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Analysis
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max time kernel
120s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01/09/2024, 16:37
Static task
static1
Behavioral task
behavioral1
Sample
76a3289c32d60f191e296538b4366e90N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
76a3289c32d60f191e296538b4366e90N.exe
Resource
win10v2004-20240802-en
General
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Target
76a3289c32d60f191e296538b4366e90N.exe
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Size
41KB
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MD5
76a3289c32d60f191e296538b4366e90
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SHA1
7bcb3db8f0de34729d56cf40c28cf49d5f6c2b90
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SHA256
cd362961d73aaec6159b98c2dcfdc0c91c51957abb597002a012b16243abb57b
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SHA512
9fa672626edda7fb1c3d169fc83f9229cad23af63009d8d5ff76c41b2bb7916786ddc5729ef90e95ef9b3e4d2b06778302bdd824fd276d6747796d7b284959d6
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SSDEEP
192:pACU3DIY0Br5xjL/EAgAQmP1oynLb22vB7m/FJHo7m/FJHA9jxje6OMmy6OMmIGR:yBs7Br5xjL8AgA71Fbhv/Fzzwzl83/H
Malware Config
Signatures
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Renames multiple (4674) 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\Microsoft Office\root\Office16\1033\GRAPH_K_COL.HXK.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Common Files\System\ado\msado27.tlb.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Specialized.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationProvider.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\wpfgfx_cor3.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Windows.Input.Manipulations.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Java\jdk-1.8\bin\jdeps.exe.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription2-ppd.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\FPA_f2\FA000000002.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Extensions.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.Process.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebClient.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmuxmui.msi.16.en-us.xml.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\7-Zip\7-zip32.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Controls.Ribbon.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Java\jre-1.8\lib\ext\sunmscapi.jar.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial5-ul-oob.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTrial-pl.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\GKWord.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\UIAutomationTypes.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe.manifest.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Metadata.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\UIAutomationClient.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\+Connect to New Data Source.odc.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-80.png.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.DataContractSerialization.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Primitives.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail-pl.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Grace-ppd.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremDemoR_BypassTrial365-ul-oob.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTrial-ul-oob.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\WINWORD_F_COL.HXK.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-file-l1-1-0.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-ul-phn.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fi-FI\tipresx.dll.mui.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\es.pak.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jpeg.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Grace-ppd.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ul-oob.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\Configuration\card_terms_dict.txt.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ko-KR\tipresx.dll.mui.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\UIAutomationTypes.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\Logo.png.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-heap-l1-1-0.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\MEDIA\HAMMER.WAV.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\uk-UA\msinfo32.exe.mui.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationProvider.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Java\jre-1.8\lib\ext\access-bridge-64.jar.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Java\jre-1.8\lib\security\java.policy.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial3-ppd.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ul-phn.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_WHATSNEW.XML.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-file-l1-1-0.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.Extensions.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Classic.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Office16\msvcr120.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Grace-ppd.xrm-ms.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Drawing.Primitives.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.OpenSsl.dll.tmp 76a3289c32d60f191e296538b4366e90N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationClient.resources.dll.tmp 76a3289c32d60f191e296538b4366e90N.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 76a3289c32d60f191e296538b4366e90N.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
41KB
MD5dcbded309b7ad85216b89a5807d24c9a
SHA10c027167084bf735b865bc95607bb231ce4a56bb
SHA2568b8bec470c2c1cba3ddeab4bde4592ebc3fc735535c019b6b7b7f9a67c1f23bf
SHA51285ec586d1ac965bbb057778a10911c29a3bd267489b792a04adc613a8937e6f032074cd3c5775183665dc4bf8611b7e575665d095d56e4062530da09ea29bf49
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Filesize
140KB
MD5809f6399531e6ae8fc17f340d0dec8a8
SHA16dbf5176de36685b56eb6716af4133bbb8af980b
SHA256bf9687e5882c935f90debfebf521d9773fcbd487a41cf3b3e633fffaa1f4d993
SHA512a273c541f99d9c18ddb56415e67d47289dde0ae848ae01fa3714fc4200efd97cba078de2a9276384c59f6a5f6831c30012e5c23bf216a94414db6b255864da71