Resubmissions
29-01-2023 18:20
230129-wy2v4aab6s 10Analysis
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max time kernel
1192s -
max time network
1171s -
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-1-5-21-776854024-226333264-2052258302-1000\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/532-1-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-2-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-3-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-4-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-6-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-5-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-8-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-11-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-12-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-14-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-15-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-16-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-17-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-18-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-21-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-22-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-23-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-24-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-25-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-26-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-27-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-28-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-29-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-30-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-31-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-32-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-33-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-34-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-35-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-36-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-37-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-38-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-39-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-40-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-41-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-42-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-43-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-44-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-45-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-46-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-47-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-48-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-49-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-50-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-51-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-52-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-53-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-54-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-55-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-56-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-57-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-58-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-59-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-60-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-61-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-62-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-63-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-64-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-65-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-66-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-67-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-68-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-69-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral3/memory/532-70-0x0000000000400000-0x0000000000608000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\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-1-5-21-776854024-226333264-2052258302-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\0E3FF2030E3FF203.bmp" 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-white_targetsize-72_altform-unplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\pt-BR\View3d\3DViewerProductDescription-universal.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxA-Advanced-Light.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-white_targetsize-48.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Slipstream.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\ReactAssets\assets\RNApp\app\uwp\images\commerce\taster_post_call_illustration.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\Assets\contrast-white\PeopleAppList.targetsize-80_altform-unplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftEdge.Stable_92.0.902.67_neutral__8wekyb3d8bbwe\Logo.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppPackageAppList.targetsize-60_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.XboxApp_48.49.31001.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\GamesXboxHubStoreLogo.scale-125_contrast-high.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\PlatformCapabilities\WordCapabilities.json 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\LinkedInboxWideTile.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteSectionMedTile.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-black\SplashScreen.scale-100_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\BadgeLogo.scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\Assets\Audio\Skype_Call_Connecting_Loud.m4a 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL093.XML 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-80.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubLargeTile.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxMailAppList.targetsize-256_altform-unplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.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 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-black\SmallLogo.scale-200_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarSmallTile.scale-125.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\osf\progress.gif 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.SkypeApp_14.53.77.0_neutral_split.scale-125_kzf8qxf38zg5c\Assets\Images\SkypeTile.scale-125.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubSmallTile.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\EmptyCalendarSearch-Dark.scale-400.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteSectionWideTile.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-72.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0000-1000-0000000FF1CE.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubStoreLogo.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\Assets\MixedRealityPortalAppList.targetsize-40_altform-unplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-white_targetsize-72_altform-unplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_kor.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\shortcuts_log.ini 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\BLUECALM\PREVIEW.GIF 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\TXP_Flight_Light.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsCamera_2018.826.98.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\WindowsIcons\WindowsCameraAppList.contrast-black_scale-125.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherIcons\30x30\69.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Templates\1033\EssentialResume.dotx 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL090.XML 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.targetsize-96_altform-unplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\Images\PrintAndShare\Glyph_0xe7dd.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Square44x44Logo.targetsize-64.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-black\LargeLogo.scale-100_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Work\LTR\contrast-black\LargeTile.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\resources\strings\LocalizedStrings_bg.json 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-black\WideTile.scale-200_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\ClientCapabilities.json 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-30_altform-lightunplated.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\WorldClockLargeTile.contrast-white_scale-100.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.scale-100_contrast-black.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\InsiderHubStoreLogo.scale-125.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\HxMailSplashLogo.scale-250.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-24_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-icons_222222_256x240.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-20.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\OutlookMailBadge.scale-200.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\Standard.targetsize-32_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-64_contrast-white.png 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\LEVEL\THMBNAIL.PNG 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe File opened for modification C:\Program Files\WindowsPowerShell\Modules\Pester\3.4.0\en-US\about_Pester.help.txt 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 3268 vssadmin.exe 3440 vssadmin.exe 2532 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-1-5-21-776854024-226333264-2052258302-1000\{1EB44D8D-7CAB-49F5-A069-984C64A9187D} explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
description pid Process Token: SeBackupPrivilege 1660 vssvc.exe Token: SeRestorePrivilege 1660 vssvc.exe Token: SeAuditPrivilege 1660 vssvc.exe Token: SeShutdownPrivilege 1732 explorer.exe Token: SeCreatePagefilePrivilege 1732 explorer.exe Token: SeShutdownPrivilege 1732 explorer.exe Token: SeCreatePagefilePrivilege 1732 explorer.exe Token: SeShutdownPrivilege 1732 explorer.exe Token: SeCreatePagefilePrivilege 1732 explorer.exe Token: SeShutdownPrivilege 1732 explorer.exe Token: SeCreatePagefilePrivilege 1732 explorer.exe Token: SeShutdownPrivilege 1732 explorer.exe Token: SeCreatePagefilePrivilege 1732 explorer.exe Token: SeShutdownPrivilege 1732 explorer.exe Token: SeCreatePagefilePrivilege 1732 explorer.exe -
Suspicious use of FindShellTrayWindow 6 IoCs
pid Process 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe -
Suspicious use of SendNotifyMessage 8 IoCs
pid Process 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe 1732 explorer.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 532 wrote to memory of 3268 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 91 PID 532 wrote to memory of 3268 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 91 PID 532 wrote to memory of 3440 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 95 PID 532 wrote to memory of 3440 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 95 PID 532 wrote to memory of 2532 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 97 PID 532 wrote to memory of 2532 532 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 97 -
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:532 -
C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:3268
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:3440
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:2532
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1660
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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:1732
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
55KB
MD50b6b52c3cb117ce20c43346f674bc388
SHA14c0d8d0b852ed9730ac2211d681be345704ccc37
SHA256bd6dfdbe6080cf882e01f98b415892970937a1789997ac7b5d1e161b0f57cac7
SHA512c6c29a91f25d741f44e34614e9ebc96c3692867875f1091f57aa9ba36e7ec48e560fb649866c51d9c02790eda26ae256100f67f34ad288dd5b4af13591c22c7e