Analysis
- max time kernel
120s - max time network
102s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
26/07/2024, 11:42
Behavioral task
behavioral1
Sample
033d88698292aa678d38309ff6737fa0N.exe
Resource
win7-20240704-en
windows7-x64
4 signatures
120 seconds
Behavioral task
behavioral2
Sample
033d88698292aa678d38309ff6737fa0N.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
4 signatures
120 seconds
General
- Target 033d88698292aa678d38309ff6737fa0N.exe
- Size 23KB
- Sample240726-nvhdaavhll
- SHA256 db69de7c5b302849b6f8b9f13e0e3b4d2d1b977e884c3a59d3f7fd7f93a07e3c
- MD5 033d88698292aa678d38309ff6737fa0
- SHA1 af4b5af57cca51c80bf7397b57ecca73560d49f6
- SHA512 eddb1d6be185a9f90ba394211fc5a4ce8433b41d09ac266b23065c8544d0956f399909a96ebd787bbbc968c8a4a6be1b26a6ed0c91a7b4663541f6912d3a6cee
- SSDEEP 384:QOlIBXDaU7CPKK0TIhfJJPbUEobUE51lV2Jruw2Jruz:kBT37CPKKdJJTU3U2lgJrQJrK
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (4693) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/4232-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x0009000000023430-2.dat upx behavioral2/files/0x0014000000022912-6.dat upx behavioral2/memory/4232-1220-0x0000000000400000-0x000000000040A000-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\System.Windows.Forms.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\ko.pak.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial4-ppd.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsfra.xml.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Pipes.AccessControl.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\PresentationUI.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Aero.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Forms.Primitives.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\ReachFramework.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Integral.thmx.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUICellModel.bin.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-private-l1-1-0.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsnld.xml.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\System\ado\es-ES\msader15.dll.mui.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.CodeDom.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Java\jre-1.8\lib\ext\sunec.jar.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-environment-l1-1-0.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial-Times New Roman.xml.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\PresentationCore.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Controls.Ribbon.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\PresentationCore.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\WindowsFormsIntegration.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntime2019R_PrepidBypass-ppd.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\System.Spatial.NetFX35.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Office16\FPA_f3\FA000000003.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\PresentationFramework.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\dnsns.jar.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ul-oob.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Xaml.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_Subscription-pl.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Core.NetFX35.V7.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.Common.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Channels.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_SubTrial-ppd.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\System\msadc\de-DE\msdaremr.dll.mui.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Linq.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Metadata.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.CompilerServices.Unsafe.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.RegularExpressions.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-ppd.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipRes.dll.mui.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\microsoft shared\ink\sk-SK\tipresx.dll.mui.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\microsoft shared\ink\tpcps.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.NETCore.App.runtimeconfig.json.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-ul-phn.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTrial-ppd.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Subscription-ul-oob.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-ul-oob.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp3-pl.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\UIAutomationProvider.resources.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jawt.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Trial-ul-oob.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial-ppd.xrm-ms.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-white_scale-80.png.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-stdio-l1-1-0.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-conio-l1-1-0.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\System\ado\msado25.tlb.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\Common Files\System\msadc\es-ES\msadcor.dll.mui.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\hostpolicy.dll.tmp 033d88698292aa678d38309ff6737fa0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Globalization.Extensions.dll.tmp 033d88698292aa678d38309ff6737fa0N.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 033d88698292aa678d38309ff6737fa0N.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-3419463127-3903270268-2580331543-1000\desktop.ini.tmp
- Size 24KB
- SHA256 4afdc054c171bafa407c4d55ec2ff3adb03d6a50dfe5839bbe03afd8d2329bfb
- MD5 13d98919d0cb0dbcfb10e6de2b34a74d
- SHA1 1bac6c48a7da0d73d12263195fb456d129701a50
- SHA512 a620c47c1db20ee8c194d2a3abc58a8de2a92ca95ac0fcf8840ef872cd1d5b160dde0243c8a15c4787333561fe5128deaf4cba5e2307685f24fba7a624b2b2fb
- SSDEEP 384:QOlIBXDaU7CPKK0TIhfJJPbUEobUE51lV2Jruw2Jruyi:kBT37CPKKdJJTU3U2lgJrQJrJi
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 122KB
- SHA256 4e4d8f24123f1b4ac050fd6667ad95fad2f07a1f400f05522b9c6311affbf93a
- MD5 175030eab2355cb2b37073ba8fea2797
- SHA1 0c5a1c02fd9c5f310f8625717613d9dd2f1e0f04
- SHA512 52c095e85cab8afbacc726f208bb3d0a2624ce7a355730d75ff692a0ff48fb9f052e81df761a2991c1f7ffc54634a605b8f2aec06dc6da60e6946d327dd78452
- SSDEEP 1536:CTW7JJTU3UXJrQJrf4pWHlPEXZzjUq3th5f6utM5vLNinVmWvMu0b2UdpXk+p0Ri:hxWHIjN3tj6qnv0b2UrXkbvLY
- MD5 SHA1 SHA512 SSDEEP