Analysis
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max time kernel
150s -
max time network
51s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
10-06-2024 23:26
Behavioral task
behavioral1
Sample
739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe
Resource
win10v2004-20240508-en
General
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Target
739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe
-
Size
56KB
-
MD5
01efd46b64cdc78eac7af7ea663a6c16
-
SHA1
61c2ed35dbc6f2568a83f92be37975af8ea85833
-
SHA256
739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647
-
SHA512
90928ca62a446a6b50f0ecf88e5cdf92ccd28cb33b3803a1df2d1f991da749c5510a0082798d11330988e5dd61867baa5f6e069b7532c85541682295db9cdc30
-
SSDEEP
1536:CTWn1++PJHJXA/OsIZfzc3/Q8asUsJOLKc/L:KQSohsUsUKM
Malware Config
Signatures
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Renames multiple (5303) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/2372-0-0x0000000000400000-0x000000000040A000-memory.dmp UPX behavioral2/files/0x000600000002328f-2.dat UPX behavioral2/files/0x0008000000022970-6.dat UPX behavioral2/memory/2372-1224-0x0000000000400000-0x000000000040A000-memory.dmp UPX -
resource yara_rule behavioral2/memory/2372-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x000600000002328f-2.dat upx behavioral2/files/0x0008000000022970-6.dat upx behavioral2/memory/2372-1224-0x0000000000400000-0x000000000040A000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\PresentationUI.resources.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationClientSideProviders.resources.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-ppd.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Grace-ppd.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Common Files\System\Ole DB\de-DE\msdasqlr.dll.mui.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.VisualBasic.Forms.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebSockets.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\Microsoft.VisualBasic.Forms.resources.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Riblet.eftx.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-white_scale-180.png.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN110.XML.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Common Files\microsoft shared\ink\tipskins.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.Win32.Registry.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-heap-l1-1-0.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Trial-ul-oob.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART11.BDR.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Xaml.resources.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\thaidict.md.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\PresentationCore.resources.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Retail-ul-phn.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\MSZIP.DIC.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Globalization.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.AccessControl.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_LinkDrop32x32.gif.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\rsod\osmmui.msi.16.en-us.tree.dat.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\GARAIT.TTF.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ja-jp.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Primitives.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\ZeroByteFile.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Delete.White.png.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\UIAutomationClient.resources.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\hijrah-config-umalqura.properties.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\ACEODDBS.DLL.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\7-Zip\Lang\sr-spl.txt.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Numerics.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ppd.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest2-pl.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewCommentRTL.White.png.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encoding.CodePages.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Times New Roman-Arial.xml.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Xaml.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Google\Chrome\Application\110.0.5481.104\Locales\en-GB.pak.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\instrument.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\management.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash_11-lic.gif.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusEDUR_Subscription-pl.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\7-Zip\Lang\tt.txt.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Common Files\System\uk-UA\wab32res.dll.mui.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Interop.MSDASC.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN111.XML.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTrial-pl.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\shaded.dotx.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-phonetic.xml.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\sr-Cyrl-RS\msipc.dll.mui.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Thread.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Xml.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-180.png.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\rsod\excelmui.msi.16.en-us.boot.tree.dat.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusMSDNR_Retail-ppd.xrm-ms.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-multibyte-l1-1-0.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordcnv.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\WindowsFormsIntegration.resources.dll.tmp 739bad7c83e49b69a40923bb0780c3d46d37f6e5cfb9b303f48189404bdc2647.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
57KB
MD5d434bd30868fadc32a0f1f61847ef0a0
SHA1b59f00482406faac9a8fae2f500a1a701d1e2362
SHA25629a17562f6180a98c1639dd9223bc91e63d4726e4997a7b5c6464a2b8177c65a
SHA512873a8156521d68b4cd51293b72dabb35dfc8d9ae55aa89b568bbb4640dbc4b6ae954a887c45a96107aeeef147560300161c960b5f543750692da0a749095dfa8
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Filesize
156KB
MD570e6d316deef20880a3c031e1238fd53
SHA1551db23c053a214d73245027b1ea49cb19ef3b51
SHA25648aef275fbe7d7627d34f8b4d0ec135eec8748016810538c3789d31bacb19e23
SHA5126a3d10fac8a878672e9df69f8e238aa42972d661f615982bc648296ac6eea008fd7d2b5b0aae3884afc12fb8e22a3055d6dcc35fcebd147f5375e0a9c95404cc