Analysis Overview
SHA256
6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d
Threat Level: Known bad
The file 6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d was found to be: Known bad.
Malicious Activity Summary
Ryuk
Checks computer location settings
Adds Run key to start application
Drops file in Program Files directory
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-02-20 06:05
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-20 06:05
Reported
2022-02-20 07:00
Platform
win7-en-20211208
Max time kernel
186s
Max time network
149s
Command Line
Signatures
Ryuk
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Windows\system32\reg.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchos = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe" | C:\Windows\system32\reg.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Full\NavigationLeft_ButtonGraphic.png | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\NavigationLeft_ButtonGraphic.png | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\content-types.properties | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\zipfs.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ecf.ssl_1.1.0.v20140827-1444.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.jarprocessor.nl_ja_4.4.0.v20140623020002.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\System\Ole DB\es-ES\RyukReadMe.txt | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyMainToNotesBackground_PAL.wmv | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\btn-back-static.png | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_zh_CN.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Indiana\Winamac | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Kiritimati | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler.xml | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\ne.txt | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationLeft_ButtonGraphic.png | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsScenesBackground.wmv | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\localedata.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\feature.properties | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.jsp.jasper_1.0.400.v20130327-1442.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.touchpoint.natives.nl_zh_4.4.0.v20140623020002.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\core_ja.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskpred\oskpredbase.xml | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-jvmstat_ja.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\LICENSE | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\lib\zi\America\Indiana\Tell_City | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core-output2.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Sydney | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\RyukReadMe.txt | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\zh-cn.txt | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_performance_Thumbnail.bmp | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\LICENSE | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\css\blafdoc.css | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\title.htm | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\schema\com.jrockit.mc.rjmx.syntheticattribute.exsd | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\Microsoft Shared\ink\cs-CZ\RyukReadMe.txt | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\720x480icongraphic.png | C:\Windows\system32\taskhost.exe | N/A |
| 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 | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.win32.win32.x86_64.nl_ja_4.4.0.v20140623020002.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-progress-ui.xml | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\nb.txt | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\RyukReadMe.txt | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\cacerts | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_it.properties | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\META-INF\MANIFEST.MF | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\lib\zi\America\Guayaquil | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\NavigationLeft_SelectionSubpicture.png | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\icons\file_obj.gif | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\locale\org-openide-modules_ja.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_specialocc_Thumbnail.bmp | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Push\push.png | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\ConvertToNew.TS | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\Microsoft Shared\Stationery\Bears.jpg | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Baghdad | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Istanbul | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\booklist.gif | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-windows_ja.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-keyring-impl.xml | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\lib\deploy\messages_ko.properties | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\osknumpad\RyukReadMe.txt | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\16to9Squareframe_SelectionSubpicture.png | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\resources.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Paris | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.net_1.2.200.v20120807-0927.jar | C:\Windows\system32\taskhost.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-api-search_zh_CN.jar | C:\Windows\system32\taskhost.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe
"C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe" /f
C:\Windows\system32\reg.exe
REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe" /f
Network
Files
memory/1156-54-0x000007FEFC3C1000-0x000007FEFC3C3000-memory.dmp
memory/1248-55-0x000000013F860000-0x000000013FBEE000-memory.dmp
memory/1248-57-0x000000013F860000-0x000000013FBEE000-memory.dmp
memory/1368-58-0x000000013F860000-0x000000013FBEE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-20 06:05
Reported
2022-02-20 07:02
Platform
win10v2004-en-20220113
Max time kernel
44s
Max time network
137s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Windows\system32\reg.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchos = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe" | C:\Windows\system32\reg.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe
"C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe" /f
C:\Windows\system32\reg.exe
REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6d768a860ccf91cc9cb4d127dd648d3b91d99e8c3467a8c45e5b0eb2a01acc3d.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 168.62.242.76:443 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| US | 20.42.65.88:443 | tcp |
Files
memory/2344-133-0x00007FF669AB0000-0x00007FF669E3E000-memory.dmp