Analysis
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max time kernel
150s -
max time network
51s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
14-06-2024 04:56
Behavioral task
behavioral1
Sample
dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe
Resource
win10v2004-20240508-en
General
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Target
dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe
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Size
79KB
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MD5
40b36edd9639c2b9edd6f51fb4840916
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SHA1
0f2b334117cd6402213d6f717ea7c095151c0613
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SHA256
dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7
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SHA512
6ca34e47b5c5f346e69fe8a4650ff9188993ee684e5aa65aea090cbffef6837f89c4d65fbe4fe28739ab75a99a8b3dcb2fc446081df0f6c5a00c5c714b2b42da
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SSDEEP
1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxFy5gfcL5y5gfcLUlGi0XlGi0M:fnyiQSoXqeaqeUlGi0XlGi0M
Malware Config
Signatures
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Renames multiple (5208) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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UPX dump on OEP (original entry point) 4 IoCs
Processes:
resource yara_rule behavioral2/memory/3592-0-0x0000000000400000-0x000000000040B000-memory.dmp UPX C:\$Recycle.Bin\S-1-5-21-4124900551-4068476067-3491212533-1000\desktop.ini.tmp UPX C:\Program Files\7-Zip\7-zip.dll.tmp UPX behavioral2/memory/3592-1950-0x0000000000400000-0x000000000040B000-memory.dmp UPX -
Processes:
resource yara_rule behavioral2/memory/3592-0-0x0000000000400000-0x000000000040B000-memory.dmp upx C:\$Recycle.Bin\S-1-5-21-4124900551-4068476067-3491212533-1000\desktop.ini.tmp upx C:\Program Files\7-Zip\7-zip.dll.tmp upx behavioral2/memory/3592-1950-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
Processes:
dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exedescription ioc process File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_MAK-ppd.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\FRSCRIPT.TTF.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\ucrtbase.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Common Files\System\msadc\ja-JP\msaddsr.dll.mui.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\UIAutomationClient.resources.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00C1-0000-1000-0000000FF1CE.xml.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\TellMeRuntime.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-FR\tabskb.dll.mui.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Trial-ppd.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jsoundds.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Trial-pl.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp2-ppd.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\rsod\powerpivot.x-none.msi.16.x-none.tree.dat.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\vfs\Common AppData\Microsoft\OFFICE\SharePointTeamSite.ico.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Drawing.Design.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Excel.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-140.png.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Controls.Ribbon.resources.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Common Files\System\Ole DB\ja-JP\sqloledb.rll.mui.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Xaml.resources.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Forms.Primitives.resources.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightDemiBold.ttf.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Proof.Culture.msi.16.fr-fr.xml.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial1-ppd.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_MAKC2R-pl.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Common Files\System\msadc\ja-JP\msadcor.dll.mui.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\ONBttnIELinkedNotes.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSB.DLL.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Java\jdk-1.8\bin\jinfo.exe.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Trial-ppd.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Trial-ul-oob.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\DocumentFormat.OpenXml.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL065.XML.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\comments.win32.tpn.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\coreclr.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\santuario.md.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Grace-ul-oob.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-140.png.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\DirectWriteForwarder.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\UIAutomationClient.resources.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-pl.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\sdxs.xml.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ReachFramework.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-profile-l1-1-0.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription1-ul-oob.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_KMS_Client_AE-ppd.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\VISUALIZATIONCHART.DLL.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClientSideProviders.resources.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Cng.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.Primitives.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPackEula.txt.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.FileSystem.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Common Files\microsoft shared\ink\th-TH\tipresx.dll.mui.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Numerics.Vectors.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.AppContext.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationTypes.resources.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Forms.resources.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Java\jre-1.8\lib\jfr.jar.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Retail-ppd.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-localization-l1-2-0.dll.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ul-oob.xrm-ms.tmp dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\$Recycle.Bin\S-1-5-21-4124900551-4068476067-3491212533-1000\desktop.ini.tmpFilesize
79KB
MD52be79429cdf6ef060e2d08955f5e020d
SHA1b2eb2c091bb5f4eba90e7828c71edd2c8b91eef0
SHA256a95da7ae9190ec88a09c83935fa08ab8ebd997c19d7a741ba3ed0041bf93ccae
SHA512ef0f868b4993f99168beefd24c61c5aacfd2ed481b0e0349fd9cb7464e7ccda1b8fc3aea886907af230ea9c47410ada6fad7c0ef714ff43f8997a47f7d23b950
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C:\Program Files\7-Zip\7-zip.dll.tmpFilesize
178KB
MD5c2f7fa8c35f7646a104ce41b59c0b109
SHA180de24f998274dd97de134a8d8e64303f8468bc3
SHA256cbdc2e0c8fb2b4722d5bd54eaa4c98b3c423ee8a2120962324f71578b9e62037
SHA5128fbdbb358584d6fba4920b6b104f8dbd8f7cdfb89097d70daf7356063ab413871dd20eb76770fff6a1012bca8663b831a1dcafd0c1b255837de94858c0649afb
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memory/3592-0-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/3592-1950-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB