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Analysis
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max time kernel
150s -
max time network
126s -
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, 04:38
Behavioral task
behavioral1
Sample
c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe
Resource
win10v2004-20241007-en
General
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Target
c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe
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Size
48KB
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MD5
5001bd78bf98c2dfb6fb883d168076a6
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SHA1
95f54540ce8e1d13d87f7be404aa39808bd8077f
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SHA256
c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9
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SHA512
71e9068ce467be146aaf4708f495fa3eaf3373ee69a9d13081893f1c3af8ce64c23ebd32d9745bbef8dcc797293d478fe521b00b1ba99e9f5563b3988c26a29b
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SSDEEP
768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9xj+N1J3DCl4N1J3DClal3l7lcl7lD:CTW7JJ7T/jQlilJ
Malware Config
Signatures
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Renames multiple (5036) 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/624-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x000c000000023b7a-2.dat upx behavioral2/files/0x00140000000228fc-6.dat upx behavioral2/memory/624-669-0x0000000000400000-0x000000000040A000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.hu-hu.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Common Files\microsoft shared\ink\ko-KR\tipresx.dll.mui.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-ppd.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Common Files\microsoft shared\ink\sl-SI\tipresx.dll.mui.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.Xml.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\123.0.6312.123.manifest.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-math-l1-1-0.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Controls.Ribbon.resources.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\msvcp140_1.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\msvcp140.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Trial-ppd.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTrial-pl.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_K_COL.HXK.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\PROOF\msth8ES.LEX.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SFBAPPSDK.DLL.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0409-1000-0000000FF1CE.xml.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTest-ppd.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-flag.png.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.Dataflow.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-pl.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\7-Zip\Lang\tt.txt.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.Common.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\WindowsFormsIntegration.resources.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_KMS_Client-ppd.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.Win32.Registry.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-root.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-ul-oob.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\FPA_FA000000011\FA000000011.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\7-Zip\Lang\sw.txt.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\eula.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Java\jre-1.8\lib\management\jmxremote.password.template.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_OEM_Perp-ul-phn.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Retail-ppd.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\ONBttnWD.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Internet Explorer\IEShims.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Java\jre-1.8\bin\lcms.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_OEM_Perp-ul-phn.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\excelcnvpxy.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.DirectoryServices.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Common Files\microsoft shared\ink\mraut.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.DataAnnotations.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\security\public_suffix_list.dat.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001F-0409-1000-0000000FF1CE.xml.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\sqmapi_x64.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-white_scale-180.png.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\ca\msipc.dll.mui.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\msvcp140.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\WindowsBase.resources.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.Encoding.CodePages.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationClientSideProviders.resources.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription5-pl.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial2-ppd.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_OEM_Perp-ul-phn.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.AnalysisServices.AdomdClientUI.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\7-Zip\Lang\eu.txt.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail-ul-phn.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ppd.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ppd.xrm-ms.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.dll.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Yellow Orange.xml.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_COL.HXC.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_K_COL.HXK.tmp c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.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 c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe"C:\Users\Admin\AppData\Local\Temp\c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:624
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
48KB
MD5f79f7482748300cbbee9bf97b3c41fd7
SHA1d079925e921e980e4b594ac4464690518c3240da
SHA25616ea7e2b06b10c6aa95f74ea3e02352d0c4c07e8de7c3d297eb06107d85af514
SHA5120f3da562265d57d0253622ee090dc69fd3fdc3c3e9bcc59a23aa8d2d280cd801a54688e0dbdc8464442496614c6c051d8a8a969072982035758d47fcb30406b4
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Filesize
147KB
MD5e488b56fcbc5135fff709a1338339715
SHA1cb325b8a1b1d12c7cfebb1af90cab511b172ee54
SHA256617455b326e22b7e6274e3c5effabe696b94711aaa367c5eefee79bfa78e764e
SHA512d9d9f3d67b7b2d09841aa414af1100255ab55573ed7853f54b37e41bef9fc42364477be91e96c94d9be98de3a663135f92af22487cc8cf19c7304fa47aec3993