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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13/09/2024, 00:15
Static task
static1
Behavioral task
behavioral1
Sample
d519c673c7184bffd7da4894e22dcbf0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d519c673c7184bffd7da4894e22dcbf0N.exe
Resource
win10v2004-20240802-en
General
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Target
d519c673c7184bffd7da4894e22dcbf0N.exe
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Size
2.3MB
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MD5
d519c673c7184bffd7da4894e22dcbf0
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SHA1
33deeb33ca02dcfc27744f1d8b499f27dafeddf2
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SHA256
993b1fc5f84fc67d40034fd11ced6b991641026ab05339c119312eaa04ab72c9
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SHA512
b9cf99386e74ab9659cbfb0324449f92e42c945bee4bc5d4e068b956b0dd00fb28d8f788b72c444857cb3ed15bba7ee77e46d976d31b097477df686aaadb545d
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SSDEEP
49152:Djvk2d9rJpNJ6jUFdXaDoIHmXMupzh72lxakn2YpHdy4ZBgIoooNe:DrkI9rSjA5aDo73pzF2bz3p9y4HgIoov
Malware Config
Signatures
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Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\drivers\gmreadme.txt smnss.exe -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000800000001660e-11.dat acprotect -
Executes dropped EXE 2 IoCs
pid Process 2292 ctfmen.exe 2456 smnss.exe -
Loads dropped DLL 6 IoCs
pid Process 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 2292 ctfmen.exe 2292 ctfmen.exe 2456 smnss.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 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe" smnss.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe" d519c673c7184bffd7da4894e22dcbf0N.exe -
Enumerates connected drives 3 TTPs 19 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\J: smnss.exe File opened (read-only) \??\M: smnss.exe File opened (read-only) \??\O: smnss.exe File opened (read-only) \??\Q: smnss.exe File opened (read-only) \??\E: smnss.exe File opened (read-only) \??\I: smnss.exe File opened (read-only) \??\L: smnss.exe File opened (read-only) \??\N: smnss.exe File opened (read-only) \??\P: smnss.exe File opened (read-only) \??\K: smnss.exe File opened (read-only) \??\S: smnss.exe File opened (read-only) \??\T: smnss.exe File opened (read-only) \??\W: smnss.exe File opened (read-only) \??\G: smnss.exe File opened (read-only) \??\H: smnss.exe File opened (read-only) \??\R: smnss.exe File opened (read-only) \??\U: smnss.exe File opened (read-only) \??\V: smnss.exe File opened (read-only) \??\X: smnss.exe -
Maps connected drives based on registry 3 TTPs 6 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum d519c673c7184bffd7da4894e22dcbf0N.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 d519c673c7184bffd7da4894e22dcbf0N.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\1 d519c673c7184bffd7da4894e22dcbf0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum smnss.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 smnss.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\1 smnss.exe -
Drops file in System32 directory 64 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_remote_requirements.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\Microsoft.Wsman.Management.dll-Help.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Modules\TroubleshootingPack\de-DE\Microsoft.Windows.Diagnosis.TroubleshootingPack.dll-Help.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\hpmcpdp6.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnsa002.inf_amd64_neutral_d9df1d04d8cbe336\Amd64\smf6x5u.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\Microsoft.PowerShell.ConsoleHost.dll-Help.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_hash_tables.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnkm003.inf_amd64_neutral_48652cda3bb15180\Amd64\koc650X.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_methods.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_script_blocks.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp003.inf_amd64_neutral_4480210763997eb4\Amd64\hphp915t.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_data_sections.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_CommonParameters.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_Quoting_Rules.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp004.inf_amd64_neutral_53f688945cfc24cc\Amd64\hpb8500t.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_functions_advanced_parameters.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_preference_variables.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_functions.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_PSSnapins.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Return.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Throw.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\Microsoft.Wsman.Management.dll-Help.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_script_internationalization.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_functions.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_remote_jobs.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_Switch.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_WS-Management_Cmdlets.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_environment_variables.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Modules\BitsTransfer\es-ES\Microsoft.BackgroundIntelligentTransfer.Management.dll-Help.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPC1RXSL.XML smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Foreach.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnsa002.inf_amd64_neutral_d9df1d04d8cbe336\Amd64\smc770u.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnsa002.inf_amd64_neutral_d9df1d04d8cbe336\Amd64\sml455u.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_Core_Commands.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\NdfEventView.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_command_precedence.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_Reserved_Words.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_functions_advanced_methods.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_preference_variables.help.txt smnss.exe File created C:\Windows\SysWOW64\smnss.exe d519c673c7184bffd7da4894e22dcbf0N.exe File opened for modification C:\Windows\SysWOW64\it-IT\erofflps.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Modules\TroubleshootingPack\en-US\Microsoft.Windows.Diagnosis.TroubleshootingPack.dll-Help.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_Quoting_Rules.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_PSSnapins.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\migwiz\MigApp.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Core_Commands.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_operators.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_Foreach.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_aliases.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_Language_Keywords.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_split.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPO1600T.XML smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPWK550T.XML smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_Reserved_Words.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_Signing.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_prompts.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_modules.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_modules.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Modules\BitsTransfer\en-US\Microsoft.BackgroundIntelligentTransfer.Management.dll-Help.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_debuggers.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp003.inf_amd64_neutral_4480210763997eb4\Amd64\hpoa610t.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_functions_advanced.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_script_internationalization.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_eventlogs.help.txt smnss.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs
pid Process 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe 2456 smnss.exe -
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\visualvm\update_tracking\com-sun-tools-visualvm-host-views.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\flyout.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-util-enumerations.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-application-views.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Microsoft.Office.BusinessApplications.RuntimeUi.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGMN026.XML smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\weather.html smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\auxpad\auxbase.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\es-ES\gadget.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-editor-mimelookup.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\SBCGLOBAL.NET.XML smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.CA.XML smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.COM.AR.XML smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL001.XML smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\QP.XML smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\af.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\web\webbase.xml smnss.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\LISTS\1033\STOCKS.XML smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.ssl.feature_1.0.0.v20140827-1444\feature.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\en-US\gadget.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-startup.xml smnss.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Stationery\Soft Blue.htm smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\InfoPathOM\InfoPathOMFormServices\InfoPathOMFormServicesV12\Microsoft.Office.InfoPath.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL078.XML smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\Content.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipshrv.xml smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\AUTHORS.txt smnss.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Stationery\Hand Prints.htm smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsPrintTemplateRTL.html smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\IPIRMV.XML smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\de-DE\cpu.html smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers.xml smnss.exe File opened for modification C:\Program Files\Internet Explorer\Timeline.cpu.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-api-visual.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\fr-FR\calendar.html smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\fr-FR\gadget.xml smnss.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\Proof.es\Proof.XML smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\fy.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\va.txt smnss.exe File opened for modification C:\Program Files\7-Zip\License.txt smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\skins\winamp2.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Adjacency.xml smnss.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 smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\requests\vlm.xml smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\it-IT\picturePuzzle.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-autoupdate-cli.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\PACBELL.NET.XML smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsjpn.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\it-IT\settings.html smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\it-IT\gadget.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ne.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\tk.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-attach.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\ja-JP\gadget.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Microsoft.Office.BusinessData.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\tr.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-multiview.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\it-IT\picturePuzzle.html smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\CT_ROOTS.XML smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.rcp.feature_1.2.0.v20140523-0116\feature.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-swing-tabcontrol.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Paper.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\DGBORDER.XML smnss.exe -
Drops file in Windows directory 64 IoCs
description ioc Process File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_c02a16e1ae17ab94\Microsoft.Wsman.Management.dll-Help.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_4c778c357864a2ed\about_operators.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_de-de_7f0b185800a159c3\about_Redirection.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_en-us_27fbee50ef7f6588\about_environment_variables.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_it-it_45286e597214a485\403-7.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_c02a16e1ae17ab94\about_Return.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_c02a16e1ae17ab94\about_do.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_6.1.7601.17514_none_2fd7b56967fc5c76\oskmenubase.xml smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_ca7ec133e2786d8f\about_functions_cmdletbindingattribute.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_ca7ec133e2786d8f\about_pssession_details.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_it-it_b4a6b77ab9aa530d\about_Break.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_de-de_74b66e05cc4097c8\about_locations.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_en-us_1da743febb1ea38d\about_aliases.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_e74ded66652fb660\404-10.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_6.1.7600.16385_en-us_11b07c1bb446e787\Report.System.Summary.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_it-it_aa520d2885499112\about_WS-Management_Cmdlets.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_es-es_27c74b34efa6572d\about_profiles.help.txt smnss.exe File opened for modification C:\Windows\PLA\Reports\es-ES\Report.System.Wireless.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-g..zlegadget.resources_31bf3856ad364e35_6.1.7600.16385_es-es_0212532a5cdf4b5f\settings.html smnss.exe File opened for modification C:\Windows\winsxs\amd64_prnhp005.inf_31bf3856ad364e35_6.1.7600.16385_none_30e9a6119eda44e5\Amd64\hp8500gt.xml smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_es-es_27c74b34efa6572d\about_Ref.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_it-it_b4a6b77ab9aa530d\about_format.ps1xml.help.txt smnss.exe File opened for modification C:\Windows\winsxs\x86_microsoft-windows-winre-recoveryagent_31bf3856ad364e35_6.1.7601.17514_none_bcd407cfce259313\ReAgent.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_de-de_74b66e05cc4097c8\Microsoft.PowerShell.Commands.Management.dll-Help.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_en-us_1da743febb1ea38d\about_Ref.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_de-de_7f0b185800a159c3\about_remote_output.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_es-es_27c74b34efa6572d\about_hash_tables.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_ca7ec133e2786d8f\about_objects.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-n..sh-helper.resources_31bf3856ad364e35_6.1.7600.16385_en-us_442c6606061fb492\Report.System.NetTrace.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_6.1.7601.17514_none_2fd7b56967fc5c76\base_altgr.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_b4334efea73fef8e\Report.System.Diagnostics.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_c02a16e1ae17ab94\about_hash_tables.help.txt smnss.exe File opened for modification C:\Windows\servicing\Editions\ProfessionalEdition.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_it-it_45286e597214a485\500-17.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_en-us_1da743febb1ea38d\about_remote_output.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_6.1.7601.17514_none_2fd7b56967fc5c76\oskpred.xml smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_ca7ec133e2786d8f\about_While.help.txt smnss.exe File opened for modification C:\Windows\PLA\Reports\fr-FR\Report.System.NetDiagFramework.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..lprovider.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_1b8041b95c81582e\Microsoft.IIS.Powershell.Provider.dll-Help.xml smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_ca7ec133e2786d8f\about_profiles.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_ca7ec133e2786d8f\about_Return.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-g..howgadget.resources_31bf3856ad364e35_6.1.7600.16385_it-it_5646c597a746df57\settings.html smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_es-es_27c74b34efa6572d\about_functions.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-n..sh-helper.resources_31bf3856ad364e35_6.1.7600.16385_it-it_d0d72f2fd04aa217\Report.System.NetTrace.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_4c778c357864a2ed\Microsoft.PowerShell.Commands.Diagnostics.dll-Help.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_prnhp003.inf_31bf3856ad364e35_6.1.7600.16385_none_2fd781a76c9dcc13\Amd64\hpf4100t.xml smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_it-it_b4a6b77ab9aa530d\about_split.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_56cc3687acc564e8\about_job_details.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft.backgroun..nt.module.resources_31bf3856ad364e35_6.1.7600.16385_it-it_77e724931dfeb870\Microsoft.BackgroundIntelligentTransfer.Management.dll-Help.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_de-de_0f8ccf36b90bab3b\403-11.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_5b0078129ae2bf07\403-9.htm smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_de-de_7f0b185800a159c3\about_Signing.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_es-es_27c74b34efa6572d\about_Return.help.txt smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_56cc3687acc564e8\about_remote_FAQ.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_es-es_1d72a0e2bb459532\about_trap.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_prnky002.inf_31bf3856ad364e35_6.1.7600.16385_none_3cc36728d422ea26\Amd64\KYW7QURY.XML smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_e74ded66652fb660\401-5.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_4c778c357864a2ed\about_CommonParameters.help.txt smnss.exe File opened for modification C:\Windows\winsxs\msil_microsoft.security...t.cmdlets.resources_31bf3856ad364e35_6.1.7601.17514_it-it_5ab9e21d254ab84b\Microsoft.Security.ApplicationId.PolicyManagement.Cmdlets.dll-Help.xml smnss.exe File opened for modification C:\Windows\winsxs\x86_microsoft-windows-g..-calendar.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_0c66155a4e01171c\gadget.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-e..gadgetxml.resources_31bf3856ad364e35_6.1.7600.16385_de-de_e75f00813ace2c41\gadget.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-e..gadgetxml.resources_31bf3856ad364e35_6.1.7600.16385_it-it_1cfa9fa3f3d7258b\gadget.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_es-es_1d72a0e2bb459532\about_Throw.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_it-it_45286e597214a485\404-12.htm smnss.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 d519c673c7184bffd7da4894e22dcbf0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ctfmen.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language smnss.exe -
Modifies registry class 6 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" d519c673c7184bffd7da4894e22dcbf0N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" smnss.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32 d519c673c7184bffd7da4894e22dcbf0N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node d519c673c7184bffd7da4894e22dcbf0N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID d519c673c7184bffd7da4894e22dcbf0N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED} d519c673c7184bffd7da4894e22dcbf0N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2456 smnss.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 2456 smnss.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2352 wrote to memory of 2292 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 30 PID 2352 wrote to memory of 2292 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 30 PID 2352 wrote to memory of 2292 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 30 PID 2352 wrote to memory of 2292 2352 d519c673c7184bffd7da4894e22dcbf0N.exe 30 PID 2292 wrote to memory of 2456 2292 ctfmen.exe 31 PID 2292 wrote to memory of 2456 2292 ctfmen.exe 31 PID 2292 wrote to memory of 2456 2292 ctfmen.exe 31 PID 2292 wrote to memory of 2456 2292 ctfmen.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\d519c673c7184bffd7da4894e22dcbf0N.exe"C:\Users\Admin\AppData\Local\Temp\d519c673c7184bffd7da4894e22dcbf0N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Windows\SysWOW64\ctfmen.exectfmen.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\Windows\SysWOW64\smnss.exeC:\Windows\system32\smnss.exe3⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2456
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
183B
MD5e364cccdab4916321073bb8ab6ea886d
SHA127eadad6a269539ea4f5ac7d6478322f77205d5f
SHA256c39c419599b52853bcdada036bd9505ba26eb96e33f7c742625626ce1e1e7d01
SHA512004e6a83e3943319f4da5aa477992890081d593b2ecd39c0b8e311fe18eab96a7d7ca3dc55d7b764fd671eca155acc8629e87d6cc1a6a4925f783fe101a7261f
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Filesize
2.3MB
MD56f41010eede96b35ec0225611873b474
SHA1a067c2ecfbdfa8479850368b5ed1f418c212599c
SHA2569cebbb80e176603c756f3da91dfbfa1605b0f189780a887eacdb3465ef11890a
SHA5123bd9b53ab26b873da99ee7a044ff231c3e5e4948d0c66702c954efdcad0e119de225cd710bfd730f6a9adaf692e8dc4161dfb2a34a6c933949d728ffe4828764
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Filesize
4KB
MD525ac6984db4801831e71faca2bc532ba
SHA1b6a88de4d6d28b37168205f67c5e07cffa951d34
SHA256b6250fe2d5b4acf3c36a0929206d8b2b3d6388547c2110d12dc9bd2c05de55ec
SHA512bdce11aae7cb3e62aa4ac5a45516b87ee50b42efdeabb0e4349913d6f5fa40c22494f26f06c4396aebcf858d30bc839325014c36ddd1f5ecf3479e7604d9e60f
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Filesize
8KB
MD56561b03e4d338e02e461fc61433cfc58
SHA1bd845fcd5a92c39363edc41028100cd6f5f3085b
SHA256f0efeb50233559f6e2f275b9a9d25dcfc69215e5f59968edbee743e6d00644ba
SHA5125cbb2387da0fba806e982e7a069037f1196c88bbcc4acc7b150fcdc4b276c776b2b645dae9a1694fc32d208bfd0ad1105ba5730d3b6c6e210015b4dea3de2975