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Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
06/10/2023, 15:04
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe
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Size
41KB
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MD5
8f31d9d3e255e3ff701c034e37b74f20
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SHA1
cfed58af9715f3d9f129657d90c1043fe9ea9833
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SHA256
ee0ca72dfd2c31d50bd0aafc996d56c7c60dd4a537002288fec15a1ebc19a845
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SHA512
31f68183c2e7045d097b9fb89259ea13991edf7c366a6e8d56b56512aa11d8dfc3063ea003f285d58c5546653a4eb8e63f4e39254f570e97942a17cf3b3d51f7
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SSDEEP
768:deMc5VwWt1jDkbXdnTOyQxHFO+IxX2P5LIbbcPYir2lAqcdF0i09Cy:dq5VwWDjDkdTRqHFOn8tIbbeYiuZIFSz
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 3 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000700000002320a-10.dat acprotect behavioral2/files/0x000700000002320a-32.dat acprotect behavioral2/files/0x000700000002320a-36.dat acprotect -
Executes dropped EXE 2 IoCs
pid Process 4996 ctfmen.exe 5084 smnss.exe -
Loads dropped DLL 2 IoCs
pid Process 1916 NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe 5084 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" NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.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 value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1 smnss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1 NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.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 -
Drops file in System32 directory 64 IoCs
description ioc Process File created C:\Windows\SysWOW64\zipfi.dll smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms006.inf_amd64_c3bdcb6fc975b614\SendToOneNote-pipelineconfig.xml 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\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsPS-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\default.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\en-US\default.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\default.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPassthrough-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms010.inf_amd64_9e410195c3b236c9\Amd64\MSECP-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms012.inf_amd64_707d3849370b9d23\Amd64\MSIPP.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms003.inf_x86_360f6f3a7c4b3433\I386\unishare-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms008.inf_amd64_69b5e0c918eab9a6\Amd64\unishare3d-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon.xml smnss.exe File opened for modification C:\Windows\SysWOW64\F12\Timeline.cpu.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\pppcfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\IME\IMEJP\APPLETS\IMJPCLST.XML smnss.exe File opened for modification C:\Windows\SysWOW64\MailContactsCalendarSync\LiveDomainList.txt smnss.exe File created C:\Windows\SysWOW64\ctfmen.exe NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File created C:\Windows\SysWOW64\zipfiaq.dll smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms010.inf_amd64_9e410195c3b236c9\Amd64\MSECP.xml smnss.exe File opened for modification C:\Windows\SysWOW64\Recovery\ReAgent.xml smnss.exe File opened for modification C:\Windows\SysWOW64\wbem\xsl-mappings.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\default.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\shervans.dll NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File opened for modification C:\Windows\SysWOW64\AppxProvisioning.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\ipcfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\Speech_OneCore\Common\tokens.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsCodecsRaw.txt smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\es-ES\default.help.txt smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms004.inf_amd64_c28ee88ec1bd4178\Amd64\unisharev4-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\Speech_OneCore\Common\en-US\Tokens_SR_en-US-N.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\cmnicfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\wsmanconfig_schema.xml smnss.exe File created C:\Windows\SysWOW64\smnss.exe NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSXPS2.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsXPS-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW_devmode_map.xml smnss.exe File opened for modification C:\Windows\SysWOW64\Speech_OneCore\Common\en-US\tokens_TTS_en-US.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\osinfo.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\potscfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\tcpbidi.xml smnss.exe File opened for modification C:\Windows\SysWOW64\NdfEventView.xml smnss.exe File opened for modification C:\Windows\SysWOW64\ctfmen.exe NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File created C:\Windows\SysWOW64\grcopy.dll NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms001.inf_amd64_8bc1bda6cf47380c\MXDW-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\tsprint.inf_amd64_6066bc96a5f28b44\tsprint-PipelineConfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\ntprint4.inf_amd64_0958c7cad3cd6075\Amd64\V3HostingFilter-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsPCL6-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW-PDC.xml smnss.exe File created C:\Windows\SysWOW64\satornas.dll NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms003.inf_amd64_0e2452f597790e95\Amd64\unishare-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms012.inf_amd64_707d3849370b9d23\Amd64\MSIPP-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc smnss.exe File opened for modification C:\Windows\SysWOW64\Speech_OneCore\Common\en-US\tokens_TTS_en-US_david.xml smnss.exe File opened for modification C:\Windows\SysWOW64\satornas.dll NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File created C:\Windows\SysWOW64\smnss.exe smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW-pipelineconfig.xml smnss.exe File created C:\Windows\SysWOW64\shervans.dll NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File opened for modification C:\Windows\SysWOW64\grcopy.dll NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS.xml smnss.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\Lang\mr.txt smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\lv-LV\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\msapp-error.html smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.NET.Native.Runtime.2.2_2.2.27328.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\telemetryrules\hxcalendarappimm.exe_Rules.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.513.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\feature.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\config\Modules\org-netbeans-modules-sendopts.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.DCF.DCF.x-none.msi.16.x-none.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL058.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\vi-VN\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\Dictionaries\en_GB\changelog.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Gill Sans MT.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.DesktopAppInstaller_1.0.30251.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\kn-IN\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\kk.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ta.txt smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskmenu.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknav\osknavbase.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial-Times New Roman.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\whatsnewsrc\bulletin_board.html smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\manifests\BuiltinClassNotebook.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RHeartbeatConfig.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsita.xml smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\stream_config_window.html smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\skins\winamp2.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\ar-SA\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\en-us\outlook_whatsnew.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Adobe\Products.txt smnss.exe File opened for modification C:\Program Files (x86)\Windows Media Player\Media Renderer\RenderingControl_DMP.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\about.html smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\WORD_WHATSNEW.XML smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL054.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\am-ET\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\ta-IN\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Candara.xml smnss.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\Dictionaries\en_GB\affDescription.txt smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\pl-PL\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\Mac\UKRAINE.TXT smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsfra.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\config\Modules\org-openide-actions.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\update_tracking\org-netbeans-core-multiview.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler-selector-api.xml smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\view.html smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\requests\vlm_cmd.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred\oskpredbase.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\THIRDPARTYLICENSEREADME.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Slipstream.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\WordNaiveBayesCommandRanker.txt smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\Alphabet.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.powerpointmui.msi.16.en-us.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\es-MX\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_2019.729.2301.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\et.txt smnss.exe -
Drops file in Windows directory 64 IoCs
description ioc Process File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\de-DE\assets\ErrorPages\acr_error.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-microsoftedge_31bf3856ad364e35_10.0.19041.264_none_ef195f564f00d259\http_500.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-t..nputpersonalization_31bf3856ad364e35_10.0.19041.746_none_1da55dc225237a0d\ipssve.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_es-es_12451df02dbd2879\403-9.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..trolpanel.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_d23715c9ea6f2f2c\appxblockmap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-o..tiveportal.appxmain_31bf3856ad364e35_10.0.19041.1_none_f830216e59eee182\tokens_zhCN.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft.configci.commands_31bf3856ad364e35_10.0.19041.1081_none_21d54f6a980a590b\AllowAll_EnableHVCI.xml smnss.exe File opened for modification C:\Windows\diagnostics\index\NetworkDiagnostics_6_DA.xml smnss.exe File opened for modification C:\Windows\Fonts\fms_metadata.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_hyperv-vmchipset_31bf3856ad364e35_10.0.19041.153_none_b32940cfeb827fac\VmChipset Third-Party Notices.txt smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_en-us_a323edc73bd86475\BlockSite.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-microsoftedge_31bf3856ad364e35_10.0.19041.264_none_ef195f564f00d259\http_410.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-o..documents.resources_31bf3856ad364e35_10.0.19041.1_es-es_c82ea5efca98fd7b\OOBE_HELP_Opt_in_Details.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-sharedaccess_31bf3856ad364e35_10.0.19041.746_none_e2c6a972a81b8d2c\ipcfg.xml smnss.exe File opened for modification C:\Windows\SystemApps\NcsiUwpApp_8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-a..xtservice.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_c429f54b07aa1ba4\f\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\404-7.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-editions-professional_31bf3856ad364e35_10.0.19041.1288_none_51444fcfcf940a66\ProfessionalCountrySpecificEdition.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_es-es_12451df02dbd2879\404-12.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_es-es_12451df02dbd2879\404-2.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..iencehost.appxsetup_31bf3856ad364e35_10.0.19041.1_none_8233b83a4a099cd4\AppxManifest.xml smnss.exe File opened for modification C:\Windows\servicing\Editions\EnterpriseEdition.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\fr-FR\assets\ErrorPages\pdferrorrenewrentallicense.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\oobe-light-frame-template.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_it-it_f8576122041e54e0\Rules.System.Diagnostics.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..iguration.searchapp_31bf3856ad364e35_10.0.19041.1_none_6a5e909ee80bfce7\BingConfiguration_it-IT.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..gshellapp.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_b4c98345579ad387\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\tokens_jaJP.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_es-es_a2ef4aab3bff561a\LearnMore.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-microsoftedge_31bf3856ad364e35_10.0.19041.264_none_ef195f564f00d259\needie.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_es-es_6b77f4dc3a1a5900\Rules.System.Performance.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-t..nputpersonalization_31bf3856ad364e35_10.0.19041.1_none_f59d207965b1bbc3\ipsdeu.xml smnss.exe File opened for modification C:\Windows\PLA\Reports\it-IT\Report.System.Network.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_es-es_a2ef4aab3bff561a\http_500.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_d1f435fdf91e63d5\http_404.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-iana-tzdb-timezones_31bf3856ad364e35_10.0.19041.1081_none_7844725cf8ddff9b\f\timezones.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_45a6c0aa2ed16c7c\hstscerterror.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-o..ectionflow.appxmain_31bf3856ad364e35_10.0.19041.1_none_e2e6c013142b9760\tokens_jaJP.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..iondialog.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_5f1081b1c1cd1c92\r\AppxManifest.xml 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-c..urepicker.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_2719bdeef32ae98e\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..urepicker.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_2719bdeef32ae98e\r\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-editions-professional_31bf3856ad364e35_10.0.19041.264_none_ba5e4a287945a683\EnterpriseEdition.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_es-es_a2ef4aab3bff561a\WpcBlockFrame.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..rastructureconsumer_31bf3856ad364e35_10.0.19041.1_none_69cd9c22cfcf9358\Rules.System.Disk.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\sslnavcancel.htm smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\inclusiveOobe\view\templates\oobe-retaildemo-dialog-template.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-dot3svc_31bf3856ad364e35_10.0.19041.1_none_215d1c4c12e1d275\Rules.System.Wired.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-o..ectionflow.appxmain_31bf3856ad364e35_10.0.19041.423_none_0b0196a3d38fda4e\tokens_frFR.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-waasmedic_31bf3856ad364e35_10.0.19041.1165_none_a82485b8f343811f\ceb497ee0184aaa4681d2fb2ef242a5b8551eea8.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_dual_prnms007.inf_31bf3856ad364e35_10.0.19041.1_none_70cec824c55a4876\Amd64\MSPWGR.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..rymanager.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_f52dbf51d6536fa6\f\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\401-5.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-iis-sharedlibraries_31bf3856ad364e35_10.0.19041.1_none_c6da8048542fddc7\Ftp_schema.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_0e2f6adb2cec6f62\Rules.System.Disk.xml smnss.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v2.0.50727\ASP.NETWebAdminFiles\App_Data\GroupedProviders.xml smnss.exe File opened for modification C:\Windows\PLA\Reports\Report.System.Performance.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.XGpuEjectDialog_cw5n1h2txyewy\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\templates\view\common-toggle-template.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-17.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-o..iveportal.appxsetup_31bf3856ad364e35_10.0.19041.1_none_ef32a78b44bbf362\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\MsoIrmProtector.doc smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..iguration.searchapp_31bf3856ad364e35_10.0.19041.1_none_6a5e909ee80bfce7\BingConfiguration_en-CA.xml smnss.exe File opened for modification C:\Windows\PLA\Rules\it-IT\Rules.System.CPU.xml smnss.exe -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED} NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.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 NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5084 smnss.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1916 wrote to memory of 4996 1916 NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe 89 PID 1916 wrote to memory of 4996 1916 NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe 89 PID 1916 wrote to memory of 4996 1916 NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe 89 PID 4996 wrote to memory of 5084 4996 ctfmen.exe 90 PID 4996 wrote to memory of 5084 4996 ctfmen.exe 90 PID 4996 wrote to memory of 5084 4996 ctfmen.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.8f31d9d3e255e3ff701c034e37b74f20_JC.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:1916 -
C:\Windows\SysWOW64\ctfmen.exectfmen.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4996 -
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
- 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:5084
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
MD5358b6eb3ea2c446409af62867416430d
SHA14c3bfc8f2bf94b8cccbbddc64428d9bdbe4d404a
SHA2567460b65072e1ccb0b089834d6e63e4096d876685d6f67a285a0ffefbb0c317df
SHA51260d8ceec982b3f12257641572d1645016bdf5ecf39d40c36ca5d57f39adcddfa92e5bbbade45e3dea6cf8b3f46dca96041e57ad8c65a7dc7b2ef7d93695fdc6d
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Filesize
4KB
MD5358b6eb3ea2c446409af62867416430d
SHA14c3bfc8f2bf94b8cccbbddc64428d9bdbe4d404a
SHA2567460b65072e1ccb0b089834d6e63e4096d876685d6f67a285a0ffefbb0c317df
SHA51260d8ceec982b3f12257641572d1645016bdf5ecf39d40c36ca5d57f39adcddfa92e5bbbade45e3dea6cf8b3f46dca96041e57ad8c65a7dc7b2ef7d93695fdc6d
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Filesize
41KB
MD5caedf65d22b03dfa3fd5f6b0c7e5f142
SHA1e2766f5b10906cb7d939b28b1c75fd2292e0d367
SHA256aaab22bc0a2bb028f20a7c52ab7de21411cad227bbaf66e63c72c11997e69c88
SHA51248a3e8c1afdb1caac86fce34350f0bacd2476fc91b367064e9a0c51708bba793289bca2d3829a6622a9c2cf4c35013e98d252e147103313aa6d4e8e8858e0c49
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Filesize
41KB
MD5caedf65d22b03dfa3fd5f6b0c7e5f142
SHA1e2766f5b10906cb7d939b28b1c75fd2292e0d367
SHA256aaab22bc0a2bb028f20a7c52ab7de21411cad227bbaf66e63c72c11997e69c88
SHA51248a3e8c1afdb1caac86fce34350f0bacd2476fc91b367064e9a0c51708bba793289bca2d3829a6622a9c2cf4c35013e98d252e147103313aa6d4e8e8858e0c49
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Filesize
183B
MD5bae0bd68f9a9a045a93e73e53a55d437
SHA19ac9937ab3f7ee282ebaeb3f4b8e573253c564a0
SHA25670d7381256157476bed290e2e135cc2e605adcd35639a92520d7bd5afa620c02
SHA5127a931a9c85b9e6fcd6f47e354d68d4641494786628023d4bd83becc7b5a189faa910bd87affb1a2edd46541ac51709c4b82b02db149424947e304f1facc6de24
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Filesize
8KB
MD5a1d0979c5c2c37362ef292ecd4c89b2a
SHA1e1fcf1fbcd44dcd49163205e03a05c5e2ad3508a
SHA256f5fb9d6fbd4cdd68f8f2a0e22d6d8ad18644ea6463808a1bfaec9531f273d82b
SHA512df36002bcbcc344560b6e73a8cbd0546bf0020377b0c211ca85822c388ff6d3272371ca018b8f2a9f38c7985c526b9ea894bb942878573ae1b6c377a215469a2
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Filesize
8KB
MD5a1d0979c5c2c37362ef292ecd4c89b2a
SHA1e1fcf1fbcd44dcd49163205e03a05c5e2ad3508a
SHA256f5fb9d6fbd4cdd68f8f2a0e22d6d8ad18644ea6463808a1bfaec9531f273d82b
SHA512df36002bcbcc344560b6e73a8cbd0546bf0020377b0c211ca85822c388ff6d3272371ca018b8f2a9f38c7985c526b9ea894bb942878573ae1b6c377a215469a2
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Filesize
8KB
MD5a1d0979c5c2c37362ef292ecd4c89b2a
SHA1e1fcf1fbcd44dcd49163205e03a05c5e2ad3508a
SHA256f5fb9d6fbd4cdd68f8f2a0e22d6d8ad18644ea6463808a1bfaec9531f273d82b
SHA512df36002bcbcc344560b6e73a8cbd0546bf0020377b0c211ca85822c388ff6d3272371ca018b8f2a9f38c7985c526b9ea894bb942878573ae1b6c377a215469a2
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Filesize
41KB
MD5caedf65d22b03dfa3fd5f6b0c7e5f142
SHA1e2766f5b10906cb7d939b28b1c75fd2292e0d367
SHA256aaab22bc0a2bb028f20a7c52ab7de21411cad227bbaf66e63c72c11997e69c88
SHA51248a3e8c1afdb1caac86fce34350f0bacd2476fc91b367064e9a0c51708bba793289bca2d3829a6622a9c2cf4c35013e98d252e147103313aa6d4e8e8858e0c49
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Filesize
41KB
MD5caedf65d22b03dfa3fd5f6b0c7e5f142
SHA1e2766f5b10906cb7d939b28b1c75fd2292e0d367
SHA256aaab22bc0a2bb028f20a7c52ab7de21411cad227bbaf66e63c72c11997e69c88
SHA51248a3e8c1afdb1caac86fce34350f0bacd2476fc91b367064e9a0c51708bba793289bca2d3829a6622a9c2cf4c35013e98d252e147103313aa6d4e8e8858e0c49