Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03-06-2024 05:43
Static task
static1
Behavioral task
behavioral1
Sample
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe
Resource
win10v2004-20240508-en
General
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Target
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe
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Size
75KB
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MD5
3e26376479d7d154bcaa2d45b919a6c2
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SHA1
75e4251d8d637ba3cf1d28e18df7ea93fa853e9d
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SHA256
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044
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SHA512
3b5c58b7902c6ccbe6258cefa72612e3f25c93d646b5593e22e89fcd5d094aac77b2ec04052b06f2dc052eefd967b438f5b1979c1a4fc84ba29daafe6940def2
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SSDEEP
1536:6x1Qja7luy6y0s4sqfkbnAKBOKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T3s:qOjWuyt0ZsqsXOKofHfHTXQLzgvnzHPE
Malware Config
Signatures
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UPX dump on OEP (original entry point) 6 IoCs
Processes:
resource yara_rule behavioral2/files/0x000700000002340a-9.dat UPX behavioral2/memory/4768-17-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/files/0x0008000000022f51-19.dat UPX behavioral2/memory/4768-23-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/memory/2052-24-0x0000000000400000-0x0000000000409000-memory.dmp UPX behavioral2/memory/2708-35-0x0000000010000000-0x000000001000D000-memory.dmp UPX -
Drops file in Drivers directory 1 IoCs
Processes:
smnss.exedescription 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.
Processes:
resource yara_rule behavioral2/files/0x000700000002340a-9.dat acprotect -
Executes dropped EXE 2 IoCs
Processes:
ctfmen.exesmnss.exepid Process 2052 ctfmen.exe 2708 smnss.exe -
Loads dropped DLL 2 IoCs
Processes:
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exesmnss.exepid Process 4768 f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe 2708 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
Processes:
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exesmnss.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe" f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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.
Processes:
smnss.exedescription ioc Process File opened (read-only) \??\T: smnss.exe File opened (read-only) \??\W: smnss.exe File opened (read-only) \??\E: smnss.exe File opened (read-only) \??\H: smnss.exe File opened (read-only) \??\K: smnss.exe File opened (read-only) \??\L: smnss.exe File opened (read-only) \??\M: smnss.exe File opened (read-only) \??\Q: smnss.exe File opened (read-only) \??\R: smnss.exe File opened (read-only) \??\V: smnss.exe File opened (read-only) \??\I: smnss.exe File opened (read-only) \??\J: smnss.exe File opened (read-only) \??\P: smnss.exe File opened (read-only) \??\U: smnss.exe File opened (read-only) \??\G: smnss.exe File opened (read-only) \??\N: smnss.exe File opened (read-only) \??\O: smnss.exe File opened (read-only) \??\S: smnss.exe File opened (read-only) \??\X: smnss.exe -
Maps connected drives based on registry 3 TTPs 6 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exesmnss.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1 f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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
Processes:
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exesmnss.exedescription ioc Process File created C:\Windows\SysWOW64\satornas.dll f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe File opened for modification C:\Windows\SysWOW64\satornas.dll f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe File created C:\Windows\SysWOW64\zipfi.dll smnss.exe File opened for modification C:\Windows\SysWOW64\IME\IMEJP\APPLETS\IMJPCLST.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\it-IT\default.help.txt smnss.exe File created C:\Windows\SysWOW64\zipfiaq.dll 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\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon.xml smnss.exe File opened for modification C:\Windows\SysWOW64\grcopy.dll f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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\icsxml\ipcfg.xml smnss.exe File created C:\Windows\SysWOW64\smnss.exe smnss.exe File opened for modification C:\Windows\SysWOW64\F12\Timeline.cpu.xml smnss.exe File opened for modification C:\Windows\SysWOW64\MailContactsCalendarSync\LiveDomainList.txt smnss.exe File opened for modification C:\Windows\SysWOW64\wbem\xsl-mappings.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms001.inf_amd64_8bc1bda6cf47380c\MXDW-pipelineconfig.xml smnss.exe File created C:\Windows\SysWOW64\grcopy.dll f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe File opened for modification C:\Windows\SysWOW64\shervans.dll f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSXPS2.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\WindowsCodecsRaw.txt 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\Speech_OneCore\Common\tokens.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\SysWOW64\icsxml\cmnicfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\osinfo.xml 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\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsXPS-pipelineconfig.xml 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\NdfEventView.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\Recovery\ReAgent.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\default.help.txt smnss.exe File created C:\Windows\SysWOW64\shervans.dll f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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\System32\DriverStore\FileRepository\prnms012.inf_amd64_707d3849370b9d23\Amd64\MSIPP.xml smnss.exe File created C:\Windows\SysWOW64\ctfmen.exe f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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\prnms003.inf_x86_360f6f3a7c4b3433\I386\unishare-pipelineconfig.xml smnss.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\SysWOW64\icsxml\potscfg.xml 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\SysWOW64\WindowsPowerShell\v1.0\ja-JP\default.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\AppxProvisioning.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\prnms008.inf_amd64_69b5e0c918eab9a6\Amd64\unishare3d-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\tcpbidi.xml smnss.exe File opened for modification C:\Windows\SysWOW64\ctfmen.exe f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW-PDC.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\wsmanconfig_schema.xml smnss.exe File created C:\Windows\SysWOW64\smnss.exe f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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\MSxpsPS-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\pppcfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc smnss.exe File opened for modification C:\Windows\System32\DriverStore\FileRepository\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS-pipelineconfig.xml smnss.exe -
Drops file in Program Files directory 64 IoCs
Processes:
smnss.exedescription ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\Adobe\symbol.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\sdxs.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsSoundRecorder_10.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxManifest.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\Microsoft Office\PackageManifests\AppXManifest.90160000-006E-0409-1000-0000000FF1CE.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\va.txt smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_jpn.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL106.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsAlarms_10.1906.2182.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\en-us\onenote_whatsnew.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue II.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub_M365_eula.txt smnss.exe File opened for modification C:\Program Files\Windows Media Player\Media Renderer\RenderingControl_DMP.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 (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\Abbreviations\en_CA\List.txt smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsnld.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\en-GB\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WebMediaExtensions_1.0.20875.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WebviewOffline.html smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\kaa.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\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\_Resources\index.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\id.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\MSOSEC.XML smnss.exe File opened for modification C:\Program Files\Java\jdk-1.8\THIRDPARTYLICENSEREADME.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\Office16\SLERROR.XML smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses\c2rpridslicensefiles_auto.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\FrequentOfficeUpdateSchedule.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VCLibs.140.00_14.0.27323.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\WebviewOffline.html smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\VoiceCommands.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipssrb.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\manifests\BuiltinAddCustomTags.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL107.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\be-BY\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert.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\Microsoft Office\root\Document Themes 16\Theme Fonts\Georgia.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN027.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\el-GR\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\Pester\3.4.0\en-US\about_TestDrive.help.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\hi.txt smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert\insertbase.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\fa-IR\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\sv-SE\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\InitializeAdd.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\manifest.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\nb.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\ClientOSub_eula.txt smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_2019.305.632.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml 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\Microsoft Office\PackageManifests\AuthoredExtensions.16.xml smnss.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\MLModels\autofill_labeling_features_email.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL090.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_neutral_~_kzf8qxf38zg5c\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe -
Drops file in Windows directory 64 IoCs
Processes:
smnss.exedescription ioc Process File opened for modification C:\Windows\SystemApps\Microsoft.ECApp_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\ja-JP\assets\ErrorPages\http_404.htm smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.OOBENetworkConnectionFlow_cw5n1h2txyewy\speech\0c0c\tokens_frCA.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-hvsi-service-shared_31bf3856ad364e35_10.0.19041.1151_none_fbdc4c5f677dc2ec\HvsiMachinePolicies_ContainerCreate.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_en-us_1279c10c2d9636d4\403-15.htm smnss.exe File opened for modification C:\Windows\PLA\Reports\fr-FR\Report.System.Network.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..olsclient.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_fe9996dc5d311970\r\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_es-es_a2ef4aab3bff561a\sslnavcancel.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..kerplugin.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_23f4c1602d97fe43\r\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_0e2f6adb2cec6f62\Report.System.Network.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\uk-UA\assets\ErrorPages\http_406.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-8.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_en-us_1279c10c2d9636d4\403-4.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_it-it_9f248a35f7c12459\403-14.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_es-es_a2ef4aab3bff561a\http_410.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-printdialog.appxsetup_31bf3856ad364e35_10.0.19041.1_none_e79b7034919a6194\appxblockmap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..e.desktop.searchapp_31bf3856ad364e35_10.0.19041.1_none_43fe9f4e368e081f\5.txt smnss.exe File opened for modification C:\Windows\WinSxS\amd64_netfx4-attributionfile_b03f5f7f11d50a3a_4.0.15805.0_none_763fb8d053feb31c\ThirdPartyNotices.txt smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\fr-FR\assets\ErrorPages\proxyerror.htm smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_dual_prnms003.inf_31bf3856ad364e35_10.0.19041.264_none_f47802fda1463635\Amd64\unishare-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-ecapp.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_6d4be35dd691e117\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-editions-professional_31bf3856ad364e35_10.0.19041.264_none_ba5e4a287945a683\ProfessionalEdition.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-userexperience-desktop_31bf3856ad364e35_10.0.19041.173_none_6486f23c2831aaf3\f\AppxManifest.xml smnss.exe File opened for modification C:\Windows\PLA\Rules\it-IT\Rules.System.Network.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\default.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-dot3svc.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_5f8c8a80ca07e2d5\Report.System.NetDiagFramework.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-iana-tzdb-timezones_31bf3856ad364e35_10.0.19041.264_none_e1482d65a2a08701\r\timezones.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_it-it_f8576122041e54e0\Report.System.Summary.xml smnss.exe File opened for modification C:\Windows\WinSxS\Temp\PendingDeletes\a3e8984536e5d701149b00001815341f.Ftp_schema.xml smnss.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft.powershell.pester_31bf3856ad364e35_10.0.19041.1_none_9478227a478f23d5\about_Mocking.help.txt smnss.exe File opened for modification C:\Windows\PLA\Reports\ja-JP\Report.System.NetDiagFramework.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-dxp-deviceexperience_31bf3856ad364e35_10.0.19041.1_none_fd1639479924c51c\behavior.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\500.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-keyboarddiagnostic_31bf3856ad364e35_10.0.19041.1_none_976b7794ffbef99f\KeyboardDiagnostic.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-w..igurationdiagnostic_31bf3856ad364e35_10.0.19041.1_none_9a29135572e069ec\WindowsMediaPlayerConfiguration.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\pdferror.html smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\uk-UA\assets\ErrorPages\http_410.htm smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\uk-UA\assets\ErrorPages\navcancl.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\oobe-light-progress-template.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_it-it_9f248a35f7c12459\401-2.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_it-it_2fceb6f1060351fa\startfresh.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..g-fdprint.resources_31bf3856ad364e35_10.0.19041.1_es-es_2509cf5229985120\resource.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\repost.htm smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.OOBENetworkCaptivePortal_cw5n1h2txyewy\speech\0409\tokens_enUS.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..ment-enterprisecsps_31bf3856ad364e35_10.0.19041.153_none_2a1e6a613d7771a3\DMClient_DDF.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-hvsi-service-shared_31bf3856ad364e35_10.0.19041.1151_none_fbdc4c5f677dc2ec\AuditPol_ContainerRealtime.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_en-us_1279c10c2d9636d4\401.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-userexperience-desktop_31bf3856ad364e35_10.0.19041.1266_none_fb76f6fb7e78a373\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-w..bviewhost.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_1277eb7f6aa856b4\f\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft.processmitigations.commands_31bf3856ad364e35_10.0.19041.662_none_2a8c125210169f86\Microsoft.ProcessMitigations.Commands.dll-Help.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-sharedaccess_31bf3856ad364e35_10.0.19041.207_none_e2f2dfeea7fa44fc\pppcfg.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windowsdx..xperience.resources_31bf3856ad364e35_10.0.19041.1_uk-ua_cbf428fdebcdf121\resource.xml smnss.exe File opened for modification C:\Windows\diagnostics\index\BITSDiagnostic.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\cache\Desktop\26.txt 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-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_de-de_c2bbc1ff4b155b96\Report.System.Network.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_9a7ce02ef73966bb\Report.System.Summary.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..view-host-appxsetup_31bf3856ad364e35_10.0.19041.1023_none_bc2fe801d2277712\f\appxmanifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_414a0942eadc3634\403-7.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_uk-ua_cd2d1cde69f392b4\BlockSite.htm smnss.exe File opened for modification C:\Windows\PLA\Reports\Report.System.Common.xml smnss.exe File opened for modification C:\Windows\PLA\Rules\de-DE\Rules.System.Finale.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.LockApp_cw5n1h2txyewy\AppxManifest.xml smnss.exe -
Modifies registry class 6 IoCs
Processes:
smnss.exef95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exedescription ioc Process 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 f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED} f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
smnss.exedescription pid Process Token: SeDebugPrivilege 2708 smnss.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exectfmen.exedescription pid Process procid_target PID 4768 wrote to memory of 2052 4768 f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe 90 PID 4768 wrote to memory of 2052 4768 f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe 90 PID 4768 wrote to memory of 2052 4768 f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe 90 PID 2052 wrote to memory of 2708 2052 ctfmen.exe 91 PID 2052 wrote to memory of 2708 2052 ctfmen.exe 91 PID 2052 wrote to memory of 2708 2052 ctfmen.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.exe"C:\Users\Admin\AppData\Local\Temp\f95f323f382c6671416f77104361c6c8be822a6012ceeea90f77b518d7965044.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:4768 -
C:\Windows\SysWOW64\ctfmen.exectfmen.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2052 -
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
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:2708
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
MD59071491ac39060bae5e35c12ac3288c0
SHA1456a206895fbb1952d23587e61e774881d96659f
SHA256135c6271317d9465fde4c718da78309d7303711ed02338cacf66999acb06637a
SHA5122d14f8b160357dc1ddf0ce5f5c5d6ad806ccd021c68fc22cae07a543ae5ecd347f5295e6118015dd69b4ab485fa4a56a3627b697587e649471257ec4181cc67a
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Filesize
75KB
MD5abf6c7085bf83b0b106b1039e58ab4cb
SHA1dfb5c5cb0953cc0a96293f4b218ebd3648dc019e
SHA256d88e0e49fea301d806932a3cabb086c3cc148450ae17823d23ca5c082072a2c0
SHA51206ba7dd6065b2b228ebe703e5fd65e23bbba5ace761a69f46ca0d735ac8655204d89493373205727fd81e9a6dab6975f452e4fd0571a354cb8bb4fe79ac6a084
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Filesize
183B
MD515da9b9cdbbae0cea42a1e1eea88f13b
SHA1fa32ea4f337df22e67b73ddb21814af767829ee1
SHA256f5f9a2174ac9db2135c9792dc13810c3f0ac81d284430842da1846b7e9decd73
SHA512d034d201a99d011d011818355b75c1eaa9b13865ec4e6d497d6eb52c373f5c0c3b5ff845f2230d63a39be92944a66b06f1733cff9cb109aa4f163184c8b8b864
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Filesize
8KB
MD5c85aca62a67a7b8b5d60738c68005f3f
SHA119cf9ece4e2f3e96823c6dc7db9f768aba34c35e
SHA25620d3efc81d8c0ef85f00a431a627e25cf72fb4fd632da75bd9e4ab34e49d085e
SHA512db96a34b3985c4d1bfd1049f55dc184d4c5960567d2c2520a0fca9ccbaa912118e373551b0ae16c6e6a15598a3c0a714597cf957a48fee0a6b482baa504cae8c