Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
16-06-2024 11:57
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe
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Size
664KB
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MD5
53e275e2b858405ce407fd21501b98a9
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SHA1
55e72c38922f437e5cd6818161cb8d07d54cc60b
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SHA256
ede2d38d5b84b16e3bd0aabd1a94056996d7e03660027bc3f5897787986ecd5c
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SHA512
e69dd260fee0a48da82ca5e624cb5551b76eec0483a75c70f3a1d099e12363d85ef4fffb39dd976545005aab8f4ca3bfb060f44f93d8447fd9723dc46f63d427
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SSDEEP
12288:Fs9oO3KSoCU5qJSr1eyEUcNj3YO0eWNyg/AnHUzTshY8Vh:ZRSoCU5qJSr1eyE/IO0eWNyg/qeTyL
Malware Config
Signatures
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Azov
A wiper seeking only damage, first seen in 2022.
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Renames multiple (1962) 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
Processes:
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bandera = "C:\\ProgramData\\rdpclient.exe" 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exedescription ioc process File opened (read-only) \??\S: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\T: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\W: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\Y: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\G: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\H: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\M: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\O: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\Z: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\X: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\A: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\I: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\P: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\R: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\K: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\Q: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\U: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\V: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\N: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\B: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\E: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\J: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened (read-only) \??\L: 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe -
Drops file in Program Files directory 64 IoCs
Processes:
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exedescription ioc process File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4_classic_winxp.css 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-autoupdate-cli_ja.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-core_ja.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\specialmainsubpicture.png 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyNotesBackground_PAL.wmv 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_it.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.osgi.services_3.4.0.v20140312-2051.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-autoupdate-services.xml 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hwrenclm.dat 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\circle_glass_Thumbnail.bmp 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\WidevineCdm\LICENSE 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.services_1.1.0.v20140328-1925.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-filesystems.xml 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers\RESTORE_FILES.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\VideoWall\RESTORE_FILES.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_es.properties 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\javafx-mx.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.artifact.repository.nl_zh_4.4.0.v20140623020002.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-options-api.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-profiling.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jre7\lib\deploy\messages.properties 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationRight_ButtonGraphic.png 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\btn-previous-static.png 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\title_stripe.png 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\RESTORE_FILES.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\id.pak 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File created C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\North_Dakota\RESTORE_FILES.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher_1.3.0.v20140415-2008.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-split.avi 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Chita 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jre7\lib\ext\localedata.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\lv.pak 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-application-views_zh_CN.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\CET 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.rcp_4.4.0.v20141007-2301\feature.properties 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Regina 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\NavigationRight_ButtonGraphic.png 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\NavigationUp_SelectionSubpicture.png 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_it.properties 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.publisher.nl_ja_4.4.0.v20140623020002.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-netbeans-modules-options-api.xml 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\nl-NL\RESTORE_FILES.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\zh-CN\RESTORE_FILES.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Halifax 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Bucharest 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-jvm_zh_CN.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\README.html 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\bg-BG\RESTORE_FILES.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Tanspecks.jpg 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\MEIPreload\manifest.json 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT-11 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\lv.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Common Files\System\ado\msadomd28.tlb 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationUp_SelectionSubpicture.png 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\3RDPARTY 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Volgograd 2024-06-16_53e275e2b858405ce407fd21501b98a9_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\META-INF\MANIFEST.MF 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.win32.nl_ja_4.4.0.v20140623020002.jar 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-tools.xml 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\pl-PL\RESTORE_FILES.txt 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\db\bin\setEmbeddedCP 2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\server\classes.jsa 2024-06-16_53e275e2b858405ce407fd21501b98a9_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