Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
11-06-2024 12:48
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe
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Size
664KB
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MD5
32a690c021208b450ac8c174fcf7300d
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SHA1
7491b337541c9e9531b65a15e31c0e16ccc39796
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SHA256
4ba82612c95063996d8576ac96fb570845fc7826d5cdc571c24a07a3c967d0b8
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SHA512
9f3806b8e5c7c34fa71bb584a2322a2a4eab88818aaf4fb182bb48d48d57c670741659da295624c8b51773e1cc192c950eeeb0e1af1ae8e6d82b5300ca9ec669
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SSDEEP
12288:is9ge6iSoCU5qJSr1eFt1U1Mqee4e0qbDgsA7HUzTshDsZfvGmW:m8SoCU5qJSr1en18l4e0qbDgsKeT+so
Malware Config
Signatures
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Azov
A wiper seeking only damage, first seen in 2022.
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Renames multiple (1239) 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 2 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" 2024-06-11_32a690c021208b450ac8c174fcf7300d_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) \??\X: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\Y: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\A: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\L: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\O: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\P: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\T: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\H: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\K: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\N: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\Q: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\U: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\S: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\Z: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\E: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\G: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\J: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\M: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\R: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\B: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\I: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\V: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened (read-only) \??\W: 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.docs.ja_5.5.0.165303.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Cocos 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\PST8PDT 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Soft Blue.htm 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationRight_SelectionSubpicture.png 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\splash.gif 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\fontconfig.bfc 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmlaunch.exe 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\javafx.policy 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.jdp.zh_CN_5.5.0.165303.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.operations.nl_zh_4.4.0.v20140623020002.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\vignettemask25.png 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\nacl_irt_x86_64.nexe 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\bin\NetworkServerControl.bat 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File created C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\RESTORE_FILES.txt 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Palau 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_hu.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\feature.properties 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\META-INF\RESTORE_FILES.txt 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\kk.txt 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationUp_SelectionSubpicture.png 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\hr.pak 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Rankin_Inlet 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Manila 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.zh_CN_5.5.0.165303.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.ui.sdk.scheduler.nl_zh_4.4.0.v20140623020002.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\White_Chocolate.jpg 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\RELEASE-NOTES.html 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\mc.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench_1.2.1.v20140901-1244.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ca.txt 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\sa.txt 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskmenu\oskmenubase.xml 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Kentucky\Monticello 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.attach.zh_CN_5.5.0.165303.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.css.swt.theme.nl_ja_4.4.0.v20140623020002.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Kaliningrad 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.commands_5.5.0.165303.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\sl-SI\RESTORE_FILES.txt 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\it-IT\sqlxmlx.rll.mui 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Push\NavigationUp_SelectionSubpicture.png 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsMainBackground_PAL.wmv 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\icudtl.dat 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Bishkek 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Mendoza 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Matamoros 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Scoresbysund 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Pitcairn 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.components.ui_5.5.0.165303.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.emf.ecore.change_2.10.0.v20140901-1043.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\auxpad.xml 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Shanghai 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Pago_Pago 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\rtstreamsource.ax 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\colorcycle.png 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationLeft_ButtonGraphic.png 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_fr.jar 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.win32.win32.x86_64_1.1.200.v20141007-2033\META-INF\MANIFEST.MF 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ro.txt 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\16to9Squareframe_Buttongraphic.png 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationLeft_ButtonGraphic.png 2024-06-11_32a690c021208b450ac8c174fcf7300d_ryuk.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD578ede93114e65f9160fd03d3357c56e6
SHA188d531b101e57655f1d0d26c6b3257aa2468d460
SHA256c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5
SHA512074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d