Analysis
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max time kernel
90s -
max time network
138s -
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, 21:55
Static task
static1
Behavioral task
behavioral1
Sample
2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe
Resource
win10v2004-20250217-en
General
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Target
2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe
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Size
664KB
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MD5
6047b9c8cc65c1c916615f790e9eafc6
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SHA1
416dba062f1bd8e9c22ed522a7b03678fa0eb927
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SHA256
d1b99dbc8275d3057af02f792dd6eaa8d57e8681e5591dfdd018363589543971
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SHA512
76b840b01548fa61c7890747f2dd3e98658f59ce9c6ebb337d27a862d854861f1b579e69b3536256ef2ea87c478159355f7da6ddc9ff29dcc4fb6d886732bd4e
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SSDEEP
12288:5s9r6+RpSoCU5qJSr1e+FU4ryvz5WDt8gMAlHUzTshvq7C1jwY:SXSoCU5qJSr1e+Fc75WDt8gMMeTGq7ij
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 (572) 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_6047b9c8cc65c1c916615f790e9eafc6_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) \??\Q: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\A: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\G: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\L: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\M: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\V: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\W: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\I: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\J: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\P: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\S: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\B: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\E: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\H: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\N: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\R: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\T: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\U: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\Z: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\K: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\O: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\X: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened (read-only) \??\Y: 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ink\es-MX\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-CA\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\Source Engine\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\da.pak 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\es-419.pak 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\include\jni.h 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\THIRDPARTYLICENSEREADME-JAVAFX.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\io.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\th.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\legal\jdk\freebxml.md 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\legal\jdk\zlib.md 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_MoveDrop32x32.gif 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\lib\deploy\[email protected] 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\Internet Explorer\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\GroupCopy.dib 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\server\Xusage.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred.xml 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\sl.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\SharedPerformance.man 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsesp.xml 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\Common Files\System\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fr.pak 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\Logo.png 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ug.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\pwahelper.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\da.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\fr-FR\sqloledb.rll.mui 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\ja-JP\sqlxmlx.rll.mui 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\legal\jdk\xmlresolver.md 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad\RESTORE_FILES.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_87000\javaw.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\msedgewebview2.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\management\management.properties 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\legal\jdk\thaidict.md 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsdeu.xml 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\ja-JP\sqloledb.rll.mui 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_200_percent.pak 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\initial_preferences 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\gu.txt 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\hwritash.dat 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsrom.xml 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fi.pak 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipstr.xml 2025-03-06_6047b9c8cc65c1c916615f790e9eafc6_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