Resubmissions
23-09-2024 18:50
240923-xg1r5sxdkl 1016-09-2024 19:16
240916-xytp6avfkg 1016-09-2024 18:46
240916-xekyxatfqj 10Analysis
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max time kernel
30s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-09-2024 19:16
Static task
static1
Behavioral task
behavioral1
Sample
Satana.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Satana.exe
Resource
win10v2004-20240802-en
General
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Target
Satana.exe
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Size
49KB
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MD5
46bfd4f1d581d7c0121d2b19a005d3df
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SHA1
5b063298bbd1670b4d39e1baef67f854b8dcba9d
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SHA256
683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96
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SHA512
b52aa090f689765d099689700be7e18922137e7a860a00113e3f72aa6553e94a870bbb741e52de9617506a236a2a59198fb224fcd128576d76642eec9d715df5
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SSDEEP
768:AbFw10RFnAwJM7MiqwecUaX5h4IuCdYa+XLXTGY1idL2WYiwtDj:Apw10vnAOIUaJh4IXdWXLXTWLfuFj
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\!satana!.txt
Signatures
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Satana
Ransomware family which also encrypts the system's Master Boot Record (MBR).
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Deletes itself 1 IoCs
pid Process 2692 mzrfm.exe -
Executes dropped EXE 2 IoCs
pid Process 2756 mzrfm.exe 2692 mzrfm.exe -
Loads dropped DLL 6 IoCs
pid Process 2404 Satana.exe 2404 Satana.exe 2404 Satana.exe 2404 Satana.exe 2756 mzrfm.exe 2692 mzrfm.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\xrgc = "C:\\Users\\Admin\\AppData\\Local\\Temp\\!satana!.txt" Satana.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 mzrfm.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2072 set thread context of 2404 2072 Satana.exe 30 PID 2756 set thread context of 2692 2756 mzrfm.exe 35 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-masterfs.xml mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\performance.png mzrfm.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_zh_4.4.0.v20140623020002\feature.xml mzrfm.exe 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\oracle.gif mzrfm.exe File opened for modification C:\Program Files\7-Zip\Lang\fy.txt mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\TitleButtonSubpicture.png mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\NavigationRight_ButtonGraphic.png mzrfm.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\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\7-Zip\Lang\ko.txt mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-next-over-select.png mzrfm.exe File created C:\Program Files\Common Files\System\msadc\!satana!.txt mzrfm.exe File created C:\Program Files\Common Files\System\msadc\en-US\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-ImageMask.png mzrfm.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\7-Zip\Lang\be.txt mzrfm.exe File created C:\Program Files\Common Files\Microsoft Shared\TextConv\ja-JP\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Peacock.jpg mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\NavigationLeft_SelectionSubpicture.png mzrfm.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\7-Zip\Lang\kaa.txt mzrfm.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\!satana!.txt mzrfm.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Psychedelic.jpg mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\vignettemask25.png mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\content-foreground.png mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\photoedge_videoinset.png mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\pushplaysubpicture.png mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\1047x576black.png mzrfm.exe File opened for modification C:\Program Files\7-Zip\Lang\tg.txt mzrfm.exe File created C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\de-DE\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\720x480blacksquare.png mzrfm.exe File created C:\Program Files\Google\Chrome\Application\106.0.5249.119\default_apps\!satana!.txt mzrfm.exe File created C:\Program Files\Java\jdk1.7.0_80\jre\lib\jfr\!satana!.txt mzrfm.exe 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.xml mzrfm.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.ecore_2.10.1.v20140901-1043\feature.xml mzrfm.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\Alphabet.xml mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\Notes_content-background.png mzrfm.exe File created C:\Program Files\Java\jdk1.7.0_80\include\win32\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\gtkHandle.png mzrfm.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base.xml mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\play-static.png mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Push\NavigationRight_SelectionSubpicture.png mzrfm.exe File opened for modification C:\Program Files\7-Zip\Lang\ca.txt mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationRight_ButtonGraphic.png mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\userContent_16x9_imagemask.png mzrfm.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.e4.rcp_1.3.100.v20141007-2033\feature.xml mzrfm.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-api-annotations-common.xml mzrfm.exe File opened for modification C:\Program Files\7-Zip\License.txt mzrfm.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationUp_SelectionSubpicture.png mzrfm.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\win7.png mzrfm.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\NavigationRight_ButtonGraphic.png mzrfm.exe 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\masterix.gif mzrfm.exe 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\plugin.xml mzrfm.exe File created C:\Program Files\Common Files\Microsoft Shared\!satana!.txt mzrfm.exe File created C:\Program Files\Google\Chrome\Application\106.0.5249.119\WidevineCdm\_platform_specific\win_x64\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\LogoCanary.png mzrfm.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-awt.xml mzrfm.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Garden.jpg mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\PreviousMenuButtonIcon.png mzrfm.exe File created C:\Program Files\Common Files\System\msadc\es-ES\!satana!.txt mzrfm.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\circle_glass_Thumbnail.bmp mzrfm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mzrfm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mzrfm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language VSSADMIN.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Satana.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Satana.exe -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 1960 VSSADMIN.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2692 mzrfm.exe Token: SeBackupPrivilege 1480 vssvc.exe Token: SeRestorePrivilege 1480 vssvc.exe Token: SeAuditPrivilege 1480 vssvc.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2072 wrote to memory of 2404 2072 Satana.exe 30 PID 2404 wrote to memory of 2756 2404 Satana.exe 34 PID 2404 wrote to memory of 2756 2404 Satana.exe 34 PID 2404 wrote to memory of 2756 2404 Satana.exe 34 PID 2404 wrote to memory of 2756 2404 Satana.exe 34 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2756 wrote to memory of 2692 2756 mzrfm.exe 35 PID 2692 wrote to memory of 1960 2692 mzrfm.exe 36 PID 2692 wrote to memory of 1960 2692 mzrfm.exe 36 PID 2692 wrote to memory of 1960 2692 mzrfm.exe 36 PID 2692 wrote to memory of 1960 2692 mzrfm.exe 36 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\Satana.exe"C:\Users\Admin\AppData\Local\Temp\Satana.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2072 -
C:\Users\Admin\AppData\Local\Temp\Satana.exe"C:\Users\Admin\AppData\Local\Temp\Satana.exe"2⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2404 -
C:\Users\Admin\AppData\Local\Temp\mzrfm.exe"C:\Users\Admin\AppData\Local\Temp\mzrfm.exe" {846ee340-7039-11de-9d20-806e6f6e6963} "C:\Users\Admin\AppData\Local\Temp\Satana.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Users\Admin\AppData\Local\Temp\mzrfm.exe"C:\Users\Admin\AppData\Local\Temp\mzrfm.exe" {846ee340-7039-11de-9d20-806e6f6e6963} "C:\Users\Admin\AppData\Local\Temp\Satana.exe"4⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Windows\SysWOW64\VSSADMIN.EXE"C:\Windows\system32\VSSADMIN.EXE" Delete Shadows /All /Quiet5⤵
- System Location Discovery: System Language Discovery
- Interacts with shadow copies
PID:1960
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵PID:2280
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1480
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
1Pre-OS Boot
1Bootkit
1Replay Monitor
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Downloads
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Filesize
1KB
MD5725ea384e4399365cbfea917c9fa8ad9
SHA1f05da5f958a6bfac8d5f7f2e5078a159b86dfe4b
SHA256db5268bf61e1fcbef85b601dd9972044c06c66dffd5b6d4e15ec70fb781ba3f3
SHA512f6ae6763b5df7d9efd61b6fbea3c391a3efc1034767b435111e668e97cf3a313db656d1374662282c9c02d5720f89081fc2c3b753c7b7394e7e8f51f580a9e66
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Filesize
49KB
MD546bfd4f1d581d7c0121d2b19a005d3df
SHA15b063298bbd1670b4d39e1baef67f854b8dcba9d
SHA256683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96
SHA512b52aa090f689765d099689700be7e18922137e7a860a00113e3f72aa6553e94a870bbb741e52de9617506a236a2a59198fb224fcd128576d76642eec9d715df5