Analysis
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max time kernel
133s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
06/06/2024, 00:46
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe
Resource
win7-20240215-en
windows7-x64
3 signatures
150 seconds
General
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Target
2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe
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Size
664KB
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MD5
2232c7e9996e73d248f7df416e9baae0
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SHA1
e6e394eda3633d807856e791784593ddaa00ae7c
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SHA256
b81544613f987e28c8278da25c4b750b86b27a20e844acfb73f5ad5cdd44302c
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SHA512
680cbc79e25ffc4447b0b367f883f30c8294258632483806b95ad2de64bc49eb3a0f42138c3a0e2602795826c9ac7c86f4f63f27542d911ce710718e9032af94
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SSDEEP
12288:Es9IxU/SoCU5qJSr1e/4UIIoUFX7vcQlgOAtHUzTsh3drrr1wshrtbI1QQ:AqSoCU5qJSr1e/4jUX7vLlgOAeT2eSQ
Malware Config
Signatures
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\U: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\A: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\E: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\G: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\H: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\J: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\Q: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\S: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\X: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\I: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\O: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\P: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\T: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\Y: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\B: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\K: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\L: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\N: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\R: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\Z: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\M: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\V: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened (read-only) \??\W: 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\mip.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\notification_helper.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jucheck.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Windows NT\Accessories\wordpad.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2024-06-06_2232c7e9996e73d248f7df416e9baae0_ryuk.exe