Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 21:01
Static task
static1
Behavioral task
behavioral1
Sample
42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe
Resource
win10v2004-20240508-en
General
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Target
42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe
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Size
93KB
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MD5
2278759a66d0bd0e39128083bb6cd35b
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SHA1
a7f66c8629ba2d867d6a34f42087cef051b1b546
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SHA256
42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349
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SHA512
eedc836e63997c104ee69a74c6a4303cd89c049142c87a7dfd5ee98cefcc32d758fb3560eb80d1b5c41fa7fa439fd855bb03d8de5682423251228cf0a8a9471f
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SSDEEP
1536:W7ZhA7pApH1d9oVLQthbqbY9oVLQthbq51Rn6wt7tJFFxoN3NBGn:6e7WpP9oVLQthbYY9oVLQthbUrt7tFx1
Malware Config
Signatures
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Renames multiple (4836) 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:
42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exedescription ioc process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\System.Xaml.resources.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTrial2-pl.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-ppd.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-timezone-l1-1-0.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Drawing.Primitives.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.Brotli.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Numerics.Vectors.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Java\jre-1.8\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\7-Zip\Lang\kab.txt.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvSubsystemController.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\ReachFramework.resources.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2ssv.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\AugLoop\third-party-notices.txt.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\redshift.ini.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-environment-l1-1-0.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\WindowsBase.resources.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\vcruntime140_cor3.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Grace-ppd.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ul-oob.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Common.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsnld.xml.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.Uri.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.Primitives.resources.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-string-l1-1-0.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ink\it-IT\mshwLatin.dll.mui.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ink\th-TH\tipresx.dll.mui.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\VC\msdia100.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-ul-phn.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\msotelemetryintl.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Java\jdk-1.8\bin\jinfo.exe.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-process-l1-1-0.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\ko\msipc.dll.mui.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\Microsoft.VisualBasic.Forms.resources.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCallbacks.h.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ul-oob.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Grace-ul-oob.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ppd.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\vcruntime140_cor3.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Century Gothic-Palatino Linotype.xml.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTest-pl.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Trial-pl.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.nb-no.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ink\tabskb.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\System\ado\en-US\msader15.dll.mui.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-private-l1-1-0.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.Common.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ul-oob.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTest-pl.xrm-ms.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\FPA_f33\FA000000033.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\7-Zip\7-zip32.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.Win32.Registry.AccessControl.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Java\jre-1.8\lib\security\blacklist.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0409-1000-0000000FF1CE.xml.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\MEDIA\HAMMER.WAV.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tabskb.dll.mui.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\System\Ole DB\es-ES\sqloledb.rll.mui.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationClientSideProviders.resources.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Diagnostics.EventLog.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\UIAutomationTypes.resources.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\loc\AppXManifestLoc.16.en-us.xml.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHLEX.DAT.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-locale-l1-1-0.dll.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVClientIsv.man.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.exe File created C:\Program Files\Common Files\microsoft shared\ink\it-IT\tipresx.dll.mui.tmp 42c5a53be66fa95fc45e98de54fefca9e03616637b96400deb1c046de9988349.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
93KB
MD5643153eb507248c4b30e50db1b6167b0
SHA1242905643dd2e79a9fcd4442c7766a8f15904846
SHA256f1ff5e69e6ad3f39f994581ab7f9c3d14264df60a3a46673121b05b2d0143167
SHA51254e7e11abf9d765bf98e29f1d14000ee700e9514990c3fec3a2235fca8eb8d8b685071109abcd9d357dcde5a8faf93e9d95a800c2fc0ba5a1ee78f73edd796cd
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C:\Program Files\7-Zip\7-zip.dll.tmpFilesize
192KB
MD5743c18bb87f54476b99e2591b5b08477
SHA1d1b2f0f1fc2f96efefd9b01c514034e06bbaf6e1
SHA2563000490943aaa938b0467510cde2b4c82b3eaddf512a7d203ebce0b0e8780b10
SHA5127876c5cc319d1328fc9d0815209cbf896f13ef187e22df977106734da86c095ee4f485b51b6dab356f33f311a6287634a78568f329cf7bd9a685268d3641148c