Analysis
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max time kernel
1800s -
max time network
1589s -
platform
windows10-1703_x64 -
resource
win10-20230703-en -
resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system -
submitted
27-07-2023 23:33
Static task
static1
Behavioral task
behavioral1
Sample
4.exe
Resource
win10-20230703-en
General
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Target
4.exe
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Size
232KB
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MD5
e2c05722293b07319cfd5bb1fef74f44
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SHA1
d3f4f66861f8bf6aae657e475bcb8222c77a2770
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SHA256
f909efbae3c83ae64dcd8f57e18be891df6386ca89f3a2f4c40d12ebc1913ef4
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SHA512
92c0a3d6bf1708c82f17c8236c3e23ba66f0c3788fcf5c66553353765f3ba657c1a69a092493a71c4dbeac01e235da2c91f93ce19718f1728ffc1c29e3e64037
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SSDEEP
3072:H7uJ9fTOgaQvkp5jhh22Wq1GaH+qV/Lg0BJhLqiLAMJ:b6Tw5NlEYV/ZnUM
Malware Config
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Extracted
C:\Users\Admin\Desktop\info.hta
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 4 IoCs
Processes:
bcdedit.exebcdedit.exebcdedit.exebcdedit.exepid process 880 bcdedit.exe 3284 bcdedit.exe 2204 bcdedit.exe 4976 bcdedit.exe -
Renames multiple (449) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Processes:
wbadmin.exewbadmin.exepid process 4492 wbadmin.exe 4848 wbadmin.exe -
Modifies Windows Firewall 1 TTPs 2 IoCs
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Drops startup file 3 IoCs
Processes:
4.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini.id[D23D7C43-3483].[[email protected]].8base 4.exe File created \??\c:\users\admin\appdata\roaming\microsoft\windows\start menu\programs\startup\4.exe 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini 4.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
Processes:
4.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\4 = "C:\\Users\\Admin\\AppData\\Local\\4.exe" 4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3229013990-3330391637-2814184332-1000\Software\Microsoft\Windows\CurrentVersion\Run\4 = "C:\\Users\\Admin\\AppData\\Local\\4.exe" 4.exe -
Drops desktop.ini file(s) 64 IoCs
Processes:
4.exedescription ioc process File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini 4.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\Desktop.ini 4.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 4.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 4.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-3229013990-3330391637-2814184332-1000\desktop.ini 4.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 4.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 4.exe File opened for modification C:\Users\Public\Videos\desktop.ini 4.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 4.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini 4.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini 4.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 4.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 4.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\History\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Application Shortcuts\desktop.ini 4.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 4.exe File opened for modification C:\Users\Admin\Links\desktop.ini 4.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini 4.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini 4.exe File opened for modification C:\Users\Public\Music\desktop.ini 4.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu Places\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini 4.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn1\desktop.ini 4.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 4.exe File opened for modification C:\Users\Admin\Music\desktop.ini 4.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini 4.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessibility\Desktop.ini 4.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\desktop.ini 4.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-3229013990-3330391637-2814184332-1000\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\Desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini 4.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini 4.exe File opened for modification C:\Program Files (x86)\desktop.ini 4.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\SendTo\Desktop.ini 4.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini 4.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 4.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\Desktop.ini 4.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 4.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini 4.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 4.exe File opened for modification C:\Users\Public\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini 4.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini 4.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 4.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\desktop.ini 4.exe File opened for modification C:\Program Files\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn\desktop.ini 4.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini 4.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Stationery\Desktop.ini 4.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn2\desktop.ini 4.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini 4.exe -
Drops file in Program Files directory 64 IoCs
Processes:
4.exedescription ioc process File opened for modification C:\Program Files\Java\jdk1.8.0_66\jre\bin\klist.exe 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\SkuInterop.dll 4.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\video_filter\libtransform_plugin.dll 4.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\js\nls\da-dk\ui-strings.js.id[D23D7C43-3483].[[email protected]].8base 4.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\Localized_images\fr-fr\AppStore_icon.svg.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.ui.intro.nl_ja_4.4.0.v20140623020002.jar 4.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-pl.xrm-ms 4.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officestoragehost.dll 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\small\bl_16x11.png 4.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\saext.dll 4.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.scale-100.png 4.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Fonts\private\DUBAI-MEDIUM.TTF 4.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Fonts\private\GADUGI.TTF 4.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\de-DE\FlickLearningWizard.exe.mui 4.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_MAK-pl.xrm-ms.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.3DBuilder_13.0.10349.0_x64__8wekyb3d8bbwe\Assets\Catalog\shape_torus.png 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1.10531.0_x64__8wekyb3d8bbwe\_Resources\0.rsrc 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AlarmsAppList.scale-100.png 4.exe File opened for modification C:\Program Files (x86)\Windows Defender\it-IT\MpEvMsg.dll.mui 4.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-ul-oob.xrm-ms 4.exe File created C:\Program Files\SyncClear.M2V.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\Windows Mail\oeimport.dll 4.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\share.svg 4.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\editpdf\js\nls\eu-es\ui-strings.js.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\Common Files\System\msadc\ja-JP\msaddsr.dll.mui 4.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_OEM_Perp-ul-oob.xrm-ms.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-white\OneNoteSectionGroupLargeTile.scale-200.png 4.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\js\nls\tr-tr\ui-strings.js.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.10252.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\contrast-black\AppPackageStoreLogo.scale-125_contrast-black.png 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-white_targetsize-72.png 4.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\svgCheckboxUnselected.svg.id[D23D7C43-3483].[[email protected]].8base 4.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Infragistics2.Win.UltraWinStatusBar.v8.1.dll.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\requests\vlm.xml 4.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Retail-pl.xrm-ms 4.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-black\OutlookMailMediumTile.scale-100.png 4.exe File created C:\Program Files\Google\Chrome\Application\106.0.5249.119\libEGL.dll.id[D23D7C43-3483].[[email protected]].8base 4.exe File created C:\Program Files\VideoLAN\VLC\plugins\video_filter\libblendbench_plugin.dll.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\ss_60x42.png 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\8201_32x32x32.png 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.10252.0_x64__8wekyb3d8bbwe\Assets\FileIcons\FileLogoExtensions.targetsize-40.png 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_x64__8wekyb3d8bbwe\Assets\Images\PrintAndShare\Glyph_0xe7dc.png 4.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\large_trefoil.png 4.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\win8-scrollbar\arrow-left-pressed.gif.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\activity-badge\js\nls\ja-jp\ui-strings.js 4.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\AppTiles\contrast-black\MapsMedTile.scale-125.png 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-64_altform-colorize.png 4.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Res.dll.id[D23D7C43-3483].[[email protected]].8base 4.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\Download_on_the_App_Store_Badge_pl_135x40.svg.id[D23D7C43-3483].[[email protected]].8base 4.exe File created C:\Program Files\Microsoft Office\root\vfs\Common AppData\Microsoft Help\nslist.hxl.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsAlarms_10.1702.333.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\TimerMedTile.contrast-white_scale-125.png 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.3DBuilder_13.0.10349.0_x64__8wekyb3d8bbwe\Assets\TextureBitmaps\grmarble.jpg 4.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.p2.directorywatcher_1.1.0.v20131211-1531.jar 4.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\config\Modules\org-netbeans-lib-uihandler.xml 4.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_OEM_Perp-ul-oob.xrm-ms 4.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\BIPLAT.DLL 4.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1612.10312.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-24_contrast-white.png 4.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\fr-fr\ui-strings.js.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\js\nls\es-es\ui-strings.js 4.exe File created C:\Program Files\Java\jdk1.8.0_66\bin\jmap.exe.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\codec\libaraw_plugin.dll 4.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-black\RunningLate.scale-80.png 4.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_OEM_Perp-ul-phn.xrm-ms.id[D23D7C43-3483].[[email protected]].8base 4.exe File opened for modification C:\Program Files\Microsoft Office\root\Templates\1033\EssentialResume.dotx 4.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
vds.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\FriendlyName vds.exe -
Interacts with shadow copies 2 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exevssadmin.exepid process 2180 vssadmin.exe 4808 vssadmin.exe -
Modifies registry class 1 IoCs
Processes:
4.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3229013990-3330391637-2814184332-1000_Classes\Local Settings 4.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
4.exepid process 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe 1536 4.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
4.exevssvc.exeWMIC.exewbengine.exeWMIC.exedescription pid process Token: SeDebugPrivilege 1536 4.exe Token: SeBackupPrivilege 3152 vssvc.exe Token: SeRestorePrivilege 3152 vssvc.exe Token: SeAuditPrivilege 3152 vssvc.exe Token: SeIncreaseQuotaPrivilege 3836 WMIC.exe Token: SeSecurityPrivilege 3836 WMIC.exe Token: SeTakeOwnershipPrivilege 3836 WMIC.exe Token: SeLoadDriverPrivilege 3836 WMIC.exe Token: SeSystemProfilePrivilege 3836 WMIC.exe Token: SeSystemtimePrivilege 3836 WMIC.exe Token: SeProfSingleProcessPrivilege 3836 WMIC.exe Token: SeIncBasePriorityPrivilege 3836 WMIC.exe Token: SeCreatePagefilePrivilege 3836 WMIC.exe Token: SeBackupPrivilege 3836 WMIC.exe Token: SeRestorePrivilege 3836 WMIC.exe Token: SeShutdownPrivilege 3836 WMIC.exe Token: SeDebugPrivilege 3836 WMIC.exe Token: SeSystemEnvironmentPrivilege 3836 WMIC.exe Token: SeRemoteShutdownPrivilege 3836 WMIC.exe Token: SeUndockPrivilege 3836 WMIC.exe Token: SeManageVolumePrivilege 3836 WMIC.exe Token: 33 3836 WMIC.exe Token: 34 3836 WMIC.exe Token: 35 3836 WMIC.exe Token: 36 3836 WMIC.exe Token: SeIncreaseQuotaPrivilege 3836 WMIC.exe Token: SeSecurityPrivilege 3836 WMIC.exe Token: SeTakeOwnershipPrivilege 3836 WMIC.exe Token: SeLoadDriverPrivilege 3836 WMIC.exe Token: SeSystemProfilePrivilege 3836 WMIC.exe Token: SeSystemtimePrivilege 3836 WMIC.exe Token: SeProfSingleProcessPrivilege 3836 WMIC.exe Token: SeIncBasePriorityPrivilege 3836 WMIC.exe Token: SeCreatePagefilePrivilege 3836 WMIC.exe Token: SeBackupPrivilege 3836 WMIC.exe Token: SeRestorePrivilege 3836 WMIC.exe Token: SeShutdownPrivilege 3836 WMIC.exe Token: SeDebugPrivilege 3836 WMIC.exe Token: SeSystemEnvironmentPrivilege 3836 WMIC.exe Token: SeRemoteShutdownPrivilege 3836 WMIC.exe Token: SeUndockPrivilege 3836 WMIC.exe Token: SeManageVolumePrivilege 3836 WMIC.exe Token: 33 3836 WMIC.exe Token: 34 3836 WMIC.exe Token: 35 3836 WMIC.exe Token: 36 3836 WMIC.exe Token: SeBackupPrivilege 4244 wbengine.exe Token: SeRestorePrivilege 4244 wbengine.exe Token: SeSecurityPrivilege 4244 wbengine.exe Token: SeIncreaseQuotaPrivilege 4412 WMIC.exe Token: SeSecurityPrivilege 4412 WMIC.exe Token: SeTakeOwnershipPrivilege 4412 WMIC.exe Token: SeLoadDriverPrivilege 4412 WMIC.exe Token: SeSystemProfilePrivilege 4412 WMIC.exe Token: SeSystemtimePrivilege 4412 WMIC.exe Token: SeProfSingleProcessPrivilege 4412 WMIC.exe Token: SeIncBasePriorityPrivilege 4412 WMIC.exe Token: SeCreatePagefilePrivilege 4412 WMIC.exe Token: SeBackupPrivilege 4412 WMIC.exe Token: SeRestorePrivilege 4412 WMIC.exe Token: SeShutdownPrivilege 4412 WMIC.exe Token: SeDebugPrivilege 4412 WMIC.exe Token: SeSystemEnvironmentPrivilege 4412 WMIC.exe Token: SeRemoteShutdownPrivilege 4412 WMIC.exe -
Suspicious use of WriteProcessMemory 42 IoCs
Processes:
4.execmd.execmd.execmd.exedescription pid process target process PID 1536 wrote to memory of 4280 1536 4.exe cmd.exe PID 1536 wrote to memory of 4280 1536 4.exe cmd.exe PID 1536 wrote to memory of 416 1536 4.exe cmd.exe PID 1536 wrote to memory of 416 1536 4.exe cmd.exe PID 4280 wrote to memory of 604 4280 cmd.exe netsh.exe PID 4280 wrote to memory of 604 4280 cmd.exe netsh.exe PID 416 wrote to memory of 2180 416 cmd.exe vssadmin.exe PID 416 wrote to memory of 2180 416 cmd.exe vssadmin.exe PID 416 wrote to memory of 3836 416 cmd.exe WMIC.exe PID 416 wrote to memory of 3836 416 cmd.exe WMIC.exe PID 4280 wrote to memory of 1848 4280 cmd.exe netsh.exe PID 4280 wrote to memory of 1848 4280 cmd.exe netsh.exe PID 416 wrote to memory of 880 416 cmd.exe bcdedit.exe PID 416 wrote to memory of 880 416 cmd.exe bcdedit.exe PID 416 wrote to memory of 3284 416 cmd.exe bcdedit.exe PID 416 wrote to memory of 3284 416 cmd.exe bcdedit.exe PID 416 wrote to memory of 4492 416 cmd.exe wbadmin.exe PID 416 wrote to memory of 4492 416 cmd.exe wbadmin.exe PID 1536 wrote to memory of 2664 1536 4.exe mshta.exe PID 1536 wrote to memory of 2664 1536 4.exe mshta.exe PID 1536 wrote to memory of 2664 1536 4.exe mshta.exe PID 1536 wrote to memory of 4204 1536 4.exe mshta.exe PID 1536 wrote to memory of 4204 1536 4.exe mshta.exe PID 1536 wrote to memory of 4204 1536 4.exe mshta.exe PID 1536 wrote to memory of 4316 1536 4.exe mshta.exe PID 1536 wrote to memory of 4316 1536 4.exe mshta.exe PID 1536 wrote to memory of 4316 1536 4.exe mshta.exe PID 1536 wrote to memory of 2436 1536 4.exe mshta.exe PID 1536 wrote to memory of 2436 1536 4.exe mshta.exe PID 1536 wrote to memory of 2436 1536 4.exe mshta.exe PID 1536 wrote to memory of 3792 1536 4.exe cmd.exe PID 1536 wrote to memory of 3792 1536 4.exe cmd.exe PID 3792 wrote to memory of 4808 3792 cmd.exe vssadmin.exe PID 3792 wrote to memory of 4808 3792 cmd.exe vssadmin.exe PID 3792 wrote to memory of 4412 3792 cmd.exe WMIC.exe PID 3792 wrote to memory of 4412 3792 cmd.exe WMIC.exe PID 3792 wrote to memory of 4976 3792 cmd.exe bcdedit.exe PID 3792 wrote to memory of 4976 3792 cmd.exe bcdedit.exe PID 3792 wrote to memory of 2204 3792 cmd.exe bcdedit.exe PID 3792 wrote to memory of 2204 3792 cmd.exe bcdedit.exe PID 3792 wrote to memory of 4848 3792 cmd.exe wbadmin.exe PID 3792 wrote to memory of 4848 3792 cmd.exe wbadmin.exe -
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\4.exe"C:\Users\Admin\AppData\Local\Temp\4.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\4.exe"C:\Users\Admin\AppData\Local\Temp\4.exe"2⤵
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\netsh.exenetsh advfirewall set currentprofile state off3⤵
- Modifies Windows Firewall
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C:\Windows\system32\netsh.exenetsh firewall set opmode mode=disable3⤵
- Modifies Windows Firewall
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet3⤵
- Deletes backup catalog
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\users\public\desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "F:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet3⤵
- Deletes backup catalog
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R32.dll.id[D23D7C43-3483].[[email protected]].8baseFilesize
2.7MB
MD5e3f7a04d8ca7307e04f2dd5cc30e6924
SHA1c41fc5749f549ef3ac059a2fa044dc27b824567e
SHA256b166d45c3413959561bf0978389b2ed144355c2f69456e4add236047adc642c2
SHA512e6d43e62af12d8a3f8b4438d5ae4707a7a9aee39aae94ec8d9ad18138f76af53906c62ac33457a842604288fc9edd3da898122b9abbfe5e9e0ff5c25f4d8fd4b
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C:\Users\Admin\Desktop\info.htaFilesize
5KB
MD509d39aac73fc156e273dbea27ada38da
SHA1f0e8ace4e63ee18ceb2532fed02cf0943af1aebb
SHA256a3e6511646e092106df2f86ef8c3e965bde866ca2d7eebb6b4d50d7632aeb5b4
SHA512dccdd73582ac2123c3edee8b73157207bfd2bcb97156d5d34e1a57b088a157bf9222709e46c52d1757ace711cff6f94bcc3f3bd295c101ae5add98a15e5bf5b4
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C:\info.htaFilesize
5KB
MD509d39aac73fc156e273dbea27ada38da
SHA1f0e8ace4e63ee18ceb2532fed02cf0943af1aebb
SHA256a3e6511646e092106df2f86ef8c3e965bde866ca2d7eebb6b4d50d7632aeb5b4
SHA512dccdd73582ac2123c3edee8b73157207bfd2bcb97156d5d34e1a57b088a157bf9222709e46c52d1757ace711cff6f94bcc3f3bd295c101ae5add98a15e5bf5b4
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C:\info.htaFilesize
5KB
MD509d39aac73fc156e273dbea27ada38da
SHA1f0e8ace4e63ee18ceb2532fed02cf0943af1aebb
SHA256a3e6511646e092106df2f86ef8c3e965bde866ca2d7eebb6b4d50d7632aeb5b4
SHA512dccdd73582ac2123c3edee8b73157207bfd2bcb97156d5d34e1a57b088a157bf9222709e46c52d1757ace711cff6f94bcc3f3bd295c101ae5add98a15e5bf5b4
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C:\users\public\desktop\info.htaFilesize
5KB
MD509d39aac73fc156e273dbea27ada38da
SHA1f0e8ace4e63ee18ceb2532fed02cf0943af1aebb
SHA256a3e6511646e092106df2f86ef8c3e965bde866ca2d7eebb6b4d50d7632aeb5b4
SHA512dccdd73582ac2123c3edee8b73157207bfd2bcb97156d5d34e1a57b088a157bf9222709e46c52d1757ace711cff6f94bcc3f3bd295c101ae5add98a15e5bf5b4
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F:\info.htaFilesize
5KB
MD509d39aac73fc156e273dbea27ada38da
SHA1f0e8ace4e63ee18ceb2532fed02cf0943af1aebb
SHA256a3e6511646e092106df2f86ef8c3e965bde866ca2d7eebb6b4d50d7632aeb5b4
SHA512dccdd73582ac2123c3edee8b73157207bfd2bcb97156d5d34e1a57b088a157bf9222709e46c52d1757ace711cff6f94bcc3f3bd295c101ae5add98a15e5bf5b4
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memory/1536-785-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/1536-677-0x0000000002CB0000-0x0000000002DB0000-memory.dmpFilesize
1024KB
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memory/1536-121-0x0000000002CB0000-0x0000000002DB0000-memory.dmpFilesize
1024KB
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memory/1536-1788-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/1536-12209-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/1536-2264-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/1536-4551-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/1536-5667-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/1536-8009-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/1536-123-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/1536-122-0x0000000002BB0000-0x0000000002BBF000-memory.dmpFilesize
60KB
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memory/4036-126-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/4036-1885-0x0000000000400000-0x0000000002B46000-memory.dmpFilesize
39.3MB
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memory/4036-125-0x0000000002CA0000-0x0000000002DA0000-memory.dmpFilesize
1024KB
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memory/4036-127-0x0000000002C90000-0x0000000002C9F000-memory.dmpFilesize
60KB