Analysis
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max time kernel
115s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
04/01/2024, 20:30
Behavioral task
behavioral1
Sample
444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe
Resource
win7-20231215-en
windows7-x64
9 signatures
150 seconds
General
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Target
444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe
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Size
978KB
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MD5
34371c7833c38fa441316f238961d9a2
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SHA1
74e99094f77642ef2d803188121a9c61e73139fe
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SHA256
444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105
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SHA512
aba20341168f6f78cecb302c1544ad617a6dc4d5e081cb3ffbcfe0e67c9a5708ce7e9d264de78eb620c3acea19cf37789f25a48dbb080ed16542ccc4b780386a
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SSDEEP
24576:VoyOrimyU/MAYycTwgadEhiU8BnM4XkEJ:CNyU/LYyQwdU8RkE
Malware Config
Signatures
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Zebrocy Go Variant 5 IoCs
resource yara_rule behavioral2/memory/2744-1-0x0000000000400000-0x00000000007A7000-memory.dmp Zebrocy behavioral2/memory/2744-2-0x0000000000400000-0x00000000007A7000-memory.dmp Zebrocy behavioral2/memory/2744-612-0x0000000000400000-0x00000000007A7000-memory.dmp Zebrocy behavioral2/memory/2744-1990-0x0000000000400000-0x00000000007A7000-memory.dmp Zebrocy behavioral2/memory/2744-3615-0x0000000000400000-0x00000000007A7000-memory.dmp Zebrocy -
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/2744-0-0x0000000000400000-0x00000000007A7000-memory.dmp upx behavioral2/memory/2744-1-0x0000000000400000-0x00000000007A7000-memory.dmp upx behavioral2/memory/2744-2-0x0000000000400000-0x00000000007A7000-memory.dmp upx behavioral2/memory/2744-612-0x0000000000400000-0x00000000007A7000-memory.dmp upx behavioral2/memory/2744-1990-0x0000000000400000-0x00000000007A7000-memory.dmp upx behavioral2/memory/2744-3615-0x0000000000400000-0x00000000007A7000-memory.dmp upx -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks_VP9.winmd 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPCORE.DLL 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\listening.slk 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Services.Store.Engagement_10.0.18101.0_x64__8wekyb3d8bbwe\AppxMetadata\CodeIntegrity.cat 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\ReactAssets\assets\RNApp\app\uwp\images\microsoft-logo-color.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteAppList.targetsize-24.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\Assets\MedTile.scale-200.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\DESIGNER\MSADDNDR.OLB 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.SkypeApp_14.53.77.0_neutral_split.scale-125_kzf8qxf38zg5c\Assets\Images\SkypeAppList.scale-125_contrast-black.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherImages\210x173\46.jpg 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-16.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\Images\PrintAndShare\Glyph_0xe7d3.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-black_targetsize-30.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Lighting\Dark\Silhouette.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\ExtendedSplashScreen.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Logos\Square150x150\PaintMedTile.scale-125.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\LinkedInboxLargeTile.scale-150.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_neutral_split.scale-125_8wekyb3d8bbwe\images\Square44x44Logo.scale-125.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Membership.MeControl\Assets\OfflinePages\Scripts\Me\MeControl\offline\en-US\webviewCore.min.js 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-36_altform-colorize.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarMediumTile.scale-150.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Car\LTR\contrast-white\MedTile.scale-200.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\7-Zip\Lang\ca.txt 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\Office Setup Controller\Office.en-us\BRANDING.DLL 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\NETWORK\THMBNAIL.PNG 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\BadgeLogo.scale-400.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteSectionGroupLargeTile.scale-400.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-black\WideTile.scale-100_contrast-black.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL044.XML 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-256_altform-unplated_contrast-white.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\7734_36x36x32.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteNotebookSmallTile.scale-200.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\ScreenSketchSquare44x44Logo.scale-100_contrast-black.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\ReactAssets\assets\RNApp\app\uwp\images\onboarding\chats_emptystate_v3.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\Assets\contrast-white\MedTile.scale-400_contrast-white.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\CardUIBkg.scale-125.HCBlack.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-Generic-Light.scale-150.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Java\jdk-1.8\legal\jdk\relaxngdatatype.md 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Java\jdk-1.8\lib\tools.jar 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Thumbnails\Sticker_Icon_PigNose.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-black_targetsize-40_altform-unplated.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\NoteToolbox-light.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\office.odf 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.targetsize-40_contrast-black.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.cab.cat 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Java\jre-1.8\lib\hijrah-config-umalqura.properties 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ul-phn.xrm-ms 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Viewpoints\Light\MilitaryRight.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.scale-150_contrast-black.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription-pl.xrm-ms 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-ppd.xrm-ms 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\microsoft.system.package.metadata\resources.1d9d722e.pri 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Trial-ppd.xrm-ms 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Assets\contrast-black\WideTile.scale-200_contrast-black.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntime2019R_PrepidBypass-ul-oob.xrm-ms 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-pl.xrm-ms 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\Square150x150Logo.scale-100.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Transit\contrast-white\SmallTile.scale-200.png 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\AFTRNOON\PREVIEW.GIF 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VCLibs.140.00.UWPDesktop_14.0.27629.0_x64__8wekyb3d8bbwe\AppxManifest.xml 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2744 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe 2744 444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeBackupPrivilege 4388 vssvc.exe Token: SeRestorePrivilege 4388 vssvc.exe Token: SeAuditPrivilege 4388 vssvc.exe -
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\444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe"C:\Users\Admin\AppData\Local\Temp\444b77c224199fbcb8e1241f999ea02b68e5cee7d74f262c160ae45d85cf1105.exe"1⤵
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
PID:2744
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4388