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220201-e9zrfaggdq 10Analysis
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max time kernel
153s -
max time network
134s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
01-02-2022 04:39
Static task
static1
Behavioral task
behavioral1
Sample
a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe
Resource
win10v2004-en-20220113
General
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Target
a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe
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Size
1.5MB
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MD5
7cdcc3f98b8ac064a1a0f0b978a125a1
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SHA1
0403524c482fd0aaf166604d3d18cc80b308034b
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SHA256
a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f
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SHA512
b89a50371281474d1a1013acec4d7cd14445579b1c37b5efab17ebdb6a27bcf1f42457ad9f63fedd4dc5adeeadb59816ccaff27f3538e438a21149abb342dfc5
Malware Config
Extracted
C:\README1.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README2.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README3.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README4.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README5.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README6.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README7.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README8.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README9.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README10.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Signatures
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Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies extensions of user files 2 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\Users\Admin\Pictures\ResolveEnter.tiff a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Users\Admin\Pictures\InvokeSearch.tiff a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe -
resource yara_rule behavioral1/memory/744-56-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/744-57-0x0000000000400000-0x0000000000608000-memory.dmp upx -
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 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe Set value (str) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\es-ES\css\weather.css a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\de-DE\js\slideShow.js a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\hint_up.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-back-static.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\requests\browse.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\images\Back-48.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\license.html a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\dicjp.bin a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\en-US\picturePuzzle.html a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\de-DE\gadget.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-editor-mimelookup.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\7-Zip\Lang\da.txt a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\ja-JP\gadget.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_blue_partly-cloudy.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\en-US\js\settings.js a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\ja-JP\picturePuzzle.html a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\7-Zip\Lang\co.txt a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\3.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Microsoft Games\Chess\ChessMCE.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\7-Zip\Lang\gl.txt a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\15x15dot.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\4to3Squareframe_Buttongraphic.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hwrcommonlm.dat a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\ja-JP\settings.html a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\Gadget_Main_Background_QuickLaunch.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\button_right_mouseover.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\fr-FR\css\clock.css a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_thunderstorm.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked-loading.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jre7\bin\server\Xusage.txt a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\configuration\config.ini a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\delete_up.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\base-undocked-4.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.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\license.html a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\OrangeCircles.jpg a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-attach.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\PreviousMenuButtonIconSubpi.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked-loading.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\ja-JP\settings.html a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\THIRDPARTYLICENSEREADME-JAVAFX.txt a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\include\classfile_constants.h a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_corner_bottom_left.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\logo.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Mozilla Firefox\application.ini a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hwrfralm.dat a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hwrdeslm.dat a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_right_rest.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.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\title.htm a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\1047x576black.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Internet Explorer\Timeline.cpu.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\images\16-on-black.gif a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.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\gtkTSFrame.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.rcp_5.5.0.165303\feature.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_kor.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Mozilla Firefox\update-settings.ini a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-profiler.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Roses.htm a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols\ea-sym.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\7-Zip\Lang\fa.txt a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler-snaptracer.xml a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\7-Zip\Lang\ms.txt a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\7-Zip\Lang\mng.txt a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\drag.png a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 1108 1200 WerFault.exe 13 -
Interacts with shadow copies 2 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 1724 vssadmin.exe 1648 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 1108 WerFault.exe 1108 WerFault.exe 1108 WerFault.exe 1108 WerFault.exe 1108 WerFault.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1108 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeBackupPrivilege 1756 vssvc.exe Token: SeRestorePrivilege 1756 vssvc.exe Token: SeAuditPrivilege 1756 vssvc.exe Token: SeDebugPrivilege 1108 WerFault.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 744 wrote to memory of 1724 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 27 PID 744 wrote to memory of 1724 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 27 PID 744 wrote to memory of 1724 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 27 PID 744 wrote to memory of 1724 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 27 PID 744 wrote to memory of 1648 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 31 PID 744 wrote to memory of 1648 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 31 PID 744 wrote to memory of 1648 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 31 PID 744 wrote to memory of 1648 744 a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe"C:\Users\Admin\AppData\Local\Temp\a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:1724
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:1648
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1756
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1200 -s 11441⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1108