Users\Admin\Pictures\EnterShow.tif => C:\Users\Admin\Pictures\EnterShow.tif.matryoshka	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File renamed	C:\Users\Admin\Pictures\RestoreComplete.png => C:\Users\Admin\Pictures\RestoreComplete.png.matryoshka	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File renamed	C:\Users\Admin\Pictures\SendUpdate.png => C:\Users\Admin\Pictures\SendUpdate.png.matryoshka	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Drops file in Program Files directory 64 IoCs

Processes:

HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe

description	ioc	process
File created	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Assets\PhotosWideTile.contrast-white_scale-200.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-white\MapsAppList.targetsize-64.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Home\RTL\contrast-black\MedTile.scale-200.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-20_altform-unplated_contrast-white.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Edge.dat	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\Windows Media Player\Media Renderer\connectionmanager_dmr.xml	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\SmallTile.scale-100.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-white\PeopleSmallTile.scale-100.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-black\MedTile.scale-100_contrast-black.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\FetchingMail.scale-150.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\images\icons_retina.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\fullscreen-exit.svg	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.XboxApp_48.49.31001.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\GamesXboxHubBadgeLogo.scale-125_contrast-high.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\zh-CN\View3d\3DViewerProductDescription-universal.xml	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Transit\contrast-black\SmallTile.scale-125.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\SplashScreen.scale-200.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\Assets\contrast-black\PeopleAppList.scale-200.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\dismiss.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\bg7.jpg	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.targetsize-24_altform-unplated_contrast-black.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Cambria.xml	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\rsod\office.x-none.msi.16.x-none.boot.tree.dat	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\themes\dark\sample-thumb.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\js\nls\cs-cz\ui-strings.js	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Viewpoints\Light\IsoLeft.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\Assets\contrast-white\PeopleLargeTile.scale-200.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.contrast-white_targetsize-24.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubAppList.targetsize-64_altform-unplated_contrast-white.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\Welcome.html	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.Windows.Photos_2019.19071.12548.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\ShareProvider_CopyFile24x24.scale-125.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppPackageStoreLogo.scale-100_contrast-white.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\HxMailSmallTile.scale-200.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\Assets\WindowsIcons\WindowsCameraAppList.targetsize-96.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AppTiles\contrast-black\MapsLargeTile.scale-100.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Place\contrast-white\MedTile.scale-100.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Square44x44Logo.targetsize-48_altform-unplated.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Content\SaturationGradient.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\rsod\powerpointmui.msi.16.en-us.boot.tree.dat	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\cs-cz\ui-strings.js	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubAppList.targetsize-24_altform-unplated_contrast-white.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-white\AppList.scale-100_contrast-white.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\viewer\nls\ja-jp\ui-strings.js	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\unified-share\js\selector.js	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\AppCS\Assets\EmptyStoryCover.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\LinkedInboxSmallTile.scale-100.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\8041_24x24x32.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\large_trefoil_2x.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\pages-app\js\nls\es-es\ui-strings.js	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial Black-Arial.xml	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\is-IS\View3d\3DViewerProductDescription-universal.xml	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.Resource\Xbox.Smartglass.Loc.xml	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\config\Modules\org-netbeans-modules-options-keymap.xml	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\AttachmentPlaceholder-Light.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNotePageWideTile.scale-150.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\AppList.scale-400.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteSplashLogo.scale-250.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-30_altform-unplated_contrast-black.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\en-gb\jsaddins\onenote_strings.js	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteSectionGroupWideTile.scale-400.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-white_targetsize-20.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\uss-search\js\nls\root\ui-strings.js	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-30_contrast-white.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
File created	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\Preview.scale-200_layoutdir-RTL.png	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 1220 vssvc.exe
Token: SeRestorePrivilege 1220 vssvc.exe
Token: SeAuditPrivilege 1220 vssvc.exe

description	pid	process
Token: SeBackupPrivilege	1220	vssvc.exe
Token: SeRestorePrivilege	1220	vssvc.exe
Token: SeAuditPrivilege	1220	vssvc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe

pid	process
1408	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
1408	HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe

C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe
"C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.MSIL.Encoder.gen-ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf.exe"
1⤵
- Modifies extensions of user files
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
PID:1408

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1220

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1408-132-0x00000000000B0000-0x00000000000E2000-memory.dmp

Filesize
200KB

Download
memory/1408-133-0x00007FF8A9BD0000-0x00007FF8AA691000-memory.dmp

Filesize
10.8MB

Download
memory/1408-134-0x00007FF8A9BD0000-0x00007FF8AA691000-memory.dmp

Filesize
10.8MB

Download
memory/1408-135-0x000000004FC60000-0x0000000050406000-memory.dmp

Filesize
7.6MB

Download