4d0f33c162dc072e08c2f9d90952364d4e6fb52be832059973d4f933ad6a2635

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
19/07/2024, 23:07

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General

Target

1cfc37e353885058e7cda7dc5e5b4440N.exe
Size

119KB
MD5

1cfc37e353885058e7cda7dc5e5b4440
SHA1

04038f7f71832a754bd0db1c4970b2be4ed1514e
SHA256

4d0f33c162dc072e08c2f9d90952364d4e6fb52be832059973d4f933ad6a2635
SHA512

327d7958458b70de733aa11d8327c4eefec4ef548568b350f0635b92f1ae209902fe176301da769a359df67b7c5c639a859b345c10df89682c0b190d837b6af7
SSDEEP

3072:bOjWuyt0ZsqsXOKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T3rnXLHf7zjPPh:bIs9OKofHfHTXQLzgvnzHPowYbvrjD/E

Score

8^/10

persistence spyware stealer

Malware Config

Signatures

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/0x0008000000016d53-10.dat	acprotect

Executes dropped EXE 2 IoCs

pid	Process
2868	ctfmen.exe
2820	smnss.exe

Loads dropped DLL 6 IoCs

pid	Process
2988	1cfc37e353885058e7cda7dc5e5b4440N.exe
2988	1cfc37e353885058e7cda7dc5e5b4440N.exe
2988	1cfc37e353885058e7cda7dc5e5b4440N.exe
2868	ctfmen.exe
2868	ctfmen.exe
2820	smnss.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe"	1cfc37e353885058e7cda7dc5e5b4440N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe"	smnss.exe

Enumerates connected drives 3 TTPs 19 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\I:	smnss.exe
File opened (read-only)	\??\M:	smnss.exe
File opened (read-only)	\??\N:	smnss.exe
File opened (read-only)	\??\P:	smnss.exe
File opened (read-only)	\??\R:	smnss.exe
File opened (read-only)	\??\E:	smnss.exe
File opened (read-only)	\??\G:	smnss.exe
File opened (read-only)	\??\Q:	smnss.exe
File opened (read-only)	\??\V:	smnss.exe
File opened (read-only)	\??\H:	smnss.exe
File opened (read-only)	\??\K:	smnss.exe
File opened (read-only)	\??\S:	smnss.exe
File opened (read-only)	\??\U:	smnss.exe
File opened (read-only)	\??\W:	smnss.exe
File opened (read-only)	\??\J:	smnss.exe
File opened (read-only)	\??\L:	smnss.exe
File opened (read-only)	\??\X:	smnss.exe
File opened (read-only)	\??\O:	smnss.exe
File opened (read-only)	\??\T:	smnss.exe

Maps connected drives based on registry 3 TTPs 6 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	1cfc37e353885058e7cda7dc5e5b4440N.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1cfc37e353885058e7cda7dc5e5b4440N.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\1	1cfc37e353885058e7cda7dc5e5b4440N.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\satornas.dll	1cfc37e353885058e7cda7dc5e5b4440N.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_functions_advanced_methods.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\default.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_Continue.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_methods.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\fr-FR\about_transactions.help.txt	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPP8700T.XML	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPW1RC3L.XML	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnhp003.inf_amd64_neutral_4480210763997eb4\Amd64\hpd2400t.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\de-DE\about_wildcards.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_arrays.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_execution_policies.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_History.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Modules\BitsTransfer\de-DE\Microsoft.BackgroundIntelligentTransfer.Management.dll-Help.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_remote_requirements.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Ref.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Variables.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_WMI_Cmdlets.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\it-IT\about_Arithmetic_Operators.help.txt	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\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPC1RXSL.XML	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnhp003.inf_amd64_neutral_4480210763997eb4\Amd64\hpd1360t.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_script_blocks.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_Break.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_escape_characters.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_WMI_Cmdlets.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_functions_cmdletbindingattribute.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_remote.help.txt	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\Modules\BitsTransfer\en-US\Microsoft.BackgroundIntelligentTransfer.Management.dll-Help.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_pssession_details.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_Language_Keywords.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_Command_Syntax.help.txt	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\prnhp003.inf_amd64_neutral_4480210763997eb4\Amd64\hpoa510t.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnhp005.inf_amd64_neutral_914d6c300207814f\Amd64\hp6000at.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\Microsoft.PowerShell.ConsoleHost.dll-Help.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\about_Command_Syntax.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_remote_FAQ.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Modules\TroubleshootingPack\it-IT\Microsoft.Windows.Diagnosis.TroubleshootingPack.dll-Help.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPO1500T.XML	smnss.exe
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\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_Throw.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_types.ps1xml.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_properties.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\Microsoft.PowerShell.ConsoleHost.dll-Help.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\about_scripts.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\it-IT\about_do.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_Session_Configurations.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\about_try_catch_finally.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_try_catch_finally.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 opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnts003.inf_amd64_neutral_33a68664c7e7ae4b\Amd64\tsmxuPipelineConfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\HPC3055F.XML	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\about_Language_Keywords.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\about_Session_Configurations.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\about_Continue.help.txt	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnhp002.inf_amd64_neutral_04d05d1f6a90ea24\Amd64\hpmcpap6.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnts003.inf_amd64_neutral_33a68664c7e7ae4b\Amd64\tsmxu003.xml	smnss.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\en-US\gadget.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\Windows Sidebar\Gadgets\CPU.Gadget\es-ES\cpu.html	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\picturePuzzle.html	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\it-IT\gadget.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\TALK21.COM.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.FR.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL104.XML	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-keyring-fallback.xml	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\it-IT\calendar.html	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL110.XML	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\ja-JP\slideShow.html	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL096.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\CERT.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\fr-FR\cpu.html	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\configuration\org.eclipse.update\platform.xml	smnss.exe
File opened for modification	C:\Program Files\Windows NT\TableTextService\TableTextServiceDaYi.txt	smnss.exe
File opened for modification	C:\Program Files\Java\jre7\Welcome.html	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\es-ES\gadget.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\FormsViewFrame.html	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsColorChart.html	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.NO.XML	smnss.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols\ea-sym.xml	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_zh_4.4.0.v20140623020002\feature.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.COM.TW.XML	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)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\Mappings\win\CP1258.TXT	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\BTOPENWORLD.COM.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)\Microsoft Office\Office14\PUBWIZ\AD.XML	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-jvmstat.xml	smnss.exe
File opened for modification	C:\Program Files\Windows Media Player\Media Renderer\connectionmanager_dmr.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\Java\jdk1.7.0_80\lib\visualvm\platform\VERSION.txt	smnss.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB.txt	smnss.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US.txt	smnss.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\METCONV.TXT	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsBrowserUpgrade.html	smnss.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\ja-jp.xml	smnss.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ipsptg.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\DGBARBLL.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\ja-JP\RSSFeeds.html	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsBrowserUpgrade.html	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGMN090.XML	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\flyout.html	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\fa.txt	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-modules.xml	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-profiling.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\Mappings\Mac\CORPCHAR.TXT	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\WORDREP.XML	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\tg.txt	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\server\Xusage.txt	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\gadget.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\Proofing.en-us\Proofing.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\DGWEBAD.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Windows NT\TableTextService\TableTextServiceDaYi.txt	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\README.txt	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-lib-profiler-common.xml	smnss.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-api-visual.xml	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\fr-FR\settings.html	smnss.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\it-IT\cpu.html	smnss.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\LISTS\1033\TIME.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGMN096.XML	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\MAIN.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_de-de_74b66e05cc4097c8\about_pssession_details.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_remote_jobs.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_scopes.help.txt	smnss.exe
File opened for modification	C:\Windows\PLA\Reports\Report.System.Diagnostics.xml	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_prnhp003.inf_31bf3856ad364e35_6.1.7600.16385_none_2fd781a76c9dcc13\Amd64\hphp910t.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_environment_variables.help.txt	smnss.exe
File opened for modification	C:\Windows\winsxs\x86_microsoft-windows-e..rtingcore.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_a56cb41c8b19254a\erofflps.txt	smnss.exe
File opened for modification	C:\Windows\PLA\System\System Performance.xml	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_en-us_b87da52fa7e9b700\403-17.htm	smnss.exe
File opened for modification	C:\Windows\winsxs\wow64_microsoft.backgroun..nt.module.resources_31bf3856ad364e35_6.1.7600.16385_es-es_eb07b84d53fabc90\about_BITS_Cmdlets.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\500-16.htm	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-mail-app_31bf3856ad364e35_6.1.7601.17514_none_4f7e32f76654bd3c\Peacock.htm	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_b4334efea73fef8e\Rules.System.Diagnostics.xml	smnss.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\3082\LocalizedData.xml	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-g..-calendar.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_dc373b8a3c1190f9\calendar.html	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-g..edsgadget.resources_31bf3856ad364e35_6.1.7600.16385_fr-fr_29b7ce69634b90ae\settings.html	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_eventlogs.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\Microsoft.PowerShell.Commands.Diagnostics.dll-Help.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.CPU.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\about_scripts.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_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_jobs.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\default.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_pipelines.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_requirements.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\401-1.htm	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_providers.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_scopes.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\wow64_microsoft-windows-p..ll-preloc.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_56cc3687acc564e8\about_While.help.txt	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-g..zlegadget.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_31173e7d19fe591a\gadget.xml	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-mediaplayer-core_31bf3856ad364e35_6.1.7601.17514_none_698fc88e65b943d6\avtransport.xml	smnss.exe
File opened for modification	C:\Windows\winsxs\wow64_microsoft-windows-i..lprovider.resources_31bf3856ad364e35_6.1.7600.16385_en-us_f704a3d4d39c1ac9\Microsoft.IIS.Powershell.Provider.dll-Help.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.Memory.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_transactions.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.CPU.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_script_blocks.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_WS-Management_Cmdlets.help.txt	smnss.exe
File opened for modification	C:\Windows\PLA\Rules\fr-FR\Rules.System.Wireless.xml	smnss.exe
File opened for modification	C:\Windows\PLA\Rules\Rules.System.Disk.xml	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_es-es_b8490213a810a8a5\401.htm	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft.backgroun..nt.module.resources_31bf3856ad364e35_6.1.7600.16385_en-us_e0e7b1171f7308f0\about_BITS_Cmdlets.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_Continue.help.txt	smnss.exe
File opened for modification	C:\Windows\winsxs\x86_microsoft-windows-mail-app_31bf3856ad364e35_6.1.7601.17514_none_f35f9773adf74c06\Green Bubbles.htm	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-g..ets-clock.resources_31bf3856ad364e35_6.1.7600.16385_de-de_330b92f4e4356a4b\clock.html	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-gadgets-cpu.resources_31bf3856ad364e35_6.1.7600.16385_ja-jp_d85986ba7e56fda6\cpu.html	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_prnkm003.inf_31bf3856ad364e35_6.1.7600.16385_none_50766fcc42797a9b\Amd64\kop5650X.xml	smnss.exe
File opened for modification	C:\Windows\PLA\Rules\fr-FR\Rules.System.Memory.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_remote_FAQ.help.txt	smnss.exe
File opened for modification	C:\Windows\PLA\Reports\en-US\Report.System.Configuration.xml	smnss.exe
File opened for modification	C:\Windows\PLA\Rules\Rules.System.NetDiagFramework.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_functions_advanced_methods.help.txt	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-mail-app_31bf3856ad364e35_6.1.7601.17514_none_4f7e32f76654bd3c\Stars.htm	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.Diagnostics.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_History.help.txt	smnss.exe
File opened for modification	C:\Windows\winsxs\x86_microsoft-windows-t..ied-chinese-quanpin_31bf3856ad364e35_6.1.7600.16385_none_f79af98021986eab\TableTextServiceSimplifiedQuanPin.txt	smnss.exe
File opened for modification	C:\Windows\PLA\Reports\es-ES\Report.System.Memory.xml	smnss.exe
File opened for modification	C:\Windows\servicing\Editions\HomePremiumEdition.xml	smnss.exe
File opened for modification	C:\Windows\winsxs\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_6.1.7600.16385_es-es_b8490213a810a8a5\404-3.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_jobs.help.txt	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_Ref.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\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_6.1.7601.17514_none_2fd7b56967fc5c76\auxbase.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_scripts.help.txt	smnss.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32	1cfc37e353885058e7cda7dc5e5b4440N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	1cfc37e353885058e7cda7dc5e5b4440N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	1cfc37e353885058e7cda7dc5e5b4440N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}	1cfc37e353885058e7cda7dc5e5b4440N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll"	1cfc37e353885058e7cda7dc5e5b4440N.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	2820	smnss.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 2868	2988	1cfc37e353885058e7cda7dc5e5b4440N.exe	30
PID 2988 wrote to memory of 2868	2988	1cfc37e353885058e7cda7dc5e5b4440N.exe	30
PID 2988 wrote to memory of 2868	2988	1cfc37e353885058e7cda7dc5e5b4440N.exe	30
PID 2988 wrote to memory of 2868	2988	1cfc37e353885058e7cda7dc5e5b4440N.exe	30
PID 2868 wrote to memory of 2820	2868	ctfmen.exe	31
PID 2868 wrote to memory of 2820	2868	ctfmen.exe	31
PID 2868 wrote to memory of 2820	2868	ctfmen.exe	31
PID 2868 wrote to memory of 2820	2868	ctfmen.exe	31

C:\Users\Admin\AppData\Local\Temp\1cfc37e353885058e7cda7dc5e5b4440N.exe
"C:\Users\Admin\AppData\Local\Temp\1cfc37e353885058e7cda7dc5e5b4440N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\SysWOW64\ctfmen.exe
  ctfmen.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\SysWOW64\smnss.exe
    C:\Windows\system32\smnss.exe
    3⤵
    - 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
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - Modifies registry class
    - Suspicious use of AdjustPrivilegeToken
    PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\satornas.dll

Filesize
183B

MD5
b46009b8ad05eb8bb4468e91cea7d8cd

SHA1
470620a5cdb694bae03014d55e89c2a68df46077

SHA256
c7d2b9db6dc4d90775ae289e62e167255e80fde9a12b3cd6d9e82af74b50160a

SHA512
870c18edc10e7c9008b49587dd25a999495a312a6b764c8ff9029c6f0339276e16ac8375b4ea7838c37237928f6a2a8d30afa67246bfcd0252a099da3fac7b99

Download Submit
C:\Windows\SysWOW64\smnss.exe

Filesize
119KB

MD5
d92b6dc985c58d3b5c9206640c1b777b

SHA1
d9f751b4095fb0b06a2b3e116eb3e5622989a4c1

SHA256
0728127ce1080cfc9b58cce94c7cd1cbd1700871f21cd43cc8520412424d7dce

SHA512
db9f05686a7b1ec1cafd28e35784b79a466fe58f0525dcd1a93009fc8f9426dc563039680ac58e08cdaf67e03959d433508ebe8ab400267f18a7945b8faf1963

Download Submit
\Windows\SysWOW64\ctfmen.exe

Filesize
4KB

MD5
461bedd17189c57e06f7dc53e3dd95df

SHA1
eb08462d566cfddf8614da09e5b6248cd70547f5

SHA256
ddccc3b9635e4b366b44e02a61ed2bf37de68f2c6a06470fdb7561996d889deb

SHA512
fd389d0507960c301c9db8b9bb76ec22e910d42a4796227f616fbcf106765f57b309b57e114e4954ae0c785897f06dc5e53cb99bc629f40d50b755b73b1fefe1

Download Submit
\Windows\SysWOW64\shervans.dll

Filesize
8KB

MD5
b3a445bca13c904ac6b892b8a8612fa9

SHA1
b3c55c15ec8fa7c5ebbc0ee7ec1ba89c7374419c

SHA256
2424582dac8620f0bc584a58fff2c2290b7d3c454bcc47515593f4c3bec5ab3a

SHA512
717a44e06c17c74c81b841f4ba550c2ba64e0c62319e42c40dd9f6d2d2aef67a63feeb9b595864bde1491cb3046dd697d02bcced5ee5e8cb2854197ec66cef3c

Download Submit
memory/2820-38-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2820-41-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/2820-44-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2868-27-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2868-30-0x0000000000320000-0x0000000000340000-memory.dmp

Filesize
128KB

Download
memory/2988-26-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/2988-25-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2988-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2988-16-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads