Analysis
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max time kernel
142s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
14-05-2024 17:25
Static task
static1
Behavioral task
behavioral1
Sample
683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
unpacked.exe
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
unpacked.exe
Resource
win10v2004-20240508-en
Errors
General
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Target
683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.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 2556 xawzh.exe -
Executes dropped EXE 2 IoCs
pid Process 2632 xawzh.exe 2556 xawzh.exe -
Loads dropped DLL 6 IoCs
pid Process 1984 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 1984 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 1984 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 1984 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 2632 xawzh.exe 2556 xawzh.exe -
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\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\ikyvsiie = "C:\\Users\\Admin\\AppData\\Local\\Temp\\!satana!.txt" 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.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 xawzh.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2088 set thread context of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2632 set thread context of 2556 2632 xawzh.exe 30 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\Lang\is.txt xawzh.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\core\locale\!satana!.txt xawzh.exe File created C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\!satana!.txt xawzh.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\Welcome Tool\!satana!.txt xawzh.exe File created C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\!satana!.txt xawzh.exe File created C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\!satana!.txt xawzh.exe File created C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\fr-FR\js\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_foggy.png xawzh.exe File created C:\Program Files\DVD Maker\es-ES\!satana!.txt xawzh.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\images\dialdot.png xawzh.exe File created C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\LISTS\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Stationery\GreenBubbles.jpg xawzh.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\CommonData\CommsOutgoingImage.jpg xawzh.exe File created C:\Program Files (x86)\Windows Defender\ja-JP\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\square_h.png xawzh.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationUp_SelectionSubpicture.png xawzh.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-util.xml xawzh.exe File opened for modification C:\Program Files\Windows Media Player\Network Sharing\ConnectionManager.xml xawzh.exe File created C:\Program Files (x86)\Microsoft Visual Studio 8\!satana!.txt xawzh.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\winXPBlue.png xawzh.exe File created C:\Program Files\VideoLAN\VLC\locale\te\LC_MESSAGES\!satana!.txt xawzh.exe File created C:\Program Files\VideoLAN\VLC\locale\zh_CN\LC_MESSAGES\!satana!.txt xawzh.exe File created C:\Program Files\VideoLAN\VLC\plugins\stream_filter\!satana!.txt xawzh.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\redStateIcon.png xawzh.exe File created C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\BLENDS\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\images\prev_hov.png xawzh.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\META-INF\!satana!.txt xawzh.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-filesystems.xml xawzh.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-sampler.xml xawzh.exe File created C:\Program Files\Microsoft Games\Multiplayer\Spades\en-US\!satana!.txt xawzh.exe File opened for modification C:\Program Files\Mozilla Firefox\browser\VisualElements\VisualElements_150.png xawzh.exe File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Optional\!satana!.txt xawzh.exe File created C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\ICU\!satana!.txt xawzh.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationRight_SelectionSubpicture.png xawzh.exe File created C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\css\!satana!.txt xawzh.exe File created C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\it-IT\js\!satana!.txt xawzh.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\46.png xawzh.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_jpn.xml xawzh.exe File created C:\Program Files\VideoLAN\VLC\locale\ms\LC_MESSAGES\!satana!.txt xawzh.exe File created C:\Program Files (x86)\Google\Update\Download\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Black Tie.xml xawzh.exe File created C:\Program Files (x86)\Reference Assemblies\!satana!.txt xawzh.exe File created C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\es-ES\css\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\info.png xawzh.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\circleround_glass.png xawzh.exe File created C:\Program Files\VideoLAN\VLC\locale\uz\!satana!.txt xawzh.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_box_divider_right.png xawzh.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\tile_drop_shadow.png xawzh.exe File created C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\LINES\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\images\delete_up.png xawzh.exe File created C:\Program Files\Windows Defender\fr-FR\!satana!.txt xawzh.exe File created C:\Program Files\Windows Mail\de-DE\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Metro.xml xawzh.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Verve.xml xawzh.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\fr-FR\gadget.xml xawzh.exe File created C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\QUAD\!satana!.txt xawzh.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\BabyBlue\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_corner_bottom_left.png xawzh.exe File created C:\Program Files\Common Files\System\msadc\de-DE\!satana!.txt xawzh.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-masterfs-nio2.xml xawzh.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-settings.xml xawzh.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\CommonData\!satana!.txt xawzh.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\icon.png xawzh.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\ja-JP\gadget.xml xawzh.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2460 VSSADMIN.EXE -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2556 xawzh.exe Token: SeBackupPrivilege 2188 vssvc.exe Token: SeRestorePrivilege 2188 vssvc.exe Token: SeAuditPrivilege 2188 vssvc.exe Token: SeShutdownPrivilege 2556 xawzh.exe -
Suspicious use of WriteProcessMemory 59 IoCs
description pid Process procid_target PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 2088 wrote to memory of 1984 2088 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 28 PID 1984 wrote to memory of 2632 1984 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 29 PID 1984 wrote to memory of 2632 1984 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 29 PID 1984 wrote to memory of 2632 1984 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 29 PID 1984 wrote to memory of 2632 1984 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe 29 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2632 wrote to memory of 2556 2632 xawzh.exe 30 PID 2556 wrote to memory of 2460 2556 xawzh.exe 31 PID 2556 wrote to memory of 2460 2556 xawzh.exe 31 PID 2556 wrote to memory of 2460 2556 xawzh.exe 31 PID 2556 wrote to memory of 2460 2556 xawzh.exe 31 PID 2556 wrote to memory of 13404 2556 xawzh.exe 37 PID 2556 wrote to memory of 13404 2556 xawzh.exe 37 PID 2556 wrote to memory of 13404 2556 xawzh.exe 37 PID 2556 wrote to memory of 13404 2556 xawzh.exe 37 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13720 2556 xawzh.exe 42 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13796 2556 xawzh.exe 43 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 PID 2556 wrote to memory of 13888 2556 xawzh.exe 45 -
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\683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe"C:\Users\Admin\AppData\Local\Temp\683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Users\Admin\AppData\Local\Temp\683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe"C:\Users\Admin\AppData\Local\Temp\683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96.exe"2⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Users\Admin\AppData\Local\Temp\xawzh.exe"C:\Users\Admin\AppData\Local\Temp\xawzh.exe" {846ee340-7039-11de-9d20-806e6f6e6963} "C:\Users\Admin\AppData\Local\Temp\683A09~1.EXE"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Users\Admin\AppData\Local\Temp\xawzh.exe"C:\Users\Admin\AppData\Local\Temp\xawzh.exe" {846ee340-7039-11de-9d20-806e6f6e6963} "C:\Users\Admin\AppData\Local\Temp\683A09~1.EXE"4⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2556 -
C:\Windows\SysWOW64\VSSADMIN.EXE"C:\Windows\system32\VSSADMIN.EXE" Delete Shadows /All /Quiet5⤵
- Interacts with shadow copies
PID:2460
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C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\!satana!.txt5⤵PID:13404
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C:\Windows\SysWOW64\rundll32.exerundll32.exe5⤵PID:13720
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C:\Windows\SysWOW64\rundll32.exerundll32.exe5⤵PID:13796
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C:\Windows\SysWOW64\rundll32.exerundll32.exe5⤵PID:13888
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2188
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Public\Desktop\!satana!.txt1⤵PID:13416
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x01⤵PID:13828
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x11⤵PID:14276
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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5134be3f2bbc569966cfdc2093fa5ef4a
SHA12f5afe740ae667afe7989d21417bb9900e160616
SHA2560750c8659898d893bd61bdfffe02838c2a31c8aea719a54d63e1df0dd224e211
SHA5127427ab66650ac035475c04c845ef8ae5f3df8772eff830b5ff32949eecd5d761a58363a0867ec6f2fe15ff3ca36c8c8f672835b9be1c0b3d691af0f00dd72aaa
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Filesize
49KB
MD546bfd4f1d581d7c0121d2b19a005d3df
SHA15b063298bbd1670b4d39e1baef67f854b8dcba9d
SHA256683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96
SHA512b52aa090f689765d099689700be7e18922137e7a860a00113e3f72aa6553e94a870bbb741e52de9617506a236a2a59198fb224fcd128576d76642eec9d715df5