Analysis
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max time kernel
89s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
06/03/2025, 18:47
Static task
static1
Behavioral task
behavioral1
Sample
2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe
Resource
win10v2004-20250217-en
General
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Target
2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe
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Size
664KB
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MD5
0eaf36d5491c37259fd5c5a9c598efa5
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SHA1
179629db3e7e97ea78c688e7e9e714eabd9afa3b
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SHA256
799a339ff96d71df707fdf08357a290f97704587a224d7d1583de3405758c431
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SHA512
a39e70430f20c8861725ccd57a26bb3b39bc0d4b74f2076439e681c054a3d759a30fa807b154cdba24e25b577c8d21e29d5095952a6e6e8f34641bdb51b7ce53
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SSDEEP
12288:+s9zbXgSoCU5qJSr1e21UCYrn2IulPIgtAKHUzTshTZcZDoVpmA:lkSoCU5qJSr1e21K2IulPIgtbeT4VJ
Malware Config
Signatures
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Azov
A wiper seeking only damage, first seen in 2022.
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Azov family
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Renames multiple (472) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bandera = "C:\\ProgramData\\rdpclient.exe" 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe -
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) \??\T: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\U: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\V: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\E: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\S: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\W: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\X: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\Y: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\Z: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\I: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\A: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\G: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\K: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\L: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\M: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\N: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\O: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\R: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\B: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\H: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\J: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\P: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened (read-only) \??\Q: 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Common Files\microsoft shared\ink\hwrdeush.dat 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsid.xml 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\Common Files\System\ado\es-ES\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\legal\javafx\mesa3d.md 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\fontconfig.properties.src 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\legal\jdk\cldr.md 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\cmm\GRAY.pf 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\legal\javafx\directshow.md 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\is.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipstr.xml 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.WindowsDesktop.App.deps.json 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\123.0.6312.122.manifest 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ml.pak 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_TW.properties 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_ca.xml 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ms.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\tr.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\sv.pak 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\legal\javafx\libxslt.md 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\msedge.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\et.pak 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\ServiceWatcherSchedule.xml 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\lib\dt.jar 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\7-Zip\7zCon.sfx 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\7-Zip\Lang\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\uz-cyrl.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pt-BR.pak 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\SmallLogo.png 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pt-PT.pak 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\Internet Explorer\de-DE\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\Internet Explorer\uk-UA\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCallbacks.h 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.h 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\legal\jdk\pkcs11wrapper.md 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ru.pak 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\rt.jar 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols.xml 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\123.0.6312.123.manifest 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\legal\javafx\libxslt.md 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeComRegisterShellARM64.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_LinkDrop32x32.gif 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\lv.pak 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\sk.pak 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaSansRegular.ttf 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\hwresplm.dat 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsesp.xml 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\Common Files\System\uk-UA\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe File created C:\Program Files\Java\jdk-1.8\include\win32\RESTORE_FILES.txt 2025-03-06_0eaf36d5491c37259fd5c5a9c598efa5_ryuk.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD578ede93114e65f9160fd03d3357c56e6
SHA188d531b101e57655f1d0d26c6b3257aa2468d460
SHA256c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5
SHA512074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d