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Analysis
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max time kernel
120s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01/09/2024, 21:57
Behavioral task
behavioral1
Sample
1fb58a80028c62a6dc9b3359e1b02850N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
1fb58a80028c62a6dc9b3359e1b02850N.exe
Resource
win10v2004-20240802-en
General
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Target
1fb58a80028c62a6dc9b3359e1b02850N.exe
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Size
30KB
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MD5
1fb58a80028c62a6dc9b3359e1b02850
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SHA1
44e3808573f6f821bd3fe0d4fe0e9ecaa09a339b
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SHA256
d0402cb26e1a4e4c67578681c28639a5fc37f2485838d7600f1d6dfaa8bc7bf0
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SHA512
49c06a480c874af8cbb2ab81ccd322c1147465668df8de61b22494d29f48602c8329eb6a42fb516041185091dc95c04e9b1e0b011a95a67fc4e1755ead183930
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SSDEEP
768:kBT37CPKK1EXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rcu90TKe+0TKeHhli3:CTWpji3
Malware Config
Signatures
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Renames multiple (4703) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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resource yara_rule behavioral2/memory/2916-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x00090000000233ef-2.dat upx behavioral2/files/0x000400000002291b-6.dat upx behavioral2/memory/2916-1029-0x0000000000400000-0x000000000040A000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Java\jdk-1.8\jre\bin\dtplugin\deployJava1.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\resource.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\relaxngdatatype.md.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Grace-ul-oob.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad\osknumpadbase.xml.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial-ul-oob.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\FrequentOfficeUpdateSchedule.xml.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\gstreamer-lite.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ul-oob.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription3-ppd.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_MAK_AE-ppd.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ppd.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Trial2-ppd.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Ping.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.Specialized.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Retail-pl.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-pl.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdXC2RVL_MAKC2R-ul-phn.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\MSSRINTL.DLL.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Resources\1033\PowerPivotExcelClientAddIn.rll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Configuration.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.MemoryMappedFiles.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.VisualBasic.Forms.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jre-1.8\bin\javafx_iio.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial Black-Arial.xml.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription2-pl.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-process-l1-1-0.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp3-ul-oob.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Common.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\ecc.md.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-black_scale-80.png.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ONENOTE_K_COL.HXK.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp-ul-oob.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_KMS_Automation-ppd.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jdk-1.8\bin\msvcp140.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ObjectModel.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jre-1.8\bin\zip.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jre-1.8\README.txt.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-ul-oob.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Trial2-pl.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-multibyte-l1-1-0.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Principal.Windows.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Common Files\System\msadc\fr-FR\msdaremr.dll.mui.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.VisualStudio.Tools.Applications.Runtime.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Common Files\System\Ole DB\it-IT\sqloledb.rll.mui.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\PresentationFramework.resources.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\jfr.jar.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\icu_web.md.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\webkit.md.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription1-ppd.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalDemoR_BypassTrial180-ul-oob.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-ppd.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Printing.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_Subscription-ul-oob.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\sk.pak.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ppd.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_OEM_Perp-ul-phn.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-pl.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-ul-phn.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\WindowsBase.resources.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Common Files\System\Ole DB\oledb32r.dll.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Retail-pl.xrm-ms.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\InkObj.dll.mui.tmp 1fb58a80028c62a6dc9b3359e1b02850N.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1fb58a80028c62a6dc9b3359e1b02850N.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
30KB
MD5885a432ed9bfef9bdcbf59afa54b83a9
SHA193ce705dec3626506ac40e4a4e20a78fbd4d0564
SHA2568f121de22ae32d5cc6e451705406e8d016cfa1db7390c272471e9df770996783
SHA512cddc40dc0068249b2af5a31780b1d23ae48e7683b8ec3434e0bbf2e53b5967777cd2050000a65ddd3668583da7de6626d64d3b03457d3fa0ab5907fa92f6cc94
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Filesize
129KB
MD5e955bd329ed13805c9e7ade7fc0bbe15
SHA15b18503590f02eeb8ba65a9605a61ba2b412f376
SHA256cc7749fd135a31ed98272b5854a8f63aa005dad0b7364c273e5d0fb05be196c9
SHA512c0a6d32cd74605c49e026c685fda99bd4f6a5bc1bf65dc65e8313c7c5ccaeabe7040b6402c24b093e83b7efcdfba00500cab1ff5ed586b15b367feed9783e141