Analysis
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max time kernel
150s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
25-05-2024 04:21
Static task
static1
Behavioral task
behavioral1
Sample
d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe
Resource
win10v2004-20240426-en
General
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Target
d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe
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Size
72KB
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MD5
00a8958f9daae6591c51d2b5d22dc5f0
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SHA1
edbb30b77222d05f821b05db8f72ec2704c9e0aa
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SHA256
d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb
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SHA512
0fea76d02b0189e28748188a1f53926dcdbb6d1e168b3bd99ddfc7402ed839c4ffa0c2633435ebd242d5a1106a6d54dbf9ae3cd267c64b63c8b99dd686835c67
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SSDEEP
1536:W7Z9pApQESOHepOHe8G+6E6DGsTdc6e6kvNDck7Tdc6e6kvNDckkvVv/Ug8p:69WpQEoTdc6e6kvNDck7Tdc6e6kvNDcW
Malware Config
Signatures
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Renames multiple (5184) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Drops file in Program Files directory 64 IoCs
Processes:
d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exedescription ioc process File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XmlDocument.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.AppContext.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\PresentationCore.resources.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\WindowsBase.resources.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ucrtbase.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ul-phn.xrm-ms.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.ReportDesign.Forms.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R64.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Grace-ul-oob.xrm-ms.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EntityPickerIntl.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.Win32.Registry.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationTypes.resources.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\wordEtw.man.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\CENTURY.TTF.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\System\msadc\es-ES\msaddsr.dll.mui.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.Specialized.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Trial-pl.xrm-ms.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\System\ado\adovbs.inc.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\DirectWriteForwarder.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_SubTrial-ul-oob.xrm-ms.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-environment-l1-1-0.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Tw Cen MT.xml.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-80.png.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.scale-100.png.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVClientIsv.man.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Google\Chrome\Application\110.0.5481.104\default_apps\external_extensions.json.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jre-1.8\bin\keytool.exe.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-pl.xrm-ms.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_MAKC2R-ul-phn.xrm-ms.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.hash.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\salesforce.ini.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-MX\tipresx.dll.mui.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.Primitives.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-time-l1-1-0.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jpeg.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jre-1.8\bin\jli.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jre-1.8\THIRDPARTYLICENSEREADME.txt.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\System\msadc\de-DE\msaddsr.dll.mui.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\office.core.operational.js.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\DUBAI-MEDIUM.TTF.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.reportviewer.winforms.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\Microsoft.VisualBasic.Forms.resources.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jre-1.8\bin\nio.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Trial-ppd.xrm-ms.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Algorithms.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationProvider.resources.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-process-l1-1-0.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Integral.thmx.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial4-ul-oob.xrm-ms.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\ONBttnIE.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Formatters.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\UIAutomationProvider.resources.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Google\Chrome\Application\110.0.5481.104\Locales\bg.pak.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jdk-1.8\legal\javafx\mesa3d.md.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lv-lv.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-100.png.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ObjectModel.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe File created C:\Program Files\Java\jre-1.8\bin\jsdt.dll.tmp d88b89f49066d8f16201f1d7b1cc6528e987e41461d5366dfbce9e9dbf03a4eb.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\$Recycle.Bin\S-1-5-21-540404634-651139247-2967210625-1000\desktop.ini.tmpFilesize
72KB
MD519b3b124fec8d57ba4ccf9e7562b68d3
SHA1d98e414be867773e6755eef08d708bd388327da0
SHA25609413d630ac5e51ea8e019ba5f1d98ba4cf389d761506e8a7c84f06a66a9bb14
SHA512bcc69f04f98665cd08e41250b83817003ae51d8f9cefb1f0ecc35059cbabf262f416f8fa03c176b81a69c953fec8103f2573956772c3d7374bbb5b1805c13933
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C:\Program Files\7-Zip\7-zip.dll.tmpFilesize
171KB
MD5019533686662bbfdbc450f2ab344950b
SHA1cab8a68af2a24381b30fbfe1e967256f88fd3045
SHA25617b6af0cb7a99b787d9e74faf05aa0e6d8e7bfe092b398597d7c648ceb731fca
SHA51292a51e8ac9baee945ee930a4a7bd42973793b609ba497d91526c4b2596e507eb4d6666f521243e9f237cee3c2f2f570f34a941889228c431665fd68d6746957c