Analysis
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max time kernel
1800s -
max time network
1608s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
13-10-2024 00:09
Static task
static1
Behavioral task
behavioral1
Sample
Nebula_Quest.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Nebula_Quest.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
Nebula_Quest.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral4
Sample
Nebula_Quest.exe
Resource
win11-20241007-en
General
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Target
Nebula_Quest.exe
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Size
1.0MB
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MD5
055d1462f66a350d9886542d4d79bc2b
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SHA1
f1086d2f667d807dbb1aa362a7a809ea119f2565
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SHA256
dddf7894b2e6aafa1903384759d68455c3a4a8348a7e2da3bd272555eba9bec0
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SHA512
2c5e570226252bdb2104c90d5b75f11493af8ed1be8cb0fd14e3f324311a82138753064731b80ce8e8b120b3fe7009b21a50e9f4583d534080e28ab84b83fee1
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SSDEEP
24576:FRYz/ERA0eMuWfHvgPw/83JI8CorP9qY0:FE/yADMuYvgP93JIc2
Malware Config
Extracted
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
Signatures
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Dharma
Dharma is a ransomware that uses security software installation to hide malicious activities.
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (443) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
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Drops startup file 5 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta Nebula_Quest.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Nebula_Quest.exe Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini Nebula_Quest.exe -
Reads user/profile data of web browsers 3 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 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Nebula_Quest.exe = "C:\\Windows\\System32\\Nebula_Quest.exe" Nebula_Quest.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C:\Windows\System32\Info.hta = "mshta.exe \"C:\\Windows\\System32\\Info.hta\"" Nebula_Quest.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C:\Users\Admin\AppData\Roaming\Info.hta = "mshta.exe \"C:\\Users\\Admin\\AppData\\Roaming\\Info.hta\"" Nebula_Quest.exe -
Drops desktop.ini file(s) 64 IoCs
description ioc Process File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini Nebula_Quest.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Stationery\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Links\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\Libraries\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini Nebula_Quest.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-160447019-1232603106-4168707212-1000\desktop.ini Nebula_Quest.exe File opened for modification C:\Program Files\desktop.ini Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\desktop.ini Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Documents\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\Pictures\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\Desktop\desktop.ini Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu Places\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Application Shortcuts\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Videos\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\Videos\desktop.ini Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\Searches\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn2\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\Desktop.ini Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\Music\desktop.ini Nebula_Quest.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini Nebula_Quest.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-160447019-1232603106-4168707212-1000\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\Documents\desktop.ini Nebula_Quest.exe File opened for modification C:\Users\Public\Downloads\desktop.ini Nebula_Quest.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\System32\Nebula_Quest.exe Nebula_Quest.exe File created C:\Windows\System32\Info.hta Nebula_Quest.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Grace-ul-oob.xrm-ms.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files\Microsoft Office\root\vreg\word.x-none.msi.16.x-none.vreg.dat.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.10252.0_x64__8wekyb3d8bbwe\Assets\AppPackageWideTile.scale-200.png Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Car\RTL\LargeTile.scale-125.png Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\s_nothumbnail_34.svg Nebula_Quest.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libcompressor_plugin.dll.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.18.56.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherImages\210x173\2.jpg Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\649_32x32x32.png Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\js\nls\ro-ro\ui-strings.js Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\lets-get-started.png.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\models\en-US.PostalAddress.ot Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroApp\ENU\Review_RHP.aapp.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\vi.pak.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019MSDNR_Retail-ul-oob.xrm-ms.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\vg_60x42.png Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_25.25.13009.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubWideTile.scale-100_contrast-white.png Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\editpdf\js\nls\nb-no\ui-strings.js.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTest-pl.xrm-ms.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Assets\Audio\Skype_Call_Answer.m4a Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\nb-no\ui-strings.js.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\LAYERS\LAYERS.ELM.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\SATIN\SATIN.ELM.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\error-icon.png.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\Templates\1033\BillingStatement.xltx.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_neutral_split.scale-200_8wekyb3d8bbwe\Assets\GetStartedLargeTile.scale-200_contrast-white.png Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\sfodbc.did.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\editpdf\js\nls\zh-cn\ui-strings.js.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.14.2002.0_x64__8wekyb3d8bbwe\AppxSignature.p7x Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\fr\ReachFramework.resources.dll Nebula_Quest.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.scale-80.png.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN110.XML.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Thumbnails\Sticker_Icon_ReptileEye.png Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\Localized_images\da-dk\PlayStore_icon.svg.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_25.25.13009.0_x64__8wekyb3d8bbwe\Assets\GamesXboxHubLargeTile.scale-100_contrast-white.png Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\tools\@1x\themes\dark\[email protected] Nebula_Quest.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\api-ms-win-core-file-l2-1-0.dll.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightDemiBold.ttf.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\vccorlib140.dll Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ppd.xrm-ms Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\ui-strings.js.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\fre\StartMenu_Win8.mp4.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files\Microsoft Office\root\vreg\onenote.x-none.msi.16.x-none.vreg.dat.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\s_move_18.svg.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\GRPHFLT\JPEGIM32.FLT.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\js\nls\ca-es\ui-strings.js.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1612.10312.0_neutral_split.scale-100_8wekyb3d8bbwe\resources.pri Nebula_Quest.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-sysinfo-l1-1-0.dll.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Arkadium.Win10.DailyChallenges\Assets\PrizeHistory\awards_silver.png Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteAppList.targetsize-80_altform-unplated.png Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1702.301.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-black_targetsize-20_altform-unplated.png Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\next-arrow-hover.svg.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\MSASignIn.dll Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\en-us\msointlimm.dll Nebula_Quest.exe File opened for modification C:\Program Files\Java\jre-1.8\legal\jdk\colorimaging.md Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Calibri-Cambria.xml.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\HowToPlay\DailyChallenges\tile5_diamond.png Nebula_Quest.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Place\LTR\contrast-white\MedTile.scale-100.png Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\Localized_images\tr-tr\PlayStore_icon.svg.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins3d\prc\MyriadCAD.otf.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\A12_Spinner_2x.gif Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\organize.svg.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\en-gb\ui-strings.js.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\ob-preview\js\nls\eu-es\ui-strings.js.id-EAD349FB.[[email protected]].ncov Nebula_Quest.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\dbghelp.dll Nebula_Quest.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Nebula_Quest.exe -
Interacts with shadow copies 3 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 4016 vssadmin.exe 9964 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe 2872 Nebula_Quest.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeBackupPrivilege 4020 vssvc.exe Token: SeRestorePrivilege 4020 vssvc.exe Token: SeAuditPrivilege 4020 vssvc.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2872 wrote to memory of 3620 2872 Nebula_Quest.exe 73 PID 2872 wrote to memory of 3620 2872 Nebula_Quest.exe 73 PID 3620 wrote to memory of 31400 3620 cmd.exe 75 PID 3620 wrote to memory of 31400 3620 cmd.exe 75 PID 3620 wrote to memory of 4016 3620 cmd.exe 76 PID 3620 wrote to memory of 4016 3620 cmd.exe 76 PID 2872 wrote to memory of 6268 2872 Nebula_Quest.exe 80 PID 2872 wrote to memory of 6268 2872 Nebula_Quest.exe 80 PID 6268 wrote to memory of 9868 6268 cmd.exe 82 PID 6268 wrote to memory of 9868 6268 cmd.exe 82 PID 2872 wrote to memory of 9896 2872 Nebula_Quest.exe 83 PID 2872 wrote to memory of 9896 2872 Nebula_Quest.exe 83 PID 2872 wrote to memory of 9932 2872 Nebula_Quest.exe 84 PID 2872 wrote to memory of 9932 2872 Nebula_Quest.exe 84 PID 6268 wrote to memory of 9964 6268 cmd.exe 85 PID 6268 wrote to memory of 9964 6268 cmd.exe 85 -
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\Nebula_Quest.exe"C:\Users\Admin\AppData\Local\Temp\Nebula_Quest.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3620 -
C:\Windows\system32\mode.commode con cp select=12513⤵PID:31400
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:4016
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:6268 -
C:\Windows\system32\mode.commode con cp select=12513⤵PID:9868
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:9964
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C:\Windows\System32\mshta.exe"C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"2⤵PID:9896
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C:\Windows\System32\mshta.exe"C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"2⤵PID:9932
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4020
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
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C:\Program Files\Common Files\microsoft shared\ClickToRun\AppvIsvSubsystems32.dll.id-EAD349FB.[[email protected]].ncov
Filesize2.7MB
MD5ac115ad5e9d67e78efe4cb111407e3aa
SHA1082ecb7f18800a1c910524ff5e7f6af05d8991ea
SHA256c3cd67321642122d136f7367b6cdc9d18592cedbce1d08b581d51ca77ea8c7a8
SHA5122dfdd5232ea7ad6b0cb647a762e3b088e7e947843faac036866959472948e51eb3d3ece55cc78887641ca500cee709c7d5d28065a86ab7a4c4a178c953c6da8d
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Filesize
13KB
MD518de436676d529ecdcf50c34a286c1ef
SHA153ff5400689edf2c1dafca15a83df6b99fbe18e9
SHA256e950c7de5bc134cf61c0823719e3d158928a080212adf3cf8f5b529b5f025eeb
SHA51233adc1d2411d7b95d3a91397f7e2146b080398a44d6e3679efcb7b55507a329f7cdd700e84c8d6758574b7581838b283142664809ba5319622621e03cc2cda10