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Analysis
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max time kernel
150s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17/10/2024, 21:16
Behavioral task
behavioral1
Sample
40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe
Resource
win10v2004-20241007-en
General
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Target
40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe
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Size
52KB
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MD5
904e7158cdca64bcda05581b6834d7a6
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SHA1
28df74f5974074479195d5125e30b0252ac3205b
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SHA256
40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c
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SHA512
d49bce4bef69e07bb0a06dcd865c332aab77a32cbd843f4d7e6a7a9bcabb5590747365895351f102ca9038dc1fdf38567f85dd0d61d1e12aa18b53eae45d3c84
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SSDEEP
768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9eE5:V7Zf/FAxTWoJJ7TUK
Malware Config
Signatures
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Renames multiple (5000) 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/3216-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000a000000023c98-2.dat upx behavioral2/files/0x001400000002292e-6.dat upx behavioral2/memory/3216-660-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-ul-oob.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-stdio-l1-1-0.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\dbgshim.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscordbi.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Handles.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.resources.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\PresentationCore.resources.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jdk-1.8\bin\vcruntime140.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-pl.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-ppd.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHPHN.DAT.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\libxslt.md.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT.HXS.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\FPA_w1\WA104381125.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\7-Zip\Lang\fi.txt.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\TabTip.exe.mui.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.resources.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\UIAutomationTypes.resources.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-multibyte-l1-1-0.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.X509Certificates.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Drawing.Design.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jre-1.8\lib\security\trusted.libraries.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.powerpointmui.msi.16.en-us.xml.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-ul-phn.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Retail-ppd.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Drawing.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_Grace-ppd.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL089.XML.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Common Files\System\ado\en-US\msader15.dll.mui.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Claims.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jre-1.8\bin\msvcp140_2.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_PrepidBypass-ul-oob.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\MSOSEC.DLL.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XPath.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription5-pl.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-pl.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\PowerPointNaiveBayesCommandRanker.txt.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\PresentationUI.resources.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-conio-l1-1-0.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Trial-pl.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_Subscription-pl.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-filesystem-l1-1-0.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\word2013.dotx.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\MEDIA\BREEZE.WAV.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\manifest.xml.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Formatters.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Cng.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-pl.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-ppd.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Retail-ppd.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\host\fxr\7.0.16\hostfxr.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.AccessControl.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Common Files\System\msadc\de-DE\msdaremr.dll.mui.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jre-1.8\bin\jp2iexp.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jre-1.8\lib\security\policy\limited\US_export_policy.jar.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Client\C2R64.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Layout.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Thread.dll.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\gu.pak.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\javafx\glib.md.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_MAKC2R-ul-phn.xrm-ms.tmp 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.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 40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe"C:\Users\Admin\AppData\Local\Temp\40eb8ad3e97e21254e2e40fc5df192cb914cfb8201c2db7258990f059576099c.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3216
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
52KB
MD5951c3ab89e34d269f59e7601dbda99c5
SHA176adf6f27286b78c8b5cc5f19d9d800125fbc39c
SHA2564e3efbc285af4753375e45948cbf609cbc0110f394821ad86932aa5129460bc2
SHA51219b658bb156999439e9c83f015f02e2916487393493ca9613e16bfe67a6e7731a17027684de4b6a15bdbec0243a0bc1d5bdcb7a23e7a6df0c0c6a09183245afb
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Filesize
151KB
MD5df79ec0291562cc0c13691f43299969c
SHA13a68e6228df1a13e33418ef89de2db26d8ed2e12
SHA2569b0ace1c688363acc45189b1a9ae0c078a8308884789929a42e5d9055f587127
SHA51231632366cb70669554cbdbdf49c164b0e6109986ce1d63d3766275de5c5c40698a640330d938b08b959d19d892480b3cb178e589d3fd1a2e46d68a73c678b6aa