Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/03/2025, 06:11
Static task
static1
Behavioral task
behavioral1
Sample
2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe
Resource
win10v2004-20250217-en
General
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Target
2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe
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Size
664KB
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MD5
8cb20120cbffa976277c992d2fc1c633
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SHA1
57971dc11c99c2261242e24058fb9528a6219f96
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SHA256
9f7fcc877645899abcf028022a04454d81b5f757c825500c2278fa84ba7799fd
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SHA512
e1a1aa76978e64fa9413974d271e602b76f8a6410c87c119f5a8a03eb52c85a8b3aac20928f2d0b3bf4c41485e2a2e9f0b4aafcf45ffd7b59c2f6e42276f6b91
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SSDEEP
12288:rs9hR66kSoCU5qJSr1eCyUZbOj39fyf4MgqAUHUzTshp1dIWcI:+ROSoCU5qJSr1eCyJZfyf4Mgq9eTsIJI
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 (1238) 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_8cb20120cbffa976277c992d2fc1c633_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_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\V: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\X: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\A: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\B: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\W: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\E: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\I: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\K: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\O: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\Q: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\L: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\M: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\N: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\P: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\U: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\Y: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\Z: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\G: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\H: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\J: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\R: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\S: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationRight_ButtonGraphic.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\sunjce_provider.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Shades of Blue.htm 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-ImageMask.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationUp_SelectionSubpicture.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\System\ado\fr-FR\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Postage_VideoInset.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\management\snmp.acl.template 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+7 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rcp.intro.zh_CN_5.5.0.165303.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\javax.servlet.jsp_2.2.0.v201112011158.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Oarpmany.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\COPYRIGHT 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\javafx.properties 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Santiago 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.rcp.product_5.5.0.165303\feature.xml 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.controlpanel.ui.zh_CN_5.5.0.165303.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\icons\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\fi.pak 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\zh-TW.pak 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_zh_TW.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Campo_Grande 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\System\ado\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\System\Ole DB\it-IT\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\ja-JP\sqlxmlx.rll.mui 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding.observable.nl_zh_4.4.0.v20140623020002.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.ql_2.0.100.v20131211-1531.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\da.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyMainBackground.wmv 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Heart_SelectionSubpicture.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Indiana\Knox 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench.addons.swt.nl_zh_4.4.0.v20140623020002.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\kor-kor.xml 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\Microsoft Shared\MSInfo\fr-FR\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\circle_glass_Thumbnail.bmp 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Pyongyang 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\gimap.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\nb-NO\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\System\ja-JP\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\include\win32\bridge\AccessBridgeCallbacks.h 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT-13 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.components.ui.ja_5.5.0.165303.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding.property.nl_ja_4.4.0.v20140623020002.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+4 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding.observable.nl_ja_4.4.0.v20140623020002.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\NavigationRight_SelectionSubpicture.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_hu.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\ct.sym 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.apache.httpcomponents.httpcore_4.2.5.v201311072007.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Windows Mail\wab.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Syowa 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Saipan 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\DVD Maker\fr-FR\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationLeft_ButtonGraphic.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_zh_CN.properties 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationRight_SelectionSubpicture.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\720_480shadow.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\NavigationLeft_SelectionSubpicture.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_trans_matte.wmv 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Notes_INTRO_BG_PAL.wmv 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Casablanca 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.touchpoint.natives.nl_ja_4.4.0.v20140623020002.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Catamarca 2025-03-06_8cb20120cbffa976277c992d2fc1c633_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