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220731-f17w5aade2 10Analysis
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max time kernel
1196s -
max time network
1197s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17-04-2024 14:30
Behavioral task
behavioral1
Sample
94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral2
Sample
94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe
Resource
win7-20240221-en
Behavioral task
behavioral3
Sample
94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe
Resource
win11-20240412-en
General
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Target
94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe
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Size
1.5MB
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MD5
6599f79e40a26186261b58aa89194e5b
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SHA1
0a44b71f930447d545de0f10b6f9c70d513acacc
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SHA256
94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02
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SHA512
9e4c8b704bdf6f69df693c40c323f069ac7b9900ab8486d7e5a8423670aa1ee686ccfb6c4026f903d0928145efeee04b0b4cded0000f918862208baba9913748
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SSDEEP
24576:4i9CFkYBMSUkGUbDkAv0f3BIykhWmRkLhKRahLo1ChjllyzD8k20ZItIhi4Gx:4ieMSU0bD7Q3Bfkh9k1VtKChpIzD/Std
Malware Config
Signatures
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Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Software\Microsoft\Active Setup\Installed Components explorer.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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resource yara_rule behavioral4/memory/512-0-0x0000000000400000-0x000000000062A000-memory.dmp upx behavioral4/memory/512-3-0x0000000000400000-0x000000000062A000-memory.dmp upx behavioral4/memory/4804-7-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-9-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-11-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/512-8-0x0000000000400000-0x000000000062A000-memory.dmp upx behavioral4/memory/4804-15-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-16-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-17-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-18-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-19-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-20-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-21-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-24-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-25-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-26-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-27-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-28-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-29-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-30-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-31-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-32-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-33-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-34-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-35-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-36-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-37-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-38-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-39-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-40-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-41-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-42-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-43-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-44-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-45-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-46-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-47-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-48-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-49-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-50-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-51-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-52-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-53-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-54-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-55-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-56-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-57-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-58-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-59-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-60-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-61-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-62-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-63-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-64-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-65-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-66-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-67-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-68-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-69-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-70-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-71-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-72-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-73-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral4/memory/4804-74-0x0000000000400000-0x0000000000608000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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) \??\F: 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\BF71BF2DBF71BF2D.bmp" 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 512 set thread context of 4804 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 92 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteSectionGroupSmallTile.scale-150.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Lighting\Light\Campfire.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherIcons\30x30\178.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\Cartridges\as80.xsl 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxA-Generic-Dark.scale-200.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxA-Advanced-Light.scale-150.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\Dismiss.scale-64.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\8041_40x40x32.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\DataModel\Cartridges\sqlpdw.xsl 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\symbase.xml 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-Outlook.scale-200.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\images\PaySquare44x44Logo.scale-200.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\DemoModeInk.dat 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_neutral_split.scale-200_8wekyb3d8bbwe\Assets\GetStartedAppList.scale-200.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppPackageAppList.targetsize-24_contrast-black.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Home\RTL\contrast-black\SmallTile.scale-125.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL102.XML 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AppTiles\contrast-black\BadgeLogo.scale-100_contrast-black.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\Assets\MixedRealityPortalAppList.targetsize-36_altform-lightunplated.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SmallTile.scale-125_contrast-black.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Assets\PhotosAppList.targetsize-64_altform-unplated.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AppTiles\contrast-white\Weather_TileLargeSquare.scale-100.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Work\LTR\contrast-black\WideTile.scale-125.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\HintBarEllipses.16.White.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Java\jre-1.8\README.txt 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Calibri Light-Constantia.xml 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-black\AppIcon.targetsize-64_contrast-black.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Assets\TagAlbumDefinitions\B6D67B96-7485-47C3-86B5-53EBE626BF73.json 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Thumbnails\Sticker_Icon_SadMouth.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\LiveTile\W5.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxCalendarBadge.scale-100.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\8080_20x20x32.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\AppxManifest.xml 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\OneNoteNotebookMedTile.scale-200.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-white\MedTile.scale-150_contrast-white.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\GamesXboxHubLargeTile.scale-100.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Work\RTL\contrast-white\MedTile.scale-200.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-256_altform-lightunplated.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPP.VBS 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftEdge.Stable_92.0.902.67_neutral__8wekyb3d8bbwe\AppxManifest.xml 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Square44x44Logo.targetsize-20.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\AppPackageSplashScreen.scale-200.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.XboxApp_48.49.31001.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\GamesXboxHubWideTile.scale-125_contrast-white.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteNewNoteLargeTile.scale-150.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\sq-AL\View3d\3DViewerProductDescription-universal.xml 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Home\LTR\contrast-black\MedTile.scale-100.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxMailBadge.scale-125.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-GoogleCloudCacheMini.scale-100.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-256_altform-unplated_contrast-white.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.Resource\Xbox.Smartglass.Loc.xml 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Home\LTR\contrast-white\WideTile.scale-100.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\PreviewMailList.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteMediumTile.scale-125.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubAppList.targetsize-30_altform-unplated_contrast-high.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Logos\Square71x71\PaintSmallTile.scale-400.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedMedTile.scale-100_contrast-white.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MEDIA\WHOOSH.WAV 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\ExploreButtonGradientLight.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Collections\contrast-black\LargeTile.scale-200_contrast-black.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-Google.scale-150.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-72_contrast-white.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Logos\Square44x44\PaintAppList.targetsize-16_altform-unplated.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\dotnet\LICENSE.txt 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\GamesXboxHubStoreLogo.scale-100.png 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\ 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Interacts with shadow copies 2 TTPs 3 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 3532 vssadmin.exe 4692 vssadmin.exe 4028 vssadmin.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1132431369-515282257-1998160155-1000\{F0F709EB-C574-4427-92A4-E77637F6D3EC} explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe -
Suspicious use of AdjustPrivilegeToken 13 IoCs
description pid Process Token: SeShutdownPrivilege 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe Token: SeCreatePagefilePrivilege 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe Token: SeShutdownPrivilege 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe Token: SeCreatePagefilePrivilege 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe Token: SeBackupPrivilege 4156 vssvc.exe Token: SeRestorePrivilege 4156 vssvc.exe Token: SeAuditPrivilege 4156 vssvc.exe Token: SeShutdownPrivilege 2180 explorer.exe Token: SeCreatePagefilePrivilege 2180 explorer.exe Token: SeShutdownPrivilege 2180 explorer.exe Token: SeCreatePagefilePrivilege 2180 explorer.exe Token: SeShutdownPrivilege 2180 explorer.exe Token: SeCreatePagefilePrivilege 2180 explorer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2180 explorer.exe 2180 explorer.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 2180 explorer.exe 2180 explorer.exe 2180 explorer.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 512 wrote to memory of 4804 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 92 PID 512 wrote to memory of 4804 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 92 PID 512 wrote to memory of 4804 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 92 PID 512 wrote to memory of 4804 512 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 92 PID 4804 wrote to memory of 4692 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 93 PID 4804 wrote to memory of 4692 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 93 PID 4804 wrote to memory of 4028 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 97 PID 4804 wrote to memory of 4028 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 97 PID 4804 wrote to memory of 3532 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 99 PID 4804 wrote to memory of 3532 4804 94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe 99 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe"C:\Users\Admin\AppData\Local\Temp\94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe"1⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:512 -
C:\Users\Admin\AppData\Local\Temp\94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exeC:\Users\Admin\AppData\Local\Temp\94b88650ebf3fe56877d27316b51a4ddf27b4182892b167b5b03b35d84c95d02.exe2⤵
- Adds Run key to start application
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4804 -
C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows3⤵
- Interacts with shadow copies
PID:4692
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet3⤵
- Interacts with shadow copies
PID:4028
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows3⤵
- Interacts with shadow copies
PID:3532
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4156
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2180