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230129-wrszlshh51 10Analysis
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max time kernel
1191s -
max time network
1177s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
14/04/2024, 12:15
Static task
static1
Behavioral task
behavioral1
Sample
cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral4
Sample
cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe
Resource
win11-20240412-en
General
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Target
cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe
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Size
1.4MB
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MD5
3ebe6fc2765d0c6d7286b19d2cd29cd9
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SHA1
9aff7f15bccbdd0961fc6d803687b749ef2f304b
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SHA256
cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353
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SHA512
3bdf9a3900b78ccd10f2ca004001f14cec8213d7eca8d1e6d12f9718df0883e2d1d9efca256101bdf915eff98f2472e7605f12b8ebb24c9ad02e7f043d4129c7
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SSDEEP
24576:C3IpPeRM4fkcxdvdnjqtei/y1RNSA4QGF4ivjis:3P6fkUdFnjqkj1vSA5Li1
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-1-5-21-1826666146-2574340311-1877551059-1000\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 behavioral3/memory/4252-1-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-2-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-3-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-4-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-5-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-8-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-11-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-12-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-14-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-15-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-16-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-17-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-18-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-19-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-22-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-23-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-24-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-25-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-26-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-27-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-28-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-29-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-30-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-31-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-32-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-33-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-34-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-35-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-36-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-37-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-38-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-39-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-40-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-41-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-42-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-43-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-44-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-45-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-46-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-47-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-48-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-49-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-50-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-51-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-52-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-53-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-54-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-55-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-56-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-57-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-58-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-59-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-60-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-61-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-62-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-63-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-64-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-65-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-66-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-67-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-68-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-69-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-70-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/4252-71-0x0000000000400000-0x0000000000608000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe Set value (str) \REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.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: cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\9DAA95769DAA9576.bmp" cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\BLUEPRNT\PREVIEW.GIF cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\legal\jdk\xalan.md cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\Snooze.scale-80.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsSoundRecorder_10.1906.1972.0_neutral_split.scale-200_8wekyb3d8bbwe\Assets\VoiceRecorderSplashScreen.contrast-white_scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0409-1000-0000000FF1CE.xml cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\OneNoteReplay_white.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\Assets\contrast-white\PeopleAppList.targetsize-64_altform-lightunplated.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteSmallTile.scale-150.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNotePageMedTile.scale-100.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteAppList.targetsize-16_altform-unplated.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_neutral_split.scale-100_8wekyb3d8bbwe\images\splashscreen.scale-100.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-30_altform-unplated_contrast-black.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\RedistList\FrameworkList.xml cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\EmptyShare.scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\SmallTile.scale-400.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-black_targetsize-80_altform-unplated.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteNewNoteLargeTile.scale-125.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.scale-125_contrast-white.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Delete.White.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\GenericMailLargeTile.scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\8041_48x48x32.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.targetsize-96_altform-unplated_contrast-black.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\Assets\LargeTile.scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_neutral_split.scale-200_8wekyb3d8bbwe\Assets\GetStartedWideTile.scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-180.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-36_contrast-white.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\OutlookMailWideTile.scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarLogoExtensions.scale-32.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-60.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\HxMailAppList.targetsize-60_altform-unplated.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\SpotlightCalendar_2017-03.gif cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\ReadResize.vsx cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\FetchingMail.scale-125.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-96.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.UI.Xaml.2.0_2.1810.18004.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Videos\Help\Unipulator.mp4 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.targetsize-96_altform-unplated.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Assets\AppList.targetsize-36_altform-unplated.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-black\MapsAppList.targetsize-256_altform-unplated.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-black\MapsAppList.targetsize-16.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\CardUIBkg.scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\OneNoteSectionGroupMedTile.scale-400.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.Windows.Photos_2019.19071.12548.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\VideoWhatsNewItems.json cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxMailLargeTile.scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\SmallTile.scale-150.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\equalizer_window.html cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-black\MediumTile.scale-200_contrast-black.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Logos\Square44x44\PaintAppList.targetsize-48_altform-unplated.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\WorldClockMedTile.contrast-white_scale-100.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\AppPackageWideTile.scale-125.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\c2rpridslicensefiles_auto.xml cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\Google\Chrome\Application\110.0.5481.104\WidevineCdm\manifest.json cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.UI\Resources\Images\MessagesXboxLogo.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxCalendarSmallTile.scale-200.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.targetsize-24_contrast-black.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsFeedbackHub_1.1907.3152.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\InsiderHubMedTile.scale-125.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-black\BadgeLogo.scale-150_contrast-black.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\Wide310x150Logo.scale-125.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsStore_11910.1002.5.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AppTiles\contrast-white\StoreSmallTile.scale-100.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\Mozilla Firefox\defaults\pref\channel-prefs.js cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-black_targetsize-256.png cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.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 4448 vssadmin.exe 2644 vssadmin.exe 4408 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-1-5-21-1826666146-2574340311-1877551059-1000\{4BF9D1CC-FAFF-4FC0-82D1-7490AFB58C62} explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
description pid Process Token: SeBackupPrivilege 5112 vssvc.exe Token: SeRestorePrivilege 5112 vssvc.exe Token: SeAuditPrivilege 5112 vssvc.exe Token: SeShutdownPrivilege 4848 explorer.exe Token: SeCreatePagefilePrivilege 4848 explorer.exe Token: SeShutdownPrivilege 4848 explorer.exe Token: SeCreatePagefilePrivilege 4848 explorer.exe Token: SeShutdownPrivilege 4848 explorer.exe Token: SeCreatePagefilePrivilege 4848 explorer.exe Token: SeShutdownPrivilege 4848 explorer.exe Token: SeCreatePagefilePrivilege 4848 explorer.exe Token: SeShutdownPrivilege 4848 explorer.exe Token: SeCreatePagefilePrivilege 4848 explorer.exe Token: SeShutdownPrivilege 4848 explorer.exe Token: SeCreatePagefilePrivilege 4848 explorer.exe -
Suspicious use of FindShellTrayWindow 6 IoCs
pid Process 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe -
Suspicious use of SendNotifyMessage 8 IoCs
pid Process 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe 4848 explorer.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4252 wrote to memory of 4448 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 88 PID 4252 wrote to memory of 4448 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 88 PID 4252 wrote to memory of 2644 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 92 PID 4252 wrote to memory of 2644 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 92 PID 4252 wrote to memory of 4408 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 94 PID 4252 wrote to memory of 4408 4252 cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe 94 -
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\cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe"C:\Users\Admin\AppData\Local\Temp\cc8a92319d9e60f28bfbcd88451a6fccfa997169ac85a121c710b13235198353.exe"1⤵
- 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:4252 -
C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:4448
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:2644
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:4408
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5112
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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:4848
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
14KB
MD5c0265bda10cb94a01b2c381001e35be4
SHA14072f1b798c31addc25fe1e8c1cd332048493faa
SHA2565decb7f5ebf5cb853a6a863b67c427f7cf196513f3c76771ed1324e92fbf956b
SHA51245256bcd8c4890b3b09c9f565a5656fca6ea4a1842e43e1c5682b2d2fa3347ed3e3e3a564cee1acec9f37a04644ac5a66182cacdd13a861d7059cbae752ed928