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Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
06/04/2024, 21:39
Static task
static1
Behavioral task
behavioral1
Sample
61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe
Resource
win10v2004-20240226-en
General
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Target
61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe
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Size
70KB
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MD5
207c326e20f5f8c5d5fba3c4e57d1b7b
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SHA1
5f98ad6fb4408c3dd71d8c6795a762adaabe6364
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SHA256
61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb
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SHA512
d4fb12ef887dfab386cf7b10d6240348b8a1ef970be1df88ee566695f1f3babf51b924e0146869d14c14bb93ef2b276b8b475c7e9e57ad9748ab976be6966b82
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SSDEEP
1536:Gq5VwWDjDkdTRqHFOn8tIbbeYiuZIFS9b1YTjipvF2a:Gq5ud9qHFO8Kf3rIIb1YvQd2a
Malware Config
Signatures
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UPX dump on OEP (original entry point) 18 IoCs
resource yara_rule behavioral2/memory/4760-0-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/files/0x000c000000023199-10.dat UPX behavioral2/files/0x00070000000231fe-15.dat UPX behavioral2/memory/4760-18-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/files/0x000e000000023135-20.dat UPX behavioral2/memory/4944-28-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/2696-26-0x0000000000400000-0x0000000000409000-memory.dmp UPX behavioral2/memory/4760-24-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/memory/4760-21-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/4944-35-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/memory/4944-37-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/4944-38-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/memory/4944-39-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/4944-41-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/4944-43-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/4944-45-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/4944-47-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/4944-51-0x0000000000400000-0x000000000041F000-memory.dmp UPX -
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 behavioral2/files/0x000c000000023199-10.dat acprotect -
Executes dropped EXE 2 IoCs
pid Process 2696 ctfmen.exe 4944 smnss.exe -
Loads dropped DLL 2 IoCs
pid Process 4760 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe 4944 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" 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.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.
description ioc Process File opened (read-only) \??\H: smnss.exe File opened (read-only) \??\L: smnss.exe File opened (read-only) \??\R: smnss.exe File opened (read-only) \??\U: smnss.exe File opened (read-only) \??\X: smnss.exe File opened (read-only) \??\G: smnss.exe File opened (read-only) \??\I: smnss.exe File opened (read-only) \??\K: smnss.exe File opened (read-only) \??\T: smnss.exe File opened (read-only) \??\V: smnss.exe File opened (read-only) \??\E: smnss.exe File opened (read-only) \??\J: smnss.exe File opened (read-only) \??\O: smnss.exe File opened (read-only) \??\P: smnss.exe File opened (read-only) \??\Q: smnss.exe File opened (read-only) \??\W: smnss.exe File opened (read-only) \??\M: smnss.exe File opened (read-only) \??\N: smnss.exe File opened (read-only) \??\S: smnss.exe -
Maps connected drives based on registry 3 TTPs 6 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe -
Drops file in System32 directory 64 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\default.help.txt 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\WindowsPowerShell\v1.0\ja-JP\default.help.txt 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\tcpbidi.xml smnss.exe File opened for modification C:\Windows\SysWOW64\ctfmen.exe 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe File opened for modification C:\Windows\SysWOW64\shervans.dll 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe File created C:\Windows\SysWOW64\satornas.dll 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.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\SysWOW64\Speech_OneCore\Common\en-US\tokens_TTS_en-US_david.xml smnss.exe File created C:\Windows\SysWOW64\ctfmen.exe 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.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\SysWOW64\WindowsPowerShell\v1.0\es-ES\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\SysWOW64\wsmanconfig_schema.xml smnss.exe File created C:\Windows\SysWOW64\smnss.exe 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe File opened for modification C:\Windows\SysWOW64\satornas.dll 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.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 created C:\Windows\SysWOW64\shervans.dll 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe File opened for modification C:\Windows\SysWOW64\AppxProvisioning.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\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\potscfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc smnss.exe File opened for modification C:\Windows\SysWOW64\Recovery\ReAgent.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\SysWOW64\NdfEventView.xml smnss.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\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsPS-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\ipcfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\IME\IMEJP\APPLETS\IMJPCLST.XML smnss.exe File opened for modification C:\Windows\SysWOW64\Speech_OneCore\Common\tokens.xml smnss.exe File created C:\Windows\SysWOW64\smnss.exe 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\System32\DriverStore\FileRepository\prnms012.inf_amd64_707d3849370b9d23\Amd64\MSIPP-pipelineconfig.xml smnss.exe File created C:\Windows\SysWOW64\grcopy.dll 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.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\SysWOW64\MailContactsCalendarSync\LiveDomainList.txt 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\Speech_OneCore\Common\en-US\Tokens_SR_en-US-N.xml smnss.exe File created C:\Windows\SysWOW64\zipfiaq.dll 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\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR.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\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW_devmode_map.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\pppcfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\WindowsCodecsRaw.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\prnms010.inf_amd64_9e410195c3b236c9\Amd64\MSECP.xml smnss.exe File opened for modification C:\Windows\SysWOW64\F12\Timeline.cpu.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\grcopy.dll 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe File created C:\Windows\SysWOW64\zipfi.dll 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\tsprint.inf_amd64_6066bc96a5f28b44\tsprint-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\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon-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\wbem\xsl-mappings.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 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\Lang\yo.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL120.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\sq-AL\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\kab.txt 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\7-Zip\Lang\kaa.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL117.XML smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsplk.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsptb.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Paper.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\manifest.xml smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\error_window.html smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.SkypeApp_14.53.77.0_neutral_split.scale-125_kzf8qxf38zg5c\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\an.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\el.txt smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.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\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\ml-IN\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\notetagsUI\index.html smnss.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\MLModels\autofill_labeling_features.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_WHATSNEW.XML smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\LISTS\1033\PHONE.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.DesktopAppInstaller_1.0.30251.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipshrv.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL026.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.YourPhone_0.19051.7.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\uz.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL012.XML smnss.exe File opened for modification C:\Program Files (x86)\Windows Media Player\Media Renderer\RenderingControl.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipssrl.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Times New Roman-Arial.xml smnss.exe File opened for modification C:\Program Files\VideoLAN\VLC\COPYING.txt 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\Microsoft Office\root\Integration\C2RManifest.proofing.msi.16.en-us.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPack2019Eula.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmmui.msi.16.en-us.xml smnss.exe File opened for modification C:\Program Files\Windows NT\TableTextService\TableTextServiceYi.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL077.XML smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL112.XML smnss.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\Dictionaries\en_US\README_en_US.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\nn.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sr-spc.txt smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\uz-Latn-UZ\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\Java\jre-1.8\Welcome.html smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsSoundRecorder_10.1906.1972.0_neutral_split.scale-200_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\eu-ES\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\manifests\BuiltinLearningTools.xml smnss.exe File opened for modification C:\Program Files (x86)\Windows Media Player\Media Renderer\avtransport.xml smnss.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\Pester\3.4.0\en-US\about_Mocking.help.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\ClientARMRefer2019_eula.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\ExcelMessageDismissal.txt smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftEdge.Stable_92.0.902.67_neutral__8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E1-0000-1000-0000000FF1CE.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Aspect.xml smnss.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\Mac\CROATIAN.TXT smnss.exe File opened for modification C:\Program Files (x86)\Microsoft.NET\RedistList\AssemblyList_4_extended.xml smnss.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\jvm.hprof.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN110.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\Mac\SYMBOL.TXT smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\gl-ES\View3d\3DViewerProductDescription-universal.xml smnss.exe -
Drops file in Windows directory 64 IoCs
description ioc Process File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..settings-searchdata_31bf3856ad364e35_10.0.19041.1266_none_02712bcc4c459e88\r\AllSystemSettings_{253E530E-387D-4BC2-959D-E6F86122E5F2}.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_dual_prnms007.inf_31bf3856ad364e35_10.0.19041.1_none_70cec824c55a4876\Amd64\MSPassthrough-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-hvsi-service-shared_31bf3856ad364e35_10.0.19041.1_none_3cfd44d351b1a8ab\HvsiMachinePolicies_ContainerRealtime.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-7.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\403-9.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_414a0942eadc3634\403-16.htm 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.Diagnostics.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\401-4.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..lcontrols.appxsetup_31bf3856ad364e35_10.0.19041.1_none_81c96d975e2daf7a\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..p.desktop.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_278c03d4cb0b9781\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-srh_31bf3856ad364e35_10.0.19041.1266_none_1e3229580ff745d0\NarratorControlTemplates.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-userexperience-desktop_31bf3856ad364e35_10.0.19041.1266_none_fb76f6fb7e78a373\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-w..wsupdateclient-core_31bf3856ad364e35_10.0.19041.1288_none_23aa03725ec9354a\f\14a3f9e824793931d34f7f786a538bbc9ef1f0d6.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-winre-recoveryagent_31bf3856ad364e35_10.0.19041.964_none_98ae4c10cec4be4f\ReAgent.xml smnss.exe File opened for modification C:\Windows\PLA\Reports\ja-JP\Report.System.Disk.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\inclusiveOobe\view\oobeprovisioningentry-main.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\common-header-template.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..ore-files.resources_31bf3856ad364e35_10.0.19041.1_en-us_7f49f6de1f3c8a9f\Rules.AD.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_de-de_c2bbc1ff4b155b96\Rules.System.Network.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.Configuration.xml smnss.exe File opened for modification C:\Windows\servicing\Editions\IoTEnterpriseEdition.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_it-it_2fceb6f1060351fa\http_gen.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-w..wsupdateclient-core_31bf3856ad364e35_10.0.19041.207_none_8d07de31084775c6\f\14a3f9e824793931d34f7f786a538bbc9ef1f0d6.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..iencehost.appxsetup_31bf3856ad364e35_10.0.19041.1266_none_12ea08a0c4f345b0\r\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..ore-files.resources_31bf3856ad364e35_10.0.19041.1_es-es_7f1553c21f637c44\Report.AD.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-editions-professional_31bf3856ad364e35_10.0.19041.1288_none_51444fcfcf940a66\EditionMappings.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_es-es_12451df02dbd2879\401-2.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..iondialog.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_5f1081b1c1cd1c92\f\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-wlansvc.resources_31bf3856ad364e35_10.0.19041.1_en-us_f3b6977e3578692c\Rules.System.Wireless.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\de-DE\assets\ErrorPages\PhishSiteEdge.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\oobeeula-main.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-ecapp.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_6d4be35dd691e117\f\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\401-1.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-n..uickstart.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_c81408a27d1805ca\f\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-ui-pcshell_31bf3856ad364e35_10.0.19041.746_none_f297ff1a159e7f05\f\DefaultLayouts.xml smnss.exe File opened for modification C:\Windows\Microsoft.NET\Framework\v2.0.50727\RedistList\FrameworkList.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\test.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-hvsi-service-shared_31bf3856ad364e35_10.0.19041.1151_none_fbdc4c5f677dc2ec\f\HvsiMachinePolicies_ContainerCreate.xml 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.Disk.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-printdialog.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_a682193ea7614721\f\appxmanifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-t..nputpersonalization_31bf3856ad364e35_10.0.19041.1_none_f59d207965b1bbc3\ipscat.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\inclusiveOobe\view\oobeenterpriseprovisioning-main.html smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\oobe-listview-template.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\oobelocalaccount-main.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..view-host-appxsetup_31bf3856ad364e35_10.0.19041.1023_none_bc2fe801d2277712\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\pdferrorunknownerror.html smnss.exe File opened for modification C:\Windows\PLA\Rules\de-DE\Rules.System.Diagnostics.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\it-IT\assets\ErrorPages\WpcBlockFrame.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\retailDemoAdvancedInclusive.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-n..uickstart.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_c81408a27d1805ca\r\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..rastructureconsumer_31bf3856ad364e35_10.0.19041.1_none_69cd9c22cfcf9358\Rules.System.Summary.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\ja-JP\assets\ErrorPages\pdferror.html smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\RetailDemo\retailDemoSecurity.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-lockapp.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_73bddbc9c1fb11b2\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_10.0.19041.746_none_afaafac6b02c16fa\kor-kor.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.OOBENetworkCaptivePortal_cw5n1h2txyewy\speech\0410\tokens_itIT.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-a..gement-uevtemplates_31bf3856ad364e35_10.0.19041.1_none_0d66b54875835a49\ThemeSettings2013.xml 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_ja-jp_d1f435fdf91e63d5\pdferrorrepurchasecontent.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-o..documents.resources_31bf3856ad364e35_10.0.19041.1_de-de_1f727312db940011\oobe_learn_more_activity_history.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..lcontrols.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_40b016a173f49507\r\AppxBlockMap.xml smnss.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\Microsoft.ConfigCI.Commands\v4.0_10.0.0.0__31bf3856ad364e35\AllowAll_EnableHVCI.xml smnss.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Config\NetFx45_IIS_schema_update.xml smnss.exe -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED} 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.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 4944 smnss.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4760 wrote to memory of 2696 4760 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe 94 PID 4760 wrote to memory of 2696 4760 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe 94 PID 4760 wrote to memory of 2696 4760 61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe 94 PID 2696 wrote to memory of 4944 2696 ctfmen.exe 95 PID 2696 wrote to memory of 4944 2696 ctfmen.exe 95 PID 2696 wrote to memory of 4944 2696 ctfmen.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.exe"C:\Users\Admin\AppData\Local\Temp\61f51ef133f57f47246d29b175828af1b4b0ec801bee4afed10ec140c1a449fb.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:4760 -
C:\Windows\SysWOW64\ctfmen.exectfmen.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2696 -
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:4944
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
MD53507f16f17047d57a8bb8b83330b86d8
SHA15610bf405dbec5b98b20d202fcfae7b55b65a207
SHA2566305bb90f5055a66f30bab1e9ce94e0be9944089e8e339ffa6d21b6e7263fcfc
SHA512bad0effa2b7409bb85ad107c422406bfa1ce816d27bc2f663e88941ce63c2d3ecc8b61e3eb80ac605949d67fbadbe1cbb08bc795022bdc39efd6961561c6f25f
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Filesize
70KB
MD53659e54ee91ddc86b44bc1bf52bebe51
SHA1e7a94a06c931c7c6f5e20d99758002ad81404f2b
SHA256c5219c4d6bec2b10e9b8f586838b706dc85f29877bfaaae4f74bd94b89faf57e
SHA5126de18df7ae89b62f1e24b6260e10f4515434d63b1362a9bcef7f33842aa52a4499fc71f6ad1500881d005a8256362f69e3b38d9d24d16559c2458c9de3ff6bf6
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Filesize
183B
MD5ae2be29a7b2060242edd864d1e60d8da
SHA1a6fe7bb7d97bc81f5a86cd093406abfd87c839d0
SHA25696eef8cbee44882d7abe85a318e7d1c5cafc3f5db417727732ba9051b08dbd7b
SHA51244c00c5596dc3455b993d82a4d491fc566a834a9f197eb26730b71c527125c94cb644ddf186de9a1d02f1932d13c278029b808501d19bba3fe4585439cb88904
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Filesize
8KB
MD5bb493278408dfd74589f4032804adf5a
SHA1b522d5f7109fcdc212ffa393d6cc5c2d9c09b8d6
SHA25699c8b1401a44c4fc60b0d424811afbe10718f26d512e00dfe1a1ba85fbc39a9a
SHA5127d2460228c2b6c872c644e923c6c26e3304322fd096d9126e3e7f56bd92564397c9b1573dfdc6479c348df5fb68656bf44fa1c1d769fc032a3ece98bf5d38d6d