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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
29/09/2024, 03:41
Static task
static1
Behavioral task
behavioral1
Sample
df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe
Resource
win10v2004-20240802-en
General
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Target
df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe
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Size
2.3MB
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MD5
89700a493e3d5a783f11d8e7cff62701
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SHA1
f2d2bd9dffeccbdc6b7e5f0610f7a68cfd22ed03
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SHA256
df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79
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SHA512
9aaf677a229d4ca01eb4360f647e8b52e3bc5d7829605f129c8cf2c5b0446c88667c2291df7df72a39d5e6dc01a327bf2de59c66ab1fb37067b4c3d72e81ebd1
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SSDEEP
49152:ojvk2d9rJpNJ6jUFdXaDoIHmXMupzh72lxakn2YpHdy4ZBgIoooNe:orkI9rSjA5aDo73pzF2bz3p9y4HgIoov
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/0x00080000000164b1-11.dat acprotect -
Executes dropped EXE 2 IoCs
pid Process 3032 ctfmen.exe 2856 smnss.exe -
Loads dropped DLL 6 IoCs
pid Process 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 3032 ctfmen.exe 3032 ctfmen.exe 2856 smnss.exe -
Reads user/profile data of web browsers 3 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" df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.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) \??\K: smnss.exe File opened (read-only) \??\M: smnss.exe File opened (read-only) \??\O: smnss.exe File opened (read-only) \??\S: smnss.exe File opened (read-only) \??\W: smnss.exe File opened (read-only) \??\X: smnss.exe File opened (read-only) \??\L: smnss.exe File opened (read-only) \??\R: smnss.exe File opened (read-only) \??\G: smnss.exe File opened (read-only) \??\H: smnss.exe File opened (read-only) \??\I: smnss.exe File opened (read-only) \??\T: smnss.exe File opened (read-only) \??\U: smnss.exe File opened (read-only) \??\E: smnss.exe File opened (read-only) \??\N: smnss.exe File opened (read-only) \??\P: smnss.exe File opened (read-only) \??\Q: smnss.exe File opened (read-only) \??\V: 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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\1 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe -
Drops file in System32 directory 64 IoCs
description ioc Process File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnky003.inf_amd64_neutral_fe7ea176f20ab839\Amd64\kyw7qur2.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnky008.inf_amd64_neutral_9f6abc54cbf095f2\Amd64\KYW7QUR7.XML smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_pssessions.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_remote_troubleshooting.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_script_blocks.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_functions_advanced.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_join.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPF4A63L.XML smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_WS-Management_Cmdlets.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_script_internationalization.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPO2700T.XML smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\potscfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_functions_advanced.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_properties.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPC5201F.XML smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp003.inf_amd64_neutral_4480210763997eb4\Amd64\hpc7100t.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp003.inf_amd64_neutral_4480210763997eb4\Amd64\hpd5300t.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_do.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_do.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_objects.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_debuggers.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\Microsoft.PowerShell.Commands.Utility.dll-Help.xml smnss.exe File created C:\Windows\SysWOW64\shervans.dll df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe File opened for modification C:\Windows\SysWOW64\es-ES\erofflps.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_script_internationalization.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_transactions.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_functions.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_PSSnapins.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Modules\BitsTransfer\ja-JP\Microsoft.BackgroundIntelligentTransfer.Management.dll-Help.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp004.inf_amd64_neutral_53f688945cfc24cc\Amd64\hpd7500t.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_transactions.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_data_sections.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\fr-FR\about_functions_cmdletbindingattribute.help.txt 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\prnhp003.inf_amd64_neutral_4480210763997eb4\Amd64\hpoa430t.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_Comment_Based_Help.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_operators.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_type_operators.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_Windows_PowerShell_2.0.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_type_operators.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_aliases.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_join.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_eventlogs.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_parameters.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_remote_jobs.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_remote_FAQ.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_Break.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_History.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_For.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_remote_FAQ.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Reserved_Words.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_arrays.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_Comment_Based_Help.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\it-IT\erofflps.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPO3200T.XML smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnkm003.inf_amd64_neutral_48652cda3bb15180\Amd64\kom4650X.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnky304.inf_amd64_ja-jp_1b1a158086a263a4\Amd64\KYW7QUR4.XML smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_locations.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Arithmetic_Operators.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_trap.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_logical_operators.help.txt smnss.exe File created C:\Windows\SysWOW64\satornas.dll df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 17 IoCs
pid Process 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe 2856 smnss.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\Office14\Mso Example Setup File A.txt smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\COPYING.txt smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\es-ES\clock.html smnss.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\ReadMe.htm smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsHomePage.html smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\tk.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipskor.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-keyring-fallback.xml smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\requests\README.txt smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL012.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)\Microsoft Office\Office14\PUBWIZ\DGCOUPON.XML smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\es-ES\gadget.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipschs.xml smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\gadget.xml smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\it-IT\settings.html smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\FormsVersion1Warning.htm smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\it-IT\gadget.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\en-US\cpu.html smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\de-DE\RSSFeeds.html smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\cpu.html 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 (x86)\Common Files\microsoft shared\Stationery\Stars.htm smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Technic.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsPreviewTemplate.html 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\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-options.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sl.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-applemenu.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\Office14\1033\Mso Example Intl Setup File A.txt smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsViewFrame.html smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ms.txt smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\it-IT\gadget.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\DGWEBPQT.XML smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\en-US\cpu.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-options-keymap.xml smnss.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMANIAN.TXT smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Clarity.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\DGSTORYVERT.XML smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-ui.xml smnss.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\de-DE\gadget.xml smnss.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\Mappings\Adobe\zdingbat.txt smnss.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\Office.en-us\OfficeMUISet.XML smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\de-DE\flyout.html smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\gadget.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-lib-profiler.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskpred.xml smnss.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 smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGMN102.XML smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_kor.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core-io-ui.xml smnss.exe File opened for modification C:\Program Files\Windows Media Player\Network Sharing\ContentDirectory.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Oriel.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.CO.KR.XML smnss.exe File opened for modification C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\SubsetList\Client.xml smnss.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\ja-JP\settings.html smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_ca.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-settings.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\PAGESIZE\PGLBL092.XML smnss.exe File opened for modification C:\Program Files (x86)\Windows Media Player\Media Renderer\connectionmanager_dmr.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler-oql.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\eu.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskmenu\oskmenubase.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_en-us_1da743febb1ea38d\about_environment_variables.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_prnhp003.inf_31bf3856ad364e35_6.1.7600.16385_none_2fd781a76c9dcc13\Amd64\hpc5100t.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_prnhp003.inf_31bf3856ad364e35_6.1.7600.16385_none_2fd781a76c9dcc13\Amd64\hpl7700t.xml smnss.exe File opened for modification C:\Windows\winsxs\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_de-de_7f0b185800a159c3\System.Management.Automation.dll-Help.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_Language_Keywords.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\403-17.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-mediaplayer-core_31bf3856ad364e35_6.1.7601.17514_none_698fc88e65b943d6\RenderingControl.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_4080c452718ce6e7\Rules.System.CPU.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_e74ded66652fb660\500-16.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_Line_Editing.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_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_en-us_27fbee50ef7f6588\about_pssessions.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_remote_requirements.help.txt smnss.exe File opened for modification C:\Windows\assembly\GAC_MSIL\Microsoft.Security.ApplicationId.PolicyManagement.Cmdlets.Resources\6.1.0.0_en_31bf3856ad364e35\Microsoft.Security.ApplicationId.PolicyManagement.Cmdlets.dll-Help.xml smnss.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\ParameterInfo.xml smnss.exe File opened for modification C:\Windows\PLA\Rules\es-ES\Rules.System.Common.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_functions_cmdletbindingattribute.help.txt smnss.exe File opened for modification C:\Windows\winsxs\x86_microsoft-windows-g..s-weather.resources_31bf3856ad364e35_6.1.7600.16385_es-es_3687be952df5b9b1\weather.html 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_Automatic_Variables.help.txt 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_Special_Characters.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_prnhp002.inf_31bf3856ad364e35_6.1.7600.16385_none_2f4e6f72537f8faa\Amd64\HPO4PG3L.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_debuggers.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_regular_expressions.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-g..howgadget.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_f86c44a49a61f132\gadget.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_it-it_45286e597214a485\500-15.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_eventlogs.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..rastructureconsumer_31bf3856ad364e35_6.1.7601.17514_none_1202940e4711971e\Rules.System.Finale.xml 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_do.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..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_5b0078129ae2bf07\401-1.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_5b0078129ae2bf07\412.htm 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_data_sections.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..g-fdprint.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_fa129ec8610adf07\resource.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\Microsoft.Wsman.Management.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_functions_advanced_parameters.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\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_fr-fr_c02a16e1ae17ab94\Microsoft.PowerShell.ConsoleHost.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\amd64_prnsa002.inf_31bf3856ad364e35_6.1.7600.16385_none_02a32ac8d56280f6\Amd64\smc350u.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_command_precedence.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_Continue.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_join.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_5b0078129ae2bf07\500-18.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_it-it_45286e597214a485\404-7.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-sonic-clickme_31bf3856ad364e35_6.1.7600.16385_none_560dd693a7476c8c\ClickMe.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_en-us_b87da52fa7e9b700\403-13.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_Redirection.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\default.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_Break.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_functions_cmdletbindingattribute.help.txt smnss.exe File opened for modification C:\Windows\diagnostics\index\AudioPlaybackDiagnostic.xml smnss.exe File opened for modification C:\Windows\PLA\Reports\Report.System.Configuration.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-g..edsgadget.resources_31bf3856ad364e35_6.1.7600.16385_it-it_13dfc4b03a7d762c\gadget.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_execution_policies.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_scopes.help.txt smnss.exe File opened for modification C:\Windows\winsxs\x86_microsoft-windows-g..edsgadget.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_cd9932e5aaee1f78\settings.html smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_6.1.7601.17514_none_2fd7b56967fc5c76\base_kor.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_en-us_b87da52fa7e9b700\403-5.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_it-it_45286e597214a485\403-4.htm smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-iis-corewebengine_31bf3856ad364e35_6.1.7601.17514_none_2dd00d963fe4475e\iisstart.htm 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_providers.help.txt smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-p..rastructureconsumer_31bf3856ad364e35_6.1.7601.17514_none_1202940e4711971e\Rules.System.Common.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-dot3svc.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_05906ea4445b6301\Report.System.Wired.xml smnss.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-e..eady_eula.resources_31bf3856ad364e35_6.1.7600.16385_de-de_ece294d84b2f3159\playReady_eula_oem.txt 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 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED} df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" smnss.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2856 smnss.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 2856 smnss.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2196 wrote to memory of 3032 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 30 PID 2196 wrote to memory of 3032 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 30 PID 2196 wrote to memory of 3032 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 30 PID 2196 wrote to memory of 3032 2196 df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe 30 PID 3032 wrote to memory of 2856 3032 ctfmen.exe 31 PID 3032 wrote to memory of 2856 3032 ctfmen.exe 31 PID 3032 wrote to memory of 2856 3032 ctfmen.exe 31 PID 3032 wrote to memory of 2856 3032 ctfmen.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.exe"C:\Users\Admin\AppData\Local\Temp\df7fdcd2f51e912ba1809f5a510b5caffdfa5eae4a856ecc439fec826649ef79.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:2196 -
C:\Windows\SysWOW64\ctfmen.exectfmen.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3032 -
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:2856
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
183B
MD5ca7ee43eb94ce1b2ae32f5d205761143
SHA1171644044f4242a831c6d45811b005eb44d8a2f5
SHA256c2173bfb3916f23ebb7fee3c505d55a94b2df8af75ceeaf47b7b75d3204e2337
SHA5126edb833ff8eb10e98cc7c58ed67cc25a0dee4f96cd3a236d8ce88ea984617f57fbbcdf27817a040fbc560d8429a6b52ceb5e3b30d89627dea8571455e93cc7e4
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Filesize
2.3MB
MD53f703702a0c7fc912ae1b51e6d655d04
SHA1c8810d9fef1fab1d83bb32e9d7353efdc5b114fc
SHA2561e847d595a9cfad5aa3a9e52af54753689e81842e45ae49380be1e88da580a4c
SHA512490038aa9f11e28e5293b3f9b1008bd8a4d435d2faf1a6a250cdf6137ec6815152195c8bacaf394312df06dce5dc8baebadd24cb23ad1b971d7e8ca732ec3f3f
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Filesize
4KB
MD5c151909f03226c744bbcafadb7cc5ab6
SHA1dc9bba318b729160053d787e0ae297bc175f7831
SHA256000f4aea7a29e0aadbe953dcda3d22f3cba16e59c1608e4bc7b406c090ff345d
SHA512078ec90df6dea5c4d4930db80e04721e152fc91b9323d52efcce9e22de5cb5651e72f9dac2584535650134ec23ff320a45d531c9df2e3e2ec4ef483dc31d8374
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Filesize
8KB
MD5c74c10e5beb0dadd276b44f76cf5a9ee
SHA1f34a8d15729dd5fc0d3887dd28b1007cd441b27a
SHA25644267b27d297fbed7253b1d07406362f3f2d929ef692c17009601eb7c5ed08f4
SHA512418ac7719ed23d7e1382d1d42b4a0712d6dd60234b505659e07bec391d7f26fd767e4d8dcbc79dca9240772e743321ab398651cd5ad48bb600d55a00d0535bdb