Resubmissions
14-05-2023 23:14
230514-28eq7sgb8z 10Analysis
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max time kernel
1194s -
max time network
1200s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
14-04-2024 12:07
Static task
static1
Behavioral task
behavioral1
Sample
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
Resource
win11-20240412-en
General
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Target
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
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Size
1.5MB
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MD5
695a0d416cdccad008acb2369b0165a2
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SHA1
c9002f65273ac587f5753f50cf61911885d92521
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SHA256
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb
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SHA512
e92a53c963f5aacf94cbbda3da097d1f29140459ff552d5659ecca3f6c33aec6063c13ce16d3ff6c0046ee88400c6bc5bf410aa9fbc4513c478c0bc0423de051
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SSDEEP
24576:kcDD3THmsmB7K1k52fzgtv0HqIYG3yC3Q1KbeRho7KWU8RKDyAlAY:bTHmsq72zgtv0HYG37bD7KWU8UhV
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-1-5-21-1739856679-3467441365-73334005-1000\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 behavioral2/memory/3268-1-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-2-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-3-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-4-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-5-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-7-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-11-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-12-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-14-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-15-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-16-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-17-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-18-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-19-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-22-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-23-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-24-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-25-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-26-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-27-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-28-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-29-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-30-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-31-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-32-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-33-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-34-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-35-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-36-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-37-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-38-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-39-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-40-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-41-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-42-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-43-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-44-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-45-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-46-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-47-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-48-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-49-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-50-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-51-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-52-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-53-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-54-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-55-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-56-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-57-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-58-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-59-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-60-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-61-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-62-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-63-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-64-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-65-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-66-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-67-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-68-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-69-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-70-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/3268-71-0x0000000000400000-0x0000000000608000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1739856679-3467441365-73334005-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.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: bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1739856679-3467441365-73334005-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\227ED1F4227ED1F4.bmp" bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\small\is_16x11.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1.10531.0_x64__8wekyb3d8bbwe\Assets\PeopleSplashScreen.scale-200.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\7316_24x24x32.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-20_altform-unplated_contrast-white.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.ZuneMusic_10.16112.11621.0_neutral_resources.scale-125_8wekyb3d8bbwe\Assets\contrast-black\iheart-radio.scale-125_contrast-black.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\5511_24x24x32.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.OneConnect_2.1701.277.0_x64__8wekyb3d8bbwe\Assets\OneConnectAppList.targetsize-96.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteSectionWideTile.scale-150.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Fable\fable_13h.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Buttons\TryAgain\TryAgain-up.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsPowerShell\Modules\Pester\3.4.0\en-US\about_Mocking.help.txt bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1702.301.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.targetsize-64.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Car\LTR\contrast-black\LargeTile.scale-100.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-24_contrast-black.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN044.XML bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\hu_60x42.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\ThemeDownload\button_pause.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.10252.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppPackageAppList.scale-200_contrast-black.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Java\jdk-1.8\legal\javafx\jpeg_fx.md bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial-Times New Roman.xml bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\7656_20x20x32.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_16.511.8780.0_x64__8wekyb3d8bbwe\Assets\PhotosAppList.contrast-black_targetsize-40.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\small\vn_16x11.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.OneConnect_2.1701.277.0_x64__8wekyb3d8bbwe\Assets\OneConnectAppList.targetsize-64.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteNotebookMedTile.scale-400.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\ThemeCreation\Effects\effects_lobby_cherryblossoms.jpg bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\MainPageState2\mainPage_more_themes_bp_920.jpg bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\vk_swiftshader_icd.json bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1702.301.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderSmallTile.scale-100.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1702.301.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.targetsize-80_altform-unplated.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-white\HxCalendarAppList.targetsize-16.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Aquarium\aquarium_13s.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Arkadium.Win10.DailyChallenges\Assets\ribbon.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\mk_60x42.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Arkadium.Win10.StarClub\Assets\collection_base.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\6536_24x24x32.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\ads_win10_728x90.scale-100.jpg bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.16112.11621.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-256_contrast-white.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1612.10312.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-16_altform-unplated.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\Assets\snooze.contrast-white.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-white\OutlookMailSmallTile.scale-125.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.18.56.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherIcons\30x30\200.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Home\RTL\SmallTile.scale-125.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\2708_24x24x32.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\small\yawning.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Arkadium.Win10.Xaml.Toolkit\Assets\XboxControl\Xbox-over.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Arkadium.Win10.DailyChallenges\Assets\PrizeHistory\badges_none.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.10252.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppPackageAppList.targetsize-72_contrast-black.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.16112.11621.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-36_altform-unplated_contrast-white.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1702.301.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderLogoExtensions.targetsize-16.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-white\HxA-Generic-Light.scale-250.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-black\HxMailWideTile.scale-400.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\HxCalendarAppList.scale-150.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\8201_24x24x32.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.contrast-black_targetsize-48.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Mozilla Firefox\browser\VisualElements\VisualElements_70.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Java\jre-1.8\legal\javafx\mesa3d.md bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001B-0409-1000-0000000FF1CE.xml bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\HxA-Exchange.scale-150.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\FolderOrganizationCalloutImage.gif bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_1.4.101.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Classic\mask\1h.png bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\rescache\_merged\2717123927\1590785016.pri explorer.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 2384 vssadmin.exe 3160 vssadmin.exe 2572 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe -
Suspicious use of AdjustPrivilegeToken 13 IoCs
description pid Process Token: SeBackupPrivilege 2428 vssvc.exe Token: SeRestorePrivilege 2428 vssvc.exe Token: SeAuditPrivilege 2428 vssvc.exe Token: SeShutdownPrivilege 3812 explorer.exe Token: SeCreatePagefilePrivilege 3812 explorer.exe Token: SeShutdownPrivilege 3812 explorer.exe Token: SeCreatePagefilePrivilege 3812 explorer.exe Token: SeShutdownPrivilege 3812 explorer.exe Token: SeCreatePagefilePrivilege 3812 explorer.exe Token: SeShutdownPrivilege 3812 explorer.exe Token: SeCreatePagefilePrivilege 3812 explorer.exe Token: SeShutdownPrivilege 3812 explorer.exe Token: SeCreatePagefilePrivilege 3812 explorer.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 3812 explorer.exe 3812 explorer.exe 3812 explorer.exe 3812 explorer.exe -
Suspicious use of SendNotifyMessage 8 IoCs
pid Process 3812 explorer.exe 3812 explorer.exe 3812 explorer.exe 3812 explorer.exe 3812 explorer.exe 3812 explorer.exe 3812 explorer.exe 3812 explorer.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3268 wrote to memory of 2384 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 75 PID 3268 wrote to memory of 2384 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 75 PID 3268 wrote to memory of 3160 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 79 PID 3268 wrote to memory of 3160 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 79 PID 3268 wrote to memory of 2572 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 81 PID 3268 wrote to memory of 2572 3268 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 81 -
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\bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe"C:\Users\Admin\AppData\Local\Temp\bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.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:3268 -
C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:2384
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:3160
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:2572
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2428
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3812
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
103KB
MD573dc6e0d027c8eb50647c01375fc9475
SHA1d5a8017bcaa11048c4ecd959dc4271138e00b4df
SHA2567b5fea94a1dd204c0fdbb1e505aedff61452ffdc9f9ca4634ef58d1ea99c0187
SHA5121a0f6e626ab6949c4107187e1d580fd02c19ffbfe98a7eb6ab04a629eca1f2f98d33dca094db2cf73215fce38540a594ba1641722b55a57edb1c3dc1eaff6109
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Filesize
24B
MD5419a089e66b9e18ada06c459b000cb4d
SHA1ed2108a58ba73ac18c3d2bf0d8c1890c2632b05a
SHA256c48e42e9ab4e25b92c43a7b0416d463b9ff7c69541e4623a39513bc98085f424
SHA512bbd57bea7159748e1b13b3e459e2c8691a46bdc9323afdb9dbf9d8f09511750d46a1d98c717c7adca07d79edc859e925476dd03231507f37f45775c0a79a593c
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Filesize
7KB
MD547a7af53d005ff297d88b1e246ff3d00
SHA11e5510d0ec5f09e681287931495365fdca7b7641
SHA25648b8b4f5f58296edea6409a14e97cb71bd9bcf411016199b404e94c4c66be027
SHA5128565143dd6e2ebbfc4534e2bfa14cb56d50f7a9cd660729b46e7b62f181c6b066d8dbd982a95e90122cb771eec0b5724978f1ec8394fb1ffb1ab6fa17bbffdd5