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Analysis
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max time kernel
120s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16/10/2024, 04:15
Static task
static1
Behavioral task
behavioral1
Sample
b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe
Resource
win10v2004-20241007-en
General
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Target
b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe
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Size
59KB
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MD5
0180e5341d547a9f8c44e0ee1e1ef960
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SHA1
f7263447cb893b7c67605e932a9a3d879f56ba55
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SHA256
b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55b
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SHA512
e5148c5b90975d2908a074c4094761f9097e341afbfe3078c6b7e23db65e4b1f9c8f9f9da63fc6bb9c9c4a19589320291d7677980652e4ae7b9e9ed2c345fa07
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SSDEEP
768:W7BlpppARFbhHFoqAJwBqAJw1VyjVy/3sY1YxwDwI1Q1P:W7ZppApyVyjVy7UO2P
Malware Config
Signatures
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Renames multiple (4579) 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
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ink\en-US\tabskb.dll.mui.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.ZipFile.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fil.pak.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_OEM_Perp-pl.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-white_scale-180.png.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_MAK-ppd.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_Subscription-ppd.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ko-kr.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\UIAutomationClientSideProviders.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationClient.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\gstreamer-lite.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-private-l1-1-0.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Requests.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\WindowsBase.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.Design.Editors.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ppd.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GostTitle.XSL.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-private-l1-1-0.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Formats.Asn1.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Numerics.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationCore.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.DiagnosticSource.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Cryptography.ProtectedData.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-ppd.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Common Files\System\Ole DB\it-IT\oledb32r.dll.mui.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\swidtag\Microsoft Windows Desktop Runtime - 8.0.2 (x64).swidtag.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTrial-ul-oob.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\System.Xaml.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\host\fxr\8.0.2\hostfxr.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClient.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Forms.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\management-agent.jar.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-pl.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPackEula.txt.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\Library\Analysis\PROCDB.XLAM.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-180.png.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaSansRegular.ttf.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ul-phn.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\msjet.xsl.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-ppd.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_OEM_Perp-ppd.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Metadata.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Forms.Design.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Windows.Forms.Primitives.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Common Files\System\wab32.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Forms.Primitives.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\SkypeForBusinessBasic2019_eula.txt.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\vcruntime140_1.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\jfr.jar.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\resources.jar.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Java\jre-1.8\bin\msvcp140.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-bridge-office.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ppd.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Grace-ppd.xrm-ms.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\7-Zip\Lang\af.txt.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\UIAutomationProvider.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationFramework.resources.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\Library\Analysis\ATPVBAEN.XLAM.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.contrast-white_scale-100.png.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\7-Zip\Lang\ga.txt.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Web.HttpUtility.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebSockets.dll.tmp b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.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 b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe"C:\Users\Admin\AppData\Local\Temp\b0c5c6b79356a1895afa0276e71a47838a0bb4e2771d45c626da6fefae5ac55bN.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2316
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60KB
MD5d164f10bbbf2e591b31ab282ba763ddf
SHA1071dc485944392b44d03ca60c4a8d58561cb3b8a
SHA2568638317671de04e1f6147e09041a9e61a3e62b6ddbcd9fce394ac531ea737d8c
SHA512cfd6c90089bafae615ad7e040084723208d826c49c6641f6c0c8541e71c17017c2d765f2cd0bce636060805ed13869685146a80ac82d0337ca98f76250346ce7
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Filesize
158KB
MD50ead92bc79597c14eabb5e9d48687b8e
SHA176239e452ede6d79255309fec1f8989ce943ece7
SHA256d17d5e2cfc3d58b0d83c0d4d310772ee8b6c4890a306da475ffba1a8bcae004b
SHA51243d010fd20f07e6115842771ac838a77ed5f4f8dbb3f2e538f2fb27d043dbb947ee3f0499b7780f058ecfa470a9f2a03f8b129350ae45d16704cbfd9aee6e37c