Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
30-05-2023 10:43
Static task
static1
Behavioral task
behavioral1
Sample
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe
Resource
win10v2004-20230220-en
General
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Target
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe
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Size
92KB
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MD5
7821b1f09ffbf4810840b2f1b326ec77
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SHA1
79dfb55c1413f5bd48a8783f8eabcea7981078a5
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SHA256
84b3135339c05c2271fff9c90d0d3845c84b4fde8defe62aa8a73d8616b24f8f
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SHA512
00f47a82af272923a13185a90c3247cf4fc17e04f79b06e05f2e9b54287ccf9a464c724946eb28ca351861399dc2e2154f67d3db982db3a5cb16c90087800a77
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SSDEEP
1536:mBwl+KXpsqN5vlwWYyhY9S4AvhQFlcykQLaR4zs4+a6qgHR:Qw+asqN5aW/hLJrxxdHR
Malware Config
Extracted
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
xcorp@decoymail.mx
whisper@mailfence.com
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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Renames multiple (471) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe -
Drops startup file 5 IoCs
Processes:
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_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:
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe = "C:\\Windows\\System32\\2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe" 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C:\Windows\System32\Info.hta = "mshta.exe \"C:\\Windows\\System32\\Info.hta\"" 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_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\"" 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe -
Drops desktop.ini file(s) 64 IoCs
Processes:
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn1\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\Music\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\History\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Music\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\3D Objects\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\System Tools\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Links\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-1529757233-3489015626-3409890339-1000\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Application Shortcuts\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\Videos\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn2\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\Documents\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe -
Drops file in System32 directory 2 IoCs
Processes:
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exedescription ioc process File created C:\Windows\System32\2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Windows\System32\Info.hta 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe -
Drops file in Program Files directory 64 IoCs
Processes:
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exedescription ioc process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\editpdf\images\rhp_world_icon_hover.png.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_K_COL.HXK.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\s_forward_18.svg.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-black_scale-180.png.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-80_contrast-white.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Assets\JumpListNotesList.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\Assets\WindowsIcons\WindowsCameraAppList.targetsize-48_altform-unplated.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\reviews\js\nls\ca-es\ui-strings.js.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\OpenSSL64.DllA\zlibwapi.dll.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\pl-pl\ui-strings.js.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sv.pak 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-ppd.xrm-ms.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.YourPhone_0.19051.7.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxManifest.xml 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp6-ul-oob.xrm-ms.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-white\MapsAppList.targetsize-96_altform-lightunplated.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\images\bg_patterns_header.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\fr-ma\ui-strings.js 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\jre\lib\ext\dnsns.jar 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\SearchEmail.png.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\s_sortedby_hover_18.svg.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\walk-through\js\nls\en-gb\ui-strings.js 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\SONORA\SONORA.ELM 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.173.45\msedgeupdateres_lb.dll.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxA-Advanced-Dark.scale-300.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\js\nls\es-es\ui-strings.js.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PROOF\MSSP7EN.dub.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\VisualElements\LogoDev.png.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\api-ms-win-crt-string-l1-1-0.dll.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\resources.pri 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.e4.ui.model.workbench.nl_ja_4.4.0.v20140623020002.jar 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-256_contrast-white.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\faf_field_grabber.png.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\Assets\contrast-white\AppList.targetsize-48_altform-unplated_contrast-white.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\uss-search\css\main-selector.css.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Locales\es.pak.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Trust Protection Lists\Sigma\Entities.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Sticker_SadMouth.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\microsoft.system.package.metadata\resources.f964b1d8.pri 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Assets\AppTiles\WeatherIcons\30x30\27.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\Assets\contrast-black\AppList.targetsize-40_altform-unplated_contrast-black.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxMailAppList.targetsize-40_altform-unplated.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderAppList.contrast-white_targetsize-36_altform-unplated.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroApp\ENU\MoreTools.aapp 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-white_scale-140.png.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_SubTrial-ul-oob.xrm-ms.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp-ul-phn.xrm-ms 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\desktop-connector-files\js\nls\de-de\ui-strings.js 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\or\LC_MESSAGES\vlc.mo.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\es\System.Data.Services.Client.resources.dll 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-96_contrast-black.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\s_share_18.svg.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsCamera_2018.826.98.0_neutral_split.scale-200_8wekyb3d8bbwe\AppxSignature.p7x 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\config\ModuleAutoDeps\org-netbeans-modules-options-api.xml.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Java\jdk1.8.0_66\jre\bin\dcpr.dll.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN044.XML 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Mozilla Firefox\gmp-clearkey\0.1\clearkey.dll.sig.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\VideoLAN\VLC\plugins\codec\liba52_plugin.dll.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-140.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\modules\org-netbeans-modules-queries.jar.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewComment.White.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-bg_diagonals-thick_18_b81900_40x40.png.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Assets\Store\AppIcon.scale-200.png 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-ppd.xrm-ms.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe File created C:\Program Files\VideoLAN\VLC\plugins\codec\libvorbis_plugin.dll.id-A8B75F4C.[xcorp@decoymail.mx].xCor 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 4604 vssadmin.exe 5816 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exepid process 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 2708 vssvc.exe Token: SeRestorePrivilege 2708 vssvc.exe Token: SeAuditPrivilege 2708 vssvc.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.execmd.execmd.exedescription pid process target process PID 1836 wrote to memory of 1128 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe cmd.exe PID 1836 wrote to memory of 1128 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe cmd.exe PID 1128 wrote to memory of 4456 1128 cmd.exe mode.com PID 1128 wrote to memory of 4456 1128 cmd.exe mode.com PID 1128 wrote to memory of 4604 1128 cmd.exe vssadmin.exe PID 1128 wrote to memory of 4604 1128 cmd.exe vssadmin.exe PID 1836 wrote to memory of 5512 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe cmd.exe PID 1836 wrote to memory of 5512 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe cmd.exe PID 5512 wrote to memory of 2300 5512 cmd.exe mode.com PID 5512 wrote to memory of 2300 5512 cmd.exe mode.com PID 5512 wrote to memory of 5816 5512 cmd.exe vssadmin.exe PID 5512 wrote to memory of 5816 5512 cmd.exe vssadmin.exe PID 1836 wrote to memory of 6620 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe mshta.exe PID 1836 wrote to memory of 6620 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe mshta.exe PID 1836 wrote to memory of 4632 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe mshta.exe PID 1836 wrote to memory of 4632 1836 2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_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\2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe"C:\Users\Admin\AppData\Local\Temp\2023-05-29_7821b1f09ffbf4810840b2f1b326ec77_crysis.exe"1⤵
- 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-A8B75F4C.[xcorp@decoymail.mx].xCorFilesize
2.9MB
MD52fa5947812840dc5e3e1e5d5c4a48949
SHA1de11bf022f2158635f2a5d6f581fdb2b962bed7f
SHA256f59b991e1762a781ef5f79e2d6341a8743d61c5ae2cb0fea18c53bb0beee49bc
SHA512b0a486075e823166bf6ce36436fb2afd9b1f036231ba0c6b37a1ec821137be72c2bf86740676c30a650f4034db5cebc8d481375ffc77e98be2dbf3ebb047f946
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C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.htaFilesize
4KB
MD5d553587640e6dc781520d5f11779cfba
SHA1600971b90ef4ceea9c1844f801a19716205e4348
SHA2568bcfdcdfab554d31e7605a5db0fb6f11a059c77a3c7ad9522166022de7eb4471
SHA512cae7db836740df48d524671757e9f3fd9b9a620c2c3f9ae85f3a1d05b6f71d6dc37800c0b74cf9535f57388dd267018218f13d4d5b5f67331219d818df78b137
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.htaFilesize
4KB
MD5d553587640e6dc781520d5f11779cfba
SHA1600971b90ef4ceea9c1844f801a19716205e4348
SHA2568bcfdcdfab554d31e7605a5db0fb6f11a059c77a3c7ad9522166022de7eb4471
SHA512cae7db836740df48d524671757e9f3fd9b9a620c2c3f9ae85f3a1d05b6f71d6dc37800c0b74cf9535f57388dd267018218f13d4d5b5f67331219d818df78b137