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Analysis
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max time kernel
150s -
max time network
124s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
13/03/2021, 15:32
Static task
static1
Behavioral task
behavioral1
Sample
1.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
1.exe
Resource
win10v20201028
General
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Target
1.exe
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Size
1.3MB
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MD5
9f05994819a3d8c1a3769352c7c39d1d
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SHA1
eb2457196e04dfdd54f70bd32ed02ae854d45bc0
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SHA256
10bce0ff6597f347c3cca8363b7c81a8bff52d2ff81245cd1e66a6e11aeb25da
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SHA512
32cac848f47a0096773435c6365fcbd6bdb02115aae2677aec5a86031b6def938033210fdcf0e12f735aa5ceb8cd4be5f7edb5cdc437bbca61f0d79196ec9be8
Malware Config
Extracted
C:\PROGRAM FILES (X86)\ADOBE\ACROBAT READER DC\READER\WEBRESOURCES\RESOURCE0\STATIC\JS\PLUGINS\DESKTOP-CONNECTOR-FILES\readme.txt
dearcry
Signatures
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DearCry
DearCry is a ransomware first seen after the 2021 Microsoft Exchange hacks.
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Modifies Installed Components in the registry 2 TTPs
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Modifies extensions of user files 4 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\Users\Admin\Pictures\ApproveRedo.tiff 1.exe File created C:\Users\Admin\Pictures\ApproveRedo.tiff.CRYPT 1.exe File created C:\Users\Admin\Pictures\SwitchCompare.tif.CRYPT 1.exe File created C:\Users\Admin\Pictures\TraceImport.png.CRYPT 1.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 59 IoCs
description ioc Process File opened for modification C:\Users\Admin\Contacts\desktop.ini 1.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini 1.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 1.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini 1.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini 1.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 1.exe File opened for modification C:\Program Files\desktop.ini 1.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini 1.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 1.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini 1.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini 1.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 1.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 1.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini 1.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn\desktop.ini explorer.exe File opened for modification C:\Program Files (x86)\desktop.ini 1.exe File opened for modification C:\Users\Admin\Links\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 1.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 1.exe File opened for modification C:\$RECYCLE.BIN\S-1-5-21-1985363256-3005190890-1182679451-1000\desktop.ini explorer.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini 1.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Application Shortcuts\desktop.ini 1.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\History\desktop.ini 1.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\desktop.ini 1.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini 1.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\Desktop.ini 1.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn\desktop.ini 1.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\SendTo\Desktop.ini 1.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini explorer.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\desktop.ini 1.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\Desktop.ini 1.exe File opened for modification C:\Users\Public\Music\desktop.ini 1.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\desktop.ini 1.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessibility\Desktop.ini 1.exe File opened for modification C:\Users\Public\desktop.ini 1.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 1.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini 1.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini 1.exe File opened for modification C:\Users\Admin\Music\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini 1.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-1985363256-3005190890-1182679451-1000\desktop.ini 1.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Stationery\Desktop.ini 1.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI 1.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 1.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 1.exe File opened for modification C:\Users\Public\Documents\desktop.ini 1.exe File opened for modification C:\Users\Public\Videos\desktop.ini 1.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu Places\desktop.ini 1.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini 1.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini 1.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini 1.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini 1.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\D: explorer.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1702.301.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.targetsize-256_altform-unplated.png 1.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\Microsoft.PackageManagement.dll 1.exe File created C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\update_tracking\org-netbeans-lib-profiler.xml.CRYPT 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Buttons\GiveUp\GiveUp-up.png 1.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\HxA-Google.scale-125.png 1.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\ShadesOfBlue.jpg 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_17.8010.5926.0_x64__8wekyb3d8bbwe\XMLOffKeys\Keys_OffVer12.xml 1.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\DataModel\Microsoft.Office.Excel.DataModel.dll.CRYPT 1.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.SkypeApp_11.8.204.0_neutral_split.scale-125_kzf8qxf38zg5c\SkypeApp\Assets\SkypeAppList.scale-125_contrast-black.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Icons\klondike_menu_icon.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.OneConnect_2.1701.277.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-black\OneConnectStoreLogo.scale-100.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.OneConnect_2.1701.277.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\OneConnectMedTile.scale-100.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\tg_60x42.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_1.0.16328.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml 1.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PROOF\msth8ES.DLL 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Thumbnails\Sticker_Icon_SadMouth.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\OneNoteSectionLargeTile.scale-100.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\un_60x42.png 1.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\editpdf\js\nls\fr-fr\ui-strings.js 1.exe File created C:\Program Files (x86)\Windows Defender\MsMpLics.dll.CRYPT 1.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Infragistics2.Win.UltraWinTree.v8.1.dll 1.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001B-0409-1000-0000000FF1CE.xml.CRYPT 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\2653_20x20x32.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteAppList.targetsize-24_altform-unplated.png 1.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-black\HxA-Advanced-Dark.scale-300.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_2017.130.1208.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml 1.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\ob-preview\images\themeless\action_poster.jpg.CRYPT 1.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\jre\bin\fxplugins.dll 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VCLibs.140.00_14.0.24123.0_x64__8wekyb3d8bbwe\vcamp140_app.dll 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Home\LTR\WideTile.scale-100.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\small\il_16x11.png 1.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.SapBwProvider.dll 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\DailyChallenges\Icons\klondike.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Tournament\GameModeSpider.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\small\bigsmile.png 1.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\2876_20x20x32.png 1.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-black\ExchangeMediumTile.scale-400.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.16112.11601.0_neutral_resources.scale-150_8wekyb3d8bbwe\AppxBlockMap.xml 1.exe File opened for modification C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.common.16.xml 1.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\pages-app\images\themes\dark\rhp_world_icon_2x.png.CRYPT 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Home\contrast-black\LargeTile.scale-200.png 1.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\video_filter\libmotiondetect_plugin.dll 1.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\ob-preview\js\nls\nb-no\ui-strings.js 1.exe File opened for modification C:\Program Files (x86)\Microsoft.NET\RedistList\AssemblyList_4_client.xml 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.10252.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppPackageAppList.targetsize-96_contrast-white.png 1.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Home\LTR\contrast-black\LargeTile.scale-125.png 1.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Work\LTR\contrast-black\MedTile.scale-125.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_16.511.8780.0_x64__8wekyb3d8bbwe\Lumia.ViewerPlugin\Assets\IconEditRichCapture.contrast-white_scale-200.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-256.png 1.exe File created C:\Program Files\Mozilla Firefox\api-ms-win-core-file-l1-2-0.dll.CRYPT 1.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\Content\mobile\en-GB\toc.xml 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\OneNoteSectionGroupWideTile.scale-125.png 1.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\editpdf\js\nls\ru-ru\ui-strings.js.CRYPT 1.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\update_tracking\org-openide-util.xml 1.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\GRPHFLT\MS.JPG 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteSectionGroupMedTile.scale-200.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2017.125.40.0_x64__8wekyb3d8bbwe\Assets\EnsoUI\dashboard_slomo_OFF.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.16112.11601.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-30_contrast-white.png 1.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\EQUATION\api-ms-win-crt-runtime-l1-1-0.dll 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\small\nod.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\st_60x42.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Car\LTR\WideTile.scale-100.png 1.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_x64__8wekyb3d8bbwe\Assets\AppTiles\MapsAppList.targetsize-48.png 1.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3700 3016 WerFault.exe 14 -
Checks SCSI registry key(s) 3 TTPs 12 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\HardwareID explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\0064 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Properties\{afd97640-86a3-4210-b67c-289c41aabe55}\0003 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Capabilities explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Properties\{afd97640-86a3-4210-b67c-289c41aabe55}\0003 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\ConfigFlags explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Capabilities explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\HardwareID explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\0064 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\ConfigFlags explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS SearchUI.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU SearchUI.exe -
Modifies registry class 34 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance explorer.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\windows.cortana SearchUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\windows.cortana\Total = "23" SearchUI.exe Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" SearchUI.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\microsoft.windows.cortana SearchUI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify\UserStartTime = "132483827320340134" explorer.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total SearchUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\windows.cortana\Total = "0" SearchUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "152" SearchUI.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage SearchUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\windows.cortana\NumberOfSubdomains = "2" SearchUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix SearchUI.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DomStorageState SearchUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\microsoft.windows.cortana\ = "23" SearchUI.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\EdpDomStorage SearchUI.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\windows.cortana SearchUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "129" SearchUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\microsoft.windows.cortana\ = "0" SearchUI.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:" SearchUI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance explorer.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify\IconStreams = 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explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\microsoft.windows.cortana\ = "56" SearchUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\windows.cortana\Total = "56" SearchUI.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\microsoft.windows.cortana SearchUI.exe Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\Total SearchUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.cortana_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "185" SearchUI.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe 3700 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 57 IoCs
description pid Process Token: SeDebugPrivilege 3700 WerFault.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe Token: SeShutdownPrivilege 3384 explorer.exe Token: SeCreatePagefilePrivilege 3384 explorer.exe -
Suspicious use of FindShellTrayWindow 52 IoCs
pid Process 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe -
Suspicious use of SendNotifyMessage 28 IoCs
pid Process 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe 3384 explorer.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3392 ShellExperienceHost.exe 2464 SearchUI.exe 3392 ShellExperienceHost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\1.exe"C:\Users\Admin\AppData\Local\Temp\1.exe"1⤵
- Modifies extensions of user files
- Drops desktop.ini file(s)
- Drops file in Program Files directory
PID:492
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3016 -s 35401⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3700
-
C:\Windows\explorer.exeexplorer.exe1⤵
- Drops desktop.ini file(s)
- Enumerates connected drives
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3384
-
C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe"C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca1⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2464
-
C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe"C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca1⤵
- Suspicious use of SetWindowsHookEx
PID:3392