Analysis
-
max time kernel
167s -
max time network
176s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
24-01-2022 02:06
Static task
static1
Behavioral task
behavioral1
Sample
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe
Resource
win10-en-20211208
General
-
Target
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe
-
Size
158KB
-
MD5
be6849450f53e2dfcb63fd9d0b629a18
-
SHA1
0b8ab25273fa2a2a94e46f6db3937c253cc08547
-
SHA256
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527
-
SHA512
e31ff724184faaf042e33af5dfdf17f920fca08230b99494843e4ad01b7f5f8c230ec57603d39cb4f293d176b05c315ffd317bd69db6623071f5463538075a54
Malware Config
Extracted
C:\odt\ru6qf48-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/A3044D382B302AA9
http://decryptor.top/A3044D382B302AA9
Signatures
-
Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
-
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Modifies extensions of user files 11 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exedescription ioc process File opened for modification C:\Users\Admin\Pictures\ReadOpen.tiff 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\EnterClose.png => C:\Users\Admin\Pictures\EnterClose.png.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\GetMount.raw => C:\Users\Admin\Pictures\GetMount.raw.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\InitializeConfirm.tif => C:\Users\Admin\Pictures\InitializeConfirm.tif.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\ReadOpen.tiff => C:\Users\Admin\Pictures\ReadOpen.tiff.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\WaitDebug.tif => C:\Users\Admin\Pictures\WaitDebug.tif.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Pictures\PushShow.tiff 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\DismountRevoke.tif => C:\Users\Admin\Pictures\DismountRevoke.tif.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\PushShow.tiff => C:\Users\Admin\Pictures\PushShow.tiff.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\ResolveSend.raw => C:\Users\Admin\Pictures\ResolveSend.raw.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File renamed C:\Users\Admin\Pictures\SearchRestart.png => C:\Users\Admin\Pictures\SearchRestart.png.ru6qf48 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe -
Drops desktop.ini file(s) 24 IoCs
Processes:
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exedescription ioc process File opened for modification C:\Users\Admin\Contacts\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\Music\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Links\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\Documents\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\Videos\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Stationery\Desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files (x86)\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Music\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\desktop.ini 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exedescription ioc process File opened (read-only) \??\Z: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\F: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\K: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\R: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\H: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\I: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\P: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\Q: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\S: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\B: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\E: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\G: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\T: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\U: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\O: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\Y: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\A: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\M: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\N: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\W: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\X: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\J: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\L: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened (read-only) \??\V: 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe -
Drops file in Program Files directory 64 IoCs
Processes:
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exedescription ioc process File created C:\Program Files (x86)\WindowsPowerShell\Modules\PowerShellGet\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\CalculatorAppList.contrast-white_scale-100.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\7-Zip\History.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Windows Defender\fr-FR\MpAsDesc.dll.mui 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\AppxMetadata\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\sr-latn-cs\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Trial-ul-oob.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-white_targetsize-64.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\VideoLAN\VLC\locale\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.OneConnect_2.1701.277.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-black\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\en-us\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O16EnterpriseVL_Bypass30-ul-oob.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Advertising.Xaml_10.0.1605.0_x86__8wekyb3d8bbwe\AppxMetadata\CodeIntegrity.cat 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_16.511.8780.0_x64__8wekyb3d8bbwe\Assets\PhotosAppList.targetsize-48_altform-unplated.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files (x86)\Internet Explorer\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\Windows NT\Accessories\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Windows Media Player\es-ES\wmlaunch.exe.mui 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Messaging_3.26.24002.0_x64__8wekyb3d8bbwe\TEE\generic.Messaging.config 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\OneNoteSmallTile.scale-400.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\Assets\AlarmsAppList.contrast-black_targetsize-40.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_2017.203.236.0_neutral_~_8wekyb3d8bbwe\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmmui.msi.16.en-us.xml 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\VideoLAN\VLC\plugins\packetizer\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_1.4.101.0_x64__8wekyb3d8bbwe\Microsoft.Input.Ink.Analysis.winmd 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_17.8010.5926.0_x64__8wekyb3d8bbwe\images\OfficeHubLogo_71x71.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\EMLAttachmentIcon.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Windows Media Player\ja-JP\WMPMediaSharing.dll.mui 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_KMS_Client_AE-ul-oob.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_16.511.8780.0_x64__8wekyb3d8bbwe\Lumia.VideoTk\GPUWarpingVS.cso 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsesp.xml 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ppd.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\mainPageBackground.html 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_Subscription-ppd.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\Assets\GetStartedAppList.targetsize-48_altform-unplated_contrast-black.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\animations\OneNoteFRE_CreateNotes_RTL_Phone.mp4 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2016.511.9510.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.3DBuilder_13.0.10349.0_x64__8wekyb3d8bbwe\Assets\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ppd.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial2-pl.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\AlarmsSplashScreen.scale-100.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\Assets\WorldClockMedTile.contrast-white_scale-200.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_1.0.16328.0_x64__8wekyb3d8bbwe\resources.pri 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipstr.xml 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.DCF.DCF.x-none.msi.16.x-none.xml 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.People_10.1.10531.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\contrast-white\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\1851_20x20x32.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_17.8010.5926.0_x64__8wekyb3d8bbwe\AppxMetadata\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\loc\AppXManifestLoc.16.en-us.xml 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_1.4.101.0_x64__8wekyb3d8bbwe\Assets\Preview.scale-200_layoutdir-LTR.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Retail-ul-phn.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Retail-ul-oob.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Icons.ttf 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_1.1702.21039.0_x64__8wekyb3d8bbwe\_Resources\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-ppd.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\News\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-pl.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Grace-ul-oob.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ul-oob.xrm-ms 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\CalculatorSmallTile.contrast-black_scale-125.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-16_altform-unplated_contrast-black.png 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File created C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.1.25002.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\ru6qf48-readme.txt 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\PaintStudio_Model_CX.winmd 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 1052 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exepid process 2844 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe 2844 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 524 vssvc.exe Token: SeRestorePrivilege 524 vssvc.exe Token: SeAuditPrivilege 524 vssvc.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.execmd.exedescription pid process target process PID 2844 wrote to memory of 948 2844 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe cmd.exe PID 2844 wrote to memory of 948 2844 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe cmd.exe PID 2844 wrote to memory of 948 2844 509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe cmd.exe PID 948 wrote to memory of 1052 948 cmd.exe vssadmin.exe PID 948 wrote to memory of 1052 948 cmd.exe vssadmin.exe PID 948 wrote to memory of 1052 948 cmd.exe vssadmin.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe"C:\Users\Admin\AppData\Local\Temp\509c851e9914e818e1b925c9b60126b40b66b0b57fc3c7a3ecc46d28dcff5527.exe"1⤵
- Modifies extensions of user files
- Drops desktop.ini file(s)
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2844 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /All /Quiet & bcdedit /set {default} recoveryenabled No & bcdedit /set {default} bootstatuspolicy ignoreallfailures2⤵
- Suspicious use of WriteProcessMemory
PID:948 -
C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet3⤵
- Interacts with shadow copies
PID:1052
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:524