Resubmissions
29-01-2023 18:20
230129-wy2v4aab6s 10Analysis
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max time kernel
1792s -
max time network
1552s -
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 12:11
Static task
static1
Behavioral task
behavioral1
Sample
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral4
Sample
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
Resource
win11-20240412-en
General
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Target
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
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Size
1.2MB
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MD5
969305f9f01a46e8eee82885d9bde2bd
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SHA1
a5cf52711faec6b7ec152ac074496a7a6e825765
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SHA256
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70
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SHA512
a916a1ef2bc9c77e9cb3476def54747dcf9c6819c9dd436d8e7ec4f9c3046ce850db7727fc97f820aba070015e06975540f5cacbf6e7341a3ffb787560590ba2
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SSDEEP
24576:U0Xy5spQBcumH3iA537SEHKa3RoMF/tM7duvJkdV4KL:U0iupecuYSAt2E53WMF/+duvJIV4S
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-1-5-21-2177723727-746291240-1644359950-1000\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/876-1-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-2-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-3-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-4-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-5-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-8-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-11-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-12-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-13-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-15-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-16-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-17-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-18-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-21-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-22-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-23-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-24-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-25-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-26-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-27-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-28-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-29-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-30-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-31-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-32-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-33-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-34-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-35-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-36-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-37-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-38-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-39-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-40-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-41-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-42-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-43-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-44-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-45-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-46-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-47-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-48-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-49-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-50-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-51-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-52-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-53-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-54-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-55-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-56-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-57-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-58-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-59-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-60-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-61-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-62-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-63-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-64-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-65-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-66-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-67-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-68-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-69-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-70-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/876-71-0x0000000000400000-0x0000000000608000-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\"" 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.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: 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\91F86AE391F86AE3.bmp" 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsSoundRecorder_10.1906.1972.0_neutral_split.scale-200_8wekyb3d8bbwe\AppxBlockMap.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_neutral_split.scale-100_kzf8qxf38zg5c\Assets\Images\SkypeAppList.scale-100_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\Assets\ScreenSketchSquare44x44Logo.targetsize-16_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Thumbnails\Sticker_Icon_WorriedEye.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Sticker_PigNose.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\AppList.targetsize-40.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\GamesXboxHubStoreLogo.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Car\RTL\contrast-white\SmallTile.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-72_altform-unplated_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherIcons\30x30\179.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-white_scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\resources\strings\LocalizedStrings_fi.json 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Config\ShellPreviewConfig.json 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppPackageMedTile.scale-150_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\SATIN\THMBNAIL.PNG 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-black\StoreSmallTile.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-black_targetsize-30_altform-unplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\vreg\wordmui.msi.16.en-us.vreg.dat 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\ExchangeMediumTile.scale-150.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-256_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\images\splashscreen.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppPackageAppList.targetsize-256_altform-unplated_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Java\jre-1.8\legal\jdk\xmlresolver.md 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxA-Generic-Dark.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\GenericMailSmallTile.scale-150.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\DeleteToastQuickAction.scale-80.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherImages\423x173\5.jpg 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MEDIA\LASER.WAV 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_2019.430.2026.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\PreviewCalendar.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VCLibs.140.00_14.0.27323.0_x64__8wekyb3d8bbwe\AppxManifest.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\resources\strings\LocalizedStrings_ro.json 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\7-Zip\Lang\ku.txt 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Assets\PhotosAppList.targetsize-40_altform-unplated_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\Assets\ScreenSketchSquare44x44Logo.targetsize-256_altform-unplated_contrast-white_devicefamily-colorfulunplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN058.XML 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSZIP.DIC 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\AppTiles\contrast-white\MapsMedTile.scale-125.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\rsod\proof.fr-fr.msi.16.fr-fr.boot.tree.dat 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-96_altform-unplated_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxMailSplashLogo.scale-250.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\resources\strings\LocalizedStrings_zh-HK.json 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\MedTile.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-white\Weather_TileLargeSquare.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-white\SplashScreen.scale-100_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.targetsize-32_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.targetsize-40_altform-unplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\EmptyShare.scale-400.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-Yahoo-Dark.scale-125.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\contrast-black\BadgeLogo.scale-125_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\DEEPBLUE\PREVIEW.GIF 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\AppList.targetsize-48_altform-lightunplated_devicefamily-colorfulunplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\Assets\contrast-white\WideTile.scale-100_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Services.Store.Engagement_10.0.18101.0_x86__8wekyb3d8bbwe\logo.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNotePageWideTile.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Place\RTL\contrast-black\SmallTile.scale-125.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\winsdkfb\Images\fb_blank_profile_portrait.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\MedTile.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedSmallTile.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\LinkedInboxBadge.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\OneNoteAppList.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-256_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-white\LibrarySquare71x71Logo.scale-200_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-black_scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.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 4992 vssadmin.exe 2600 vssadmin.exe 4784 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-1-5-21-2177723727-746291240-1644359950-1000\{37AA486F-F6C5-4933-A354-2BCDAEB6CE4D} explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
description pid Process Token: SeBackupPrivilege 3104 vssvc.exe Token: SeRestorePrivilege 3104 vssvc.exe Token: SeAuditPrivilege 3104 vssvc.exe Token: SeShutdownPrivilege 2160 explorer.exe Token: SeCreatePagefilePrivilege 2160 explorer.exe Token: SeShutdownPrivilege 2160 explorer.exe Token: SeCreatePagefilePrivilege 2160 explorer.exe Token: SeShutdownPrivilege 2160 explorer.exe Token: SeCreatePagefilePrivilege 2160 explorer.exe Token: SeShutdownPrivilege 2160 explorer.exe Token: SeCreatePagefilePrivilege 2160 explorer.exe Token: SeShutdownPrivilege 2160 explorer.exe Token: SeCreatePagefilePrivilege 2160 explorer.exe Token: SeShutdownPrivilege 2160 explorer.exe Token: SeCreatePagefilePrivilege 2160 explorer.exe -
Suspicious use of FindShellTrayWindow 6 IoCs
pid Process 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe -
Suspicious use of SendNotifyMessage 8 IoCs
pid Process 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe 2160 explorer.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 876 wrote to memory of 4992 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 95 PID 876 wrote to memory of 4992 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 95 PID 876 wrote to memory of 2600 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 99 PID 876 wrote to memory of 2600 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 99 PID 876 wrote to memory of 4784 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 101 PID 876 wrote to memory of 4784 876 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 101 -
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\629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe"C:\Users\Admin\AppData\Local\Temp\629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.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:876 -
C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:4992
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:2600
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:4784
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3104
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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:2160
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵PID:1768
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
49KB
MD5f5273120c807a296beb393c3a0b3a976
SHA1e00a972d381e96b67c81fe402ab8622dc8baa57d
SHA256b685eeacefd187391069a038a2ad59328f16dc74441d986f3104419abc9489b8
SHA5123fcc5ad10e95072b55c8923020b2d29f0f62a6c0c24e1f12603022554b842a528b5a09f9e0abce5d7da54243e568deab4dd80120bc950388eba62045b9b73430