Analysis
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max time kernel
151s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-20240319-en -
resource tags
arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system -
submitted
08-04-2024 14:48
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe
Resource
win10v2004-20240319-en
General
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Target
2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe
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Size
56KB
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MD5
a47951dfeddc650b43abe3a02502afc9
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SHA1
81418d88cb2dbbea442dd0b588b3f373e15ae949
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SHA256
5f2ad6172b35b5fcc40460af64e7c97ac5ee6726ddb8e7178fc5a6258c1e3a61
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SHA512
1c89e6b3a4dbda370da2dfd2abf587e0c00c9394a82b9353a7f7c8f64d31e490cce603840d2a8dc6c5556566e8f2778a7644d1d2874ef209289265a9ec0a0a54
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SSDEEP
1536:/NeRBl5PT/rx1mzwRMSTdLpJ6Z2tIDGKbC:/QRrmzwR5J7ISM
Malware Config
Signatures
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Phobos
Phobos ransomware appeared at the beginning of 2019.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
pid Process 3820 bcdedit.exe 4276 bcdedit.exe -
Renames multiple (394) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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pid Process 792 wbadmin.exe -
Modifies Windows Firewall 2 TTPs 2 IoCs
pid Process 1532 netsh.exe 1988 netsh.exe -
Drops startup file 1 IoCs
description ioc Process File created \??\c:\users\admin\appdata\roaming\microsoft\windows\start menu\programs\startup\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.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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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos = "C:\\Users\\Admin\\AppData\\Local\\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe" 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos = "C:\\Users\\Admin\\AppData\\Local\\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe" 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe -
Drops desktop.ini file(s) 4 IoCs
description ioc Process File opened for modification F:\$RECYCLE.BIN\S-1-5-21-817259280-2658881748-983986378-1000\desktop.ini 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-817259280-2658881748-983986378-1000\desktop.ini 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\desktop.ini 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\AriaWrapper.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\msapp-error.js 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxMailMediumTile.scale-200.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\s_filter-focus_32.svg.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\Microsoft.VisualBasic.Forms.resources.dll.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\1033\DSMESSAGES.XML.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.VisualElementsManifest.xml 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.targetsize-48_contrast-black.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Wide310x150Logo.scale-400.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\s_nextarrow_default.svg 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Microsoft Office\root\fre\StartMenu_Win8_RTL.mp4.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-stdio-l1-1-0.dll.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-ul-oob.xrm-ms.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\VideoLAN\VLC\plugins\control\libdummy_plugin.dll.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\images\OneNotePageMedTile.scale-100.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationCore.resources.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-ul-oob.xrm-ms.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_2019.716.2313.0_neutral_~_8wekyb3d8bbwe\AppxSignature.p7x 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ul-phn.xrm-ms.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-20_altform-lightunplated.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Windows Photo Viewer\it-IT\PhotoViewer.dll.mui 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.XboxApp_48.49.31001.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxSignature.p7x 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\Assets\Images\IncomingCallBrandingImage.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-white\BadgeLogo.scale-400_contrast-white.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\GenericMailWideTile.scale-150.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\uk-UA\TabTip.exe.mui 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_MAK-pl.xrm-ms 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-32_altform-unplated_contrast-white.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul-oob.xrm-ms 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.targetsize-40_altform-unplated.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\System.Core.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\System.Windows.Forms.Primitives.resources.dll.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL083.XML.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\Square150x150Logo.scale-100.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\NoteToolbox-dark.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\EmptyView.scale-200.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubLargeTile.scale-100_contrast-high.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-black\SmallLogo.scale-100_contrast-black.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\System.Windows.Input.Manipulations.resources.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\VideoLAN\VLC\plugins\stream_out\libstream_out_smem_plugin.dll.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsFeedbackHub_1.1907.3152.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\InsiderHubLargeTile.scale-125.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherIcons\30x30\203.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppPackageSmallTile.scale-100_contrast-white.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\Assets\EnsoUI\id_arrow.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxMailAppList.scale-200.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_KMS_ClientC2R-ul.xrm-ms.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\ucrtbase.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_2020.1906.55.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\Assets\WindowsIcons\WindowsCameraAppList.targetsize-256_altform-unplated.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\LinkedInboxWideTile.scale-200.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\control\libhotkeys_plugin.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\ReactAssets\assets\RNApp\app\uwp\images\tab_mru_darktheme.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\VideoLAN\VLC\plugins\video_chroma\libi422_i420_plugin.dll.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsFeedbackHub_1.1907.3152.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\Retail\NinjaCatOnDragon.scale-125.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-black\AppIcon.targetsize-80_altform-unplated_contrast-black.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-pl.xrm-ms 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\spu\librss_plugin.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Java\jre-1.8\legal\jdk\jopt-simple.md.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\api-ms-win-crt-heap-l1-1-0.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\codec\libschroedinger_plugin.dll 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\eml.scale-48.png 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\de-DE\InkObj.dll.mui 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe File created C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\SmallLogo.png.id[D454CF83-2978].[[email protected]].faust 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe -
Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_QEMU&PROD_HARDDISK\4&215468A5&0&000000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_QEMU&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName vds.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2864 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe Token: SeBackupPrivilege 4200 vssvc.exe Token: SeRestorePrivilege 4200 vssvc.exe Token: SeAuditPrivilege 4200 vssvc.exe Token: SeIncreaseQuotaPrivilege 1504 WMIC.exe Token: SeSecurityPrivilege 1504 WMIC.exe Token: SeTakeOwnershipPrivilege 1504 WMIC.exe Token: SeLoadDriverPrivilege 1504 WMIC.exe Token: SeSystemProfilePrivilege 1504 WMIC.exe Token: SeSystemtimePrivilege 1504 WMIC.exe Token: SeProfSingleProcessPrivilege 1504 WMIC.exe Token: SeIncBasePriorityPrivilege 1504 WMIC.exe Token: SeCreatePagefilePrivilege 1504 WMIC.exe Token: SeBackupPrivilege 1504 WMIC.exe Token: SeRestorePrivilege 1504 WMIC.exe Token: SeShutdownPrivilege 1504 WMIC.exe Token: SeDebugPrivilege 1504 WMIC.exe Token: SeSystemEnvironmentPrivilege 1504 WMIC.exe Token: SeRemoteShutdownPrivilege 1504 WMIC.exe Token: SeUndockPrivilege 1504 WMIC.exe Token: SeManageVolumePrivilege 1504 WMIC.exe Token: 33 1504 WMIC.exe Token: 34 1504 WMIC.exe Token: 35 1504 WMIC.exe Token: 36 1504 WMIC.exe Token: SeIncreaseQuotaPrivilege 1504 WMIC.exe Token: SeSecurityPrivilege 1504 WMIC.exe Token: SeTakeOwnershipPrivilege 1504 WMIC.exe Token: SeLoadDriverPrivilege 1504 WMIC.exe Token: SeSystemProfilePrivilege 1504 WMIC.exe Token: SeSystemtimePrivilege 1504 WMIC.exe Token: SeProfSingleProcessPrivilege 1504 WMIC.exe Token: SeIncBasePriorityPrivilege 1504 WMIC.exe Token: SeCreatePagefilePrivilege 1504 WMIC.exe Token: SeBackupPrivilege 1504 WMIC.exe Token: SeRestorePrivilege 1504 WMIC.exe Token: SeShutdownPrivilege 1504 WMIC.exe Token: SeDebugPrivilege 1504 WMIC.exe Token: SeSystemEnvironmentPrivilege 1504 WMIC.exe Token: SeRemoteShutdownPrivilege 1504 WMIC.exe Token: SeUndockPrivilege 1504 WMIC.exe Token: SeManageVolumePrivilege 1504 WMIC.exe Token: 33 1504 WMIC.exe Token: 34 1504 WMIC.exe Token: 35 1504 WMIC.exe Token: 36 1504 WMIC.exe Token: SeBackupPrivilege 3436 wbengine.exe Token: SeRestorePrivilege 3436 wbengine.exe Token: SeSecurityPrivilege 3436 wbengine.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1764 wrote to memory of 928 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 103 PID 1764 wrote to memory of 928 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 103 PID 1764 wrote to memory of 2872 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 104 PID 1764 wrote to memory of 2872 1764 2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe 104 PID 928 wrote to memory of 2864 928 cmd.exe 107 PID 928 wrote to memory of 2864 928 cmd.exe 107 PID 2872 wrote to memory of 1532 2872 cmd.exe 108 PID 2872 wrote to memory of 1532 2872 cmd.exe 108 PID 2872 wrote to memory of 1988 2872 cmd.exe 111 PID 2872 wrote to memory of 1988 2872 cmd.exe 111 PID 928 wrote to memory of 1504 928 cmd.exe 112 PID 928 wrote to memory of 1504 928 cmd.exe 112 PID 928 wrote to memory of 3820 928 cmd.exe 115 PID 928 wrote to memory of 3820 928 cmd.exe 115 PID 928 wrote to memory of 4276 928 cmd.exe 116 PID 928 wrote to memory of 4276 928 cmd.exe 116 PID 928 wrote to memory of 792 928 cmd.exe 117 PID 928 wrote to memory of 792 928 cmd.exe 117 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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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\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1764 -
C:\Users\Admin\AppData\Local\Temp\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-08_a47951dfeddc650b43abe3a02502afc9_phobos.exe"2⤵PID:4200
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:928 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:2864
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1504
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
PID:3820
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
PID:4276
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet3⤵
- Deletes backup catalog
PID:792
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\system32\netsh.exenetsh advfirewall set currentprofile state off3⤵
- Modifies Windows Firewall
PID:1532
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C:\Windows\system32\netsh.exenetsh firewall set opmode mode=disable3⤵
- Modifies Windows Firewall
PID:1988
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4200
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:1904
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
PID:4472
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4572 --field-trial-handle=2320,i,3025503729105798828,9325691672526736153,262144 --variations-seed-version /prefetch:81⤵PID:2524
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
3File Deletion
3Modify Registry
1Replay Monitor
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Downloads
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\file_types\themes\dark\selection-actions.png
Filesize1KB
MD5eedd2d13e3671d589714446755b78b38
SHA12fdd23507187a259f5a7edb01611a37b6b09f4da
SHA256467082e15a8ddefd51088e12a6189f9923dadfdf363ac1b0448ec43dc483cb3d
SHA512ef47a62ce6ffb0c5b34b2c6d72f5874dbad4109b98aaa21f56b8b2d83471f5ebf983f6dfd889399abe4fead6296cf2ca3f409a4aa4badad8cc3c48f688323837
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\remove.svg
Filesize1KB
MD5b651e9101be833e87337050028831efd
SHA1ee594ba38a6324369ffc7b4dc89407d3436e34d9
SHA2564717e5fb82c0ee85a7c97d022f410990a62efa2492070e42385cfeab67afd619
SHA5123552858c2a688c95a76c0bb8a6a76b119b744b2e8ae7e7f30135ccd8a145318762faa52c1783a639fb179056317caeaed20c15f211db1d45bc957bc3ce591aef
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C:\Program Files\7-Zip\7z.dll.id[D454CF83-2978].[[email protected]].faust
Filesize2.5MB
MD51edafd533e239f008a8295682fce2fe7
SHA1d52b5f4e686a64e776e3b9d5f5798e3e7359df31
SHA25665a01109f848ce0d7cbd95216004941182a5245ca116a5c562d1216ae8ac8c08
SHA512a410599a2e9516f6425462a7444be1cb432665dc92fcf3d1037df1121d49974f056d8d8de60259c52ef3821796d1ab35ef51802b9a711a693b6ab4ddad85a80f
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Filesize
2KB
MD5ddc4cb14453391bcb5f4d645b2916a6c
SHA1c4738d174c90c285e17bf51a9218256f45f96ea7
SHA2560c19ba9eeecab3cbbdf38da08c3fa0266f10ce8166e056715931efc543335eeb
SHA51234a32b92ffb2945608439653b5ecacba49fd3312ba5487ba14796c75b07655f0d8f735453dac117d46d204d3f810126f8a189f82c015fa8bb6ea37d9b8e0e30f
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Filesize
190B
MD5c5b7a97bda04c48435a145f2d1f9bb42
SHA1bd94219a79987af3e4d4ce45b07edc2230aaf655
SHA25607ec9bf950252d0254d4d778698c2e4173f36dbc3f57f51f34d1b85a07c2eab0
SHA5127eb1a26cf8ef725ba6d1934ca4802f70cc22539017334c1d7a6873afeea6236bcd643b52630f7fa9d8a9e692f718ba42cc704ed5f8df17757028be63c3efad80
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Filesize
153B
MD5d13b5ffdeb538f15ee1d30f2788601d5
SHA18dc4da8e4efca07472b08b618bc059dcbfd03efa
SHA256f1663cceeb67ba35c5a5cbf58b56050ddbe5ec5680ea9e55837b57524f29b876
SHA51258e6b66d1e6a9858e3b2ff1c90333d804d80a98dad358bb666b0332013c0c0c7444d9cb7297eff3aeee7de66d01b3b180629f1b5258af19165abd5e013574b46
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Filesize
744B
MD5809457c05fe696f5d34ac5ac8768cdd4
SHA1a2c3e4966415100c7d24f7f3dc7e27d2a60d20c9
SHA2561b66520d471367f736d50c070a2e2bba8ad88ac58743394a764b888e9cb6f6be
SHA512cf38e01d3e174ff4b8070fb88ead7e787143ce7cf60b91365fafd01cacc1420337654083a14dfb2caa900141a578717f5d24fa3cadd17c1a992d09280fd8dc44
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Filesize
114B
MD5301657e2669b4c76979a15f801cc2adf
SHA1f7430efc590e79b847ab97b6e429cd07ef886726
SHA256802bbf1167e97e336bc7e1d1574466db744c7021efe0f0ff01ff7e352c44f56b
SHA512e94480d20b6665599c4ed1bc3fc6949c9be332fd91a14cef14b3e263ab1000666e706b51869bc93b4f479bb6389351674e707e79562020510c1b6dfe4b90cc51
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Filesize
113B
MD5b9205d5c0a413e022f6c36d4bdfa0750
SHA1f16acd929b52b77b7dad02dbceff25992f4ba95e
SHA256951b1c95584b91fd8776e1d26b25d745ad5d508f6337686b9f7131d7c2f7096a
SHA5120e67910bcf0f9ccde5464c63b9c850a12a759227d16b040d98986d54253f9f34322318e56b8feb86c5fb2270ed87f31252f7f68493ee759743909bd75e4bb544
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Filesize
1KB
MD53be680b6a8edfdeed37bf5068a37dccd
SHA175bc261fc558634731e683e431e4a31c5b463107
SHA2561777e4f7955cb5900c97d92081efc4b11704ee3b265717a7d7152972b49a36c4
SHA512a3c8a91689105a14c49b020826944d32540353c56fb9e9a011639ff5107d25e1d3466f0fc487ef953c6bbf0c006abc5204e3a8f0093e1c633013a547f8ecab21
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Filesize
24B
MD51681ffc6e046c7af98c9e6c232a3fe0a
SHA1d3399b7262fb56cb9ed053d68db9291c410839c4
SHA2569d908ecfb6b256def8b49a7c504e6c889c4b0e41fe6ce3e01863dd7b61a20aa0
SHA51211bb994b5d2eab48b18667c7d8943e82c9011cb1d974304b8f2b6247a7e6b7f55ca2f7c62893644c3728d17dafd74ae3ba46271cf6287bb9e751c779a26fefc5