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Analysis
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max time kernel
119s -
max time network
112s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21/08/2024, 17:27
Behavioral task
behavioral1
Sample
6f3f88a300ff657cc48332b20f2c8970N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
6f3f88a300ff657cc48332b20f2c8970N.exe
Resource
win10v2004-20240802-en
General
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Target
6f3f88a300ff657cc48332b20f2c8970N.exe
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Size
85KB
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MD5
6f3f88a300ff657cc48332b20f2c8970
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SHA1
eaa7298f035ff07e1d0660b8ed231ddc3a00acd6
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SHA256
5e0706af1d81dd7b1c478e2c7e2864354eebb32701b92f087a337746bca8778b
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SHA512
a2d21faea77df5a1471a6e3eeb13d6fcbfec391d482d1dd1877b5b49d726009c06625f1c4578291fcbe3bc8fea0166c5243525be05318fae671a1e0a5c4399ec
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SSDEEP
1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxQiKJAWJA0:fnyiQSoP
Malware Config
Signatures
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Renames multiple (4616) 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/3384-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x00080000000234c5-2.dat upx behavioral2/files/0x000c0000000220a6-6.dat upx behavioral2/memory/3384-798-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-time-l1-1-0.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\WindowsBase.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\PresentationCore.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaTypewriterRegular.ttf.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-black_scale-80.png.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\7-Zip\Lang\io.txt.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\WindowsFormsIntegration.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Controls.Ribbon.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\UIAutomationProvider.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_KMS_Automation-ul-oob.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.NameResolution.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-libraryloader-l1-1-0.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.Specialized.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\System.Windows.Forms.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_MAK_AE-pl.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_MAKC2R-ul-phn.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.FileSystem.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemDrawing.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jre-1.8\bin\instrument.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.scale-140.png.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\UIAutomationClientSideProviders.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.Win32.SystemEvents.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\System.Windows.Forms.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\basicsimple.dotx.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Common Files\System\msadc\msdaprst.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.FileSystem.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Forms.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-ppd.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelFloatieTextModel.bin.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial-ppd.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\offsymsl.ttf.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcr120.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Buffers.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\WindowsFormsIntegration.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Common Files\System\msadc\fr-FR\msdaprsr.dll.mui.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\WindowsFormsIntegration.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jre-1.8\lib\security\policy\unlimited\local_policy.jar.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTrial-ppd.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Input.Manipulations.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\giflib.md.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jre-1.8\lib\ext\sunpkcs11.jar.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ul-oob.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-pl.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-180.png.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Input.Manipulations.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-synch-l1-1-0.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_F_COL.HXK.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\BI-Report.png.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\FPA_FA000000008\FA000000008.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Common Files\microsoft shared\ink\it-IT\InputPersonalization.exe.mui.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Concurrent.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Sockets.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationTypes.resources.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Retail-ul-phn.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\OFFICE.DLL.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\msquic.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\jfr\default.jfc.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-ul-phn.xrm-ms.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Native.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationNative_cor3.dll.tmp 6f3f88a300ff657cc48332b20f2c8970N.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 6f3f88a300ff657cc48332b20f2c8970N.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
85KB
MD57b4ca177bf474f4511fb3f15ca30a7bc
SHA1fd6b6f237fcfa57ec5ba7de5c78315b73dad85f6
SHA25607ad9cec2e8e863d1d768fcc5915d2ea35f5e8b0734458ef057c47030b9c4b43
SHA512055f633e7ab73fe1976b4b2ce3caa536816eb44fdb64108365dc7e909c3dd6eb7fa5b458ff452922fcfdaa1ccf57ec1a794bccd2ebb821dec3390bcebdbc36f5
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Filesize
184KB
MD51c26ec0cee35d2cfb9857c516ad5720e
SHA1e3fe9e202db695e55b0b1ae2a363a51ed2d8c658
SHA256a62696b299eb55213f94635817858a60f1f5b2bceda9d5818c0a11b9a980a134
SHA512fe137a02df13509d0e74d61d6efb84d1911e0a9514632c1c38eb7da744b5d10d992154ceb68a9b82ec8d91f2a210c48da98d639c70afac8603ae86fe8903e2fa