Analysis
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max time kernel
151s -
max time network
93s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
21-02-2023 20:28
Static task
static1
Behavioral task
behavioral1
Sample
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe
Resource
win10v2004-20230220-en
General
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Target
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe
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Size
92KB
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MD5
3797a1dd86bf2e8879d02cfc7c9fa601
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SHA1
3df9dc4e19b52e449708bcddc3939ce662b69674
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SHA256
bd210c5759b815a64b7166aceae471ef622bccdde3b46fc971aa78bcb73f08f1
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SHA512
2970ffaca52a5776187120edb2cb8e6556ee8e052a4efe79c2d7d91a3e83c28a892266b271bfc22c1a9ab043ea9749bf76715453bdbe14167a13d3b54a84c82b
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SSDEEP
1536:mBwl+KXpsqN5vlwWYyhY9S4A6CJyQHFEH1OKZ3StXZsGXxq7y4PX:Qw+asqN5aW/hLoCJy6qV5ZigGhWP
Malware Config
Extracted
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
ronrivest@airmail.cc
roneast@tuta.io
ronivest@tutanota.com
https://tox.chat/download.html
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 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies extensions of user files 1 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exedescription ioc process File opened for modification C:\Users\Admin\Pictures\WaitRename.tiff 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe -
Drops startup file 5 IoCs
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.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 3 IoCs
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C:\Windows\System32\Info.hta = "mshta.exe \"C:\\Windows\\System32\\Info.hta\"" 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.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\"" 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe = "C:\\Windows\\System32\\2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe" 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe -
Drops desktop.ini file(s) 64 IoCs
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exedescription ioc process File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Music\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\Documents\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\Videos\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Application Shortcuts\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\Music\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\System Tools\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files (x86)\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\3D Objects\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn2\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\History\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-4238149048-355649189-894321705-1000\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn1\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Users\Admin\Links\desktop.ini 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe -
Drops file in System32 directory 2 IoCs
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exedescription ioc process File created C:\Windows\System32\2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Windows\System32\Info.hta 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe -
Drops file in Program Files directory 64 IoCs
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exedescription ioc process File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\Assets\FileIcons\FileLogoExtensions.targetsize-20.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewCommentRTL@2x.png.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O16ConsumerPerp_Bypass30-ppd.xrm-ms 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-white_targetsize-96.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Mozilla Firefox\api-ms-win-crt-convert-l1-1-0.dll 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\FetchingMail.scale-400.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\GR8GALRY.GRA.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\reviews\js\nls\da-dk\ui-strings.js 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files\Microsoft Office\root\Templates\1033\Training.potx.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\AppxManifest.xml 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.targetsize-256_altform-lightunplated.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ViewOnly_ZeroGrace-ul-oob.xrm-ms.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTest-ppd.xrm-ms.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\combinepdf\js\nls\pt-br\ui-strings.js.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Windows Defender\ja-JP\OfflineScannerShell.exe.mui 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\fa.pak.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\s_folder-focus_32.svg.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\js\nls\zh-tw\ui-strings.js.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\core_icons.png.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\apple-touch-icon-72x72-precomposed.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\js\nls\ru-ru\ui-strings.js.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\OMICAUTINTL.DLL 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.Windows.Photos_2019.19071.12548.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\PhotosMedTile.scale-100.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\msapp-error.js 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_PrepidBypass-ppd.xrm-ms.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-40_contrast-white.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\Assets\MixedRealityPortalAppList.targetsize-256_altform-lightunplated.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\Workflow.Targets 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files\Mozilla Firefox\gmp-clearkey\0.1\manifest.json.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial1-ppd.xrm-ms 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MEDIA\VOLTAGE.WAV.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\GRPHFLT\MS.GIF.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.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\fr-fr\AppStore_icon.svg 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ccme_base_non_fips.dll 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files\VideoLAN\VLC\plugins\stream_out\libstream_out_description_plugin.dll.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files (x86)\Common Files\System\en-US\wab32res.dll.mui 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-multibyte-l1-1-0.dll 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\misc\libexport_plugin.dll.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsAlarms_10.1906.2182.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\TimerLargeTile.contrast-white_scale-125.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Trust Protection Lists\Mu\Social.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.osgi.services_3.4.0.v20140312-2051.jar.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_BypassTrial180-ul-oob.xrm-ms.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\Assets\contrast-black\MixedRealityPortalAppList.targetsize-60_altform-unplated_contrast-black.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-runtime-l1-1-0.dll.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OFFSYMT.TTF 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\close.png.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\OutRepair.ps1xml 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\lua\liblua_plugin.dll.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\lib\jfluid-server.jar 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-pl.xrm-ms 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-white\SplashScreen.scale-125_contrast-white.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\GenericMailWideTile.scale-125.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\themes\dark\rhp_world_icon_hover.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ur.pak 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Retail-pl.xrm-ms.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\SecondaryTiles\Collections\contrast-white\SmallTile.scale-100_contrast-white.png 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Proof.Culture.msi.16.fr-fr.xml.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\sunec.dll 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\msedge_proxy.exe.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File created C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-attach.xml.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\SPRING\SPRING.INF 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-ul-oob.xrm-ms 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\1033\xlsrvintl.dll.id-A072E67F.[jerd@420blaze.it].jron 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exevssadmin.exepid process 5084 vssadmin.exe 4908 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exepid process 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 4660 vssvc.exe Token: SeRestorePrivilege 4660 vssvc.exe Token: SeAuditPrivilege 4660 vssvc.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.execmd.execmd.exedescription pid process target process PID 5076 wrote to memory of 4260 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe cmd.exe PID 5076 wrote to memory of 4260 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe cmd.exe PID 4260 wrote to memory of 1212 4260 cmd.exe mode.com PID 4260 wrote to memory of 1212 4260 cmd.exe mode.com PID 4260 wrote to memory of 5084 4260 cmd.exe vssadmin.exe PID 4260 wrote to memory of 5084 4260 cmd.exe vssadmin.exe PID 5076 wrote to memory of 5000 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe cmd.exe PID 5076 wrote to memory of 5000 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe cmd.exe PID 5000 wrote to memory of 1320 5000 cmd.exe mode.com PID 5000 wrote to memory of 1320 5000 cmd.exe mode.com PID 5000 wrote to memory of 4908 5000 cmd.exe vssadmin.exe PID 5000 wrote to memory of 4908 5000 cmd.exe vssadmin.exe PID 5076 wrote to memory of 4824 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe mshta.exe PID 5076 wrote to memory of 4824 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe mshta.exe PID 5076 wrote to memory of 4144 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe mshta.exe PID 5076 wrote to memory of 4144 5076 2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe mshta.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe"C:\Users\Admin\AppData\Local\Temp\2023-02-21_3797a1dd86bf2e8879d02cfc7c9fa601_crysis.exe"1⤵
- Modifies extensions of user files
- Checks computer location settings
- 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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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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\mode.commode con cp select=12513⤵
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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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\mode.commode con cp select=12513⤵
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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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⤵
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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⤵
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe.id-A072E67F.[jerd@420blaze.it].jronFilesize
2.9MB
MD5cea3e42ccd0fa2401fb93552f7a48021
SHA12293ace92b33c80d835193a2fabab4382035e2bd
SHA25633129eeb3637fd76055f0d4caf9272e0abd81283f17a33e366bf36e5df126f2d
SHA512a273f78cc9eaae994844bcf093fbcf3a64167c53d205a3afcf0cf542eab97d9bfe280e542beeb1aaa73da3a0c0d8d21218edcf51d1b32d89079b17394fcdab00
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C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.htaFilesize
4KB
MD57a35aa89f99361c0a770c185ce6c9ddc
SHA1644c81130f92e6fb20f99233a661a751d07bcc50
SHA256f55b84ba4984194e8838d35e381576cb33b0b68e8984ac487a0f3485afdc004c
SHA5120df91214a733e988b874c66294bc9ba8e84f5a83660fdde0f3b6998af019aa21ebaeac17a2150245160bf9f03e3f2dc7c86e3ba5fc10976ef14936ea3dc86380
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.htaFilesize
4KB
MD57a35aa89f99361c0a770c185ce6c9ddc
SHA1644c81130f92e6fb20f99233a661a751d07bcc50
SHA256f55b84ba4984194e8838d35e381576cb33b0b68e8984ac487a0f3485afdc004c
SHA5120df91214a733e988b874c66294bc9ba8e84f5a83660fdde0f3b6998af019aa21ebaeac17a2150245160bf9f03e3f2dc7c86e3ba5fc10976ef14936ea3dc86380