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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
24/04/2024, 17:18
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe
Resource
win7-20240221-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
15 signatures
150 seconds
General
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Target
6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe
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Size
41KB
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MD5
542adcb1bd6f3734ff7f097808f11436
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SHA1
417b78f2845555d795fc7b14658f3358e806ca8f
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SHA256
6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7
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SHA512
a4f9ca8cd6d8a963ed84563c48bd41a34e7c3754f324b66cdaf131260c4502cc1d17fa125c904c4be61557a85727df7a2a6f416b86b08e4e8e4112ee12e54582
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SSDEEP
768:xeMc5VwWt1jDkbXdnTOyQxHFO+IxX2P5LIbbcPYir2lAqcdF0i09Cy:xq5VwWDjDkdTRqHFOn8tIbbeYiuZIFSz
Score
9/10
Malware Config
Signatures
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UPX dump on OEP (original entry point) 24 IoCs
resource yara_rule behavioral2/memory/3540-0-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/files/0x0008000000023410-10.dat UPX behavioral2/files/0x0007000000023414-15.dat UPX behavioral2/memory/3540-18-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/files/0x001c00000001e97e-20.dat UPX behavioral2/memory/3540-21-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3540-24-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/memory/4448-28-0x0000000000400000-0x0000000000409000-memory.dmp UPX behavioral2/memory/3704-33-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-36-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral2/memory/3704-37-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-39-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-41-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-43-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-45-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-47-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-49-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-51-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-53-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-55-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-57-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-59-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-61-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral2/memory/3704-63-0x0000000000400000-0x000000000041F000-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/0x0008000000023410-10.dat acprotect -
Executes dropped EXE 2 IoCs
pid Process 4448 ctfmen.exe 3704 smnss.exe -
Loads dropped DLL 2 IoCs
pid Process 3540 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 3704 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" 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.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) \??\P: smnss.exe File opened (read-only) \??\R: smnss.exe File opened (read-only) \??\U: smnss.exe File opened (read-only) \??\W: smnss.exe File opened (read-only) \??\G: smnss.exe File opened (read-only) \??\M: smnss.exe File opened (read-only) \??\N: smnss.exe File opened (read-only) \??\K: smnss.exe File opened (read-only) \??\L: smnss.exe File opened (read-only) \??\T: smnss.exe File opened (read-only) \??\S: smnss.exe File opened (read-only) \??\H: smnss.exe File opened (read-only) \??\J: smnss.exe File opened (read-only) \??\O: smnss.exe File opened (read-only) \??\V: smnss.exe File opened (read-only) \??\X: smnss.exe File opened (read-only) \??\E: smnss.exe File opened (read-only) \??\I: smnss.exe File opened (read-only) \??\Q: smnss.exe -
Maps connected drives based on registry 3 TTPs 6 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum smnss.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 smnss.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1 smnss.exe -
Drops file in System32 directory 64 IoCs
description ioc Process File created C:\Windows\SysWOW64\ctfmen.exe 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.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\WindowsPowerShell\v1.0\en-US\default.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\MailContactsCalendarSync\LiveDomainList.txt 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\prnms003.inf_x86_360f6f3a7c4b3433\I386\unishare-pipelineconfig.xml 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-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\System32\DriverStore\FileRepository\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS.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\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\osinfo.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\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\Recovery\ReAgent.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\SysWOW64\icsxml\ipcfg.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\potscfg.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\WindowsPowerShell\v1.0\de-DE\default.help.txt smnss.exe File created C:\Windows\SysWOW64\shervans.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File created C:\Windows\SysWOW64\grcopy.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.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\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon.xml smnss.exe File opened for modification C:\Windows\SysWOW64\tcpbidi.xml smnss.exe File opened for modification C:\Windows\SysWOW64\shervans.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File opened for modification C:\Windows\SysWOW64\satornas.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File opened for modification C:\Windows\SysWOW64\IME\IMEJP\APPLETS\IMJPCLST.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\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPassthrough-pipelineconfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\grcopy.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File opened for modification C:\Windows\SysWOW64\AppxProvisioning.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\SysWOW64\Speech_OneCore\Common\en-US\tokens_TTS_en-US.xml smnss.exe File created C:\Windows\SysWOW64\smnss.exe 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File created C:\Windows\SysWOW64\zipfi.dll smnss.exe File created C:\Windows\SysWOW64\smnss.exe 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\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW_devmode_map.xml 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\MSPWGR.xml smnss.exe File opened for modification C:\Windows\SysWOW64\icsxml\cmnicfg.xml smnss.exe File created C:\Windows\SysWOW64\satornas.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.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\SysWOW64\NdfEventView.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\prnms010.inf_amd64_9e410195c3b236c9\Amd64\MSECP.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\Speech_OneCore\Common\en-US\Tokens_SR_en-US-N.xml smnss.exe File opened for modification C:\Windows\SysWOW64\Speech_OneCore\Common\tokens.xml 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\WindowsPowerShell\v1.0\it-IT\default.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\wsmanconfig_schema.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\tsprint.inf_amd64_6066bc96a5f28b44\tsprint-PipelineConfig.xml smnss.exe File opened for modification C:\Windows\SysWOW64\F12\Timeline.cpu.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\es-ES\default.help.txt smnss.exe File opened for modification C:\Windows\SysWOW64\ctfmen.exe 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.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\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSXPS2.xml smnss.exe File opened for modification C:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc smnss.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\km-KH\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sr-spl.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\va.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Office 2007 - 2010.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Grayscale.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_2019.716.2313.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.office32ww.msi.16.x-none.xml smnss.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\LanguageNames2\DisplayLanguageNames.en_CA.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\AccessRuntime_eula.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL116.XML smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN065.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\Common Files\microsoft shared\ClickToRun\C2RHeartbeatConfig.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_heb.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknav.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\BuildInfo.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.shared.Office.x-none.msi.16.x-none.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL104.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\ro-RO\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\SupplementalDictionaries\en_GB\excluded.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Median.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN001.XML smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.VisualElementsManifest.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL097.XML smnss.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.ZuneMusic_10.19071.19011.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\da.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPP.HTM smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.dcfmui.msi.16.en-us.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001F-0409-1000-0000000FF1CE.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_2019.19071.19011.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\Windows Media Player\Media Renderer\connectionmanager_dmr.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\zh-TW\View3d\3DViewerProductDescription-universal.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\AppxManifest.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Constantia-Franklin Gothic Book.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Configuration\ssn_high_group_info.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN054.XML smnss.exe File opened for modification C:\Program Files (x86)\Windows Media Player\Media Renderer\connectionmanager_dmr.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sk.txt 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\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\Common Files\microsoft shared\ink\fsdefinitions\main\base_kor.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN102.XML smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL089.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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\LISTS\1033\TIME.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\DeletedAllUserPackages\Microsoft.YourPhone_0.19051.7.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml smnss.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipshi.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 (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\win\CP1254.TXT smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\pl.txt smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN010.XML smnss.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN097.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\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\Microsoft.Membership.MeControl\Assets\OfflinePages\WebviewOffline.html smnss.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml smnss.exe File opened for modification C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0000-1000-0000000FF1CE.xml smnss.exe -
Drops file in Windows directory 64 IoCs
description ioc Process File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-taskscheduler-service_31bf3856ad364e35_10.0.19041.264_none_0ce2bf73f5e3d0ee\D61D61C8-D73A-4EEE-8CDD-F6F9786B7124.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-a..gement-uevtemplates_31bf3856ad364e35_10.0.19041.1_none_0d66b54875835a49\MicrosoftOffice2013Office365Win32.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-management-oobe_31bf3856ad364e35_10.0.19041.1266_none_e6ebbe2a02425392\oobeautopilotupdate-main.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-mediaplayer-core_31bf3856ad364e35_10.0.19041.1266_none_802f96a5044b0fbe\RenderingControl_DMP.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-o..tiveportal.appxmain_31bf3856ad364e35_10.0.19041.423_none_204af7ff19532470\tokens_frFR.xml smnss.exe 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_microsoft-windows-i..raries-servercommon_31bf3856ad364e35_10.0.19041.264_none_876d2c71ceefefbb\rscaext.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_en-us_a323edc73bd86475\needie.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_45a6c0aa2ed16c7c\pdferrordisabledforregion.html smnss.exe File opened for modification C:\Windows\ImmersiveControlPanel\appxmanifest.xml smnss.exe File opened for modification C:\Windows\PLA\Rules\Rules.System.Wired.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\pdferrormfnotfound.html smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\it-IT\assets\ErrorPages\needie.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..iser-inboxdatafiles_31bf3856ad364e35_10.0.19041.1_none_276764d7804d3bad\Appraiser_TelemetryRunList.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_uk-ua_cd2d1cde69f392b4\http_500.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-printerdiagnostic_31bf3856ad364e35_10.0.19041.1_none_7bb04eb43a16f528\PrinterDiagnostic.xml smnss.exe File opened for modification C:\Windows\PLA\Rules\ja-JP\Rules.System.Common.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\inclusiveOobe\view\oobesettings-main.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_45a6c0aa2ed16c7c\http_403.htm smnss.exe File opened for modification C:\Windows\PLA\Reports\ja-JP\Report.System.Diagnostics.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\it-IT\assets\ErrorPages\PhishSiteEdge.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-o..ectionflow.appxmain_31bf3856ad364e35_10.0.19041.1_none_e2e6c013142b9760\tokens_frFR.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_9a7ce02ef73966bb\Rules.System.Finale.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-userexperience-desktop_31bf3856ad364e35_10.0.19041.173_none_6486f23c2831aaf3\r\AppxManifest.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-waasmedic_31bf3856ad364e35_10.0.19041.1165_none_a82485b8f343811f\r\ceb497ee0184aaa4681d2fb2ef242a5b8551eea8.xml smnss.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ThirdPartyNotices.txt smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\test.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_414a0942eadc3634\403-13.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_en-us_a323edc73bd86475\proxyerror.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-management-oobe_31bf3856ad364e35_10.0.19041.207_none_504b6becabbef9fe\oobeenterpriseprovisioning-main.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\oobe-retaildemo-exit-dialog-template.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_es-es_12451df02dbd2879\403-11.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_it-it_9f248a35f7c12459\502.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-printdialog.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_a682193ea7614721\appxblockmap.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\oobelanguage-main.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\401.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\502.htm smnss.exe File opened for modification C:\Windows\PLA\Reports\de-DE\Report.System.NetDiagFramework.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\de-DE\assets\ErrorPages\http_404.htm smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\http_400.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\tokens_enCA.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\tokens_itIT.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-management-oobe_31bf3856ad364e35_10.0.19041.207_none_504b6becabbef9fe\oobeautopilotupdate-main.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-microsoftedge_31bf3856ad364e35_10.0.19041.264_none_ef195f564f00d259\LearnMore.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_10.0.19041.746_none_afaafac6b02c16fa\osknumpad.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\404-12.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..oolsclient.appxmain_31bf3856ad364e35_10.0.19041.1_none_75cd350cc8b5dbcf\header.html smnss.exe File opened for modification C:\Windows\diagnostics\index\WindowsUpdateDiagnostic.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\uk-UA\assets\ErrorPages\needie.html 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\WinSxS\amd64_microsoft-windows-a..gement-uevtemplates_31bf3856ad364e35_10.0.19041.1_none_0d66b54875835a49\MicrosoftOffice2016Win64.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-editions-professional_31bf3856ad364e35_10.0.19041.1288_none_51444fcfcf940a66\r\EditionMatrix.xml smnss.exe File opened for modification C:\Windows\PLA\Reports\it-IT\Report.System.Summary.xml smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\ja-JP\assets\OfflineTabs\OfflineTabs.html smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.OOBENetworkConnectionFlow_cw5n1h2txyewy\speech\0c0a\tokens_esES.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-font-fms_31bf3856ad364e35_10.0.19041.1_none_fdc3c32153adba41\fms_metadata.xml smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_d1f435fdf91e63d5\defaultbrowser.htm smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_uk-ua_cd2d1cde69f392b4\hstscerterror.htm smnss.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-n..nosticsframeworkapi_31bf3856ad364e35_10.0.19041.746_none_133fa5a93e4dd152\NdfEventView.xml smnss.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\CENTEURO.TXT smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\inclusiveOobe\view\oobenetworklossaversion-main.html smnss.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\templates\view\common-listview-template.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\retailDemoLocal.html smnss.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..ore-files.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_ae1a3f14dc8289ff\Rules.AD.xml smnss.exe -
Modifies registry class 6 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.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 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED} 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3704 smnss.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3540 wrote to memory of 4448 3540 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 95 PID 3540 wrote to memory of 4448 3540 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 95 PID 3540 wrote to memory of 4448 3540 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 95 PID 4448 wrote to memory of 3704 4448 ctfmen.exe 96 PID 4448 wrote to memory of 3704 4448 ctfmen.exe 96 PID 4448 wrote to memory of 3704 4448 ctfmen.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe"C:\Users\Admin\AppData\Local\Temp\6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.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:3540 -
C:\Windows\SysWOW64\ctfmen.exectfmen.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4448 -
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:3704
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
MD50cf3be5d54cf93ad7c8b92ffaeaa3c9f
SHA1387d8bd7cc08ed424680c80c3bee3a442981c54b
SHA2568a27999e0ccaeeec2ac15ea8a8b346e0b80730b94a261238b0a9cd01dfa60f7d
SHA51228f09646fb2b7f4f754b8c90d86198081c3140e84cecbbe90629a9b6fcf2744d0e1d06742dd6150c220e8da959ee432f173aafb732ce018b4ccb7da1b7dfaba8
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Filesize
41KB
MD59a21ac7e7f823410720fb6553e8f0248
SHA1bbcd31119e751bcffc0a890874b547c6c7729d1b
SHA2569dfee27006809b027e6529e5b7db86b1d7745036268b702754aa15cdfc660dff
SHA51294293b645156d726e0f4bf4dd4b8d66cbe01e8e7bbf5e51dd33accfb6a7fe623b625d56adb24bf297dbc404644b861d27e442cc97db123f2f47928ce597eb4ce
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Filesize
183B
MD5c0bdc6b2a9636a3ef5f27208cd565057
SHA191d3e0fd3126c5bebcfcb2d61e808686b49729c0
SHA256be5421625ff4d9a3139e927a10458807d78766aa27719f5de147b668dffabd44
SHA512d733b22a198fd30107f1ddf44f4c6d2eadb51a1f6211ed32150aee87e9d7b1db94395e31a6f44d412170765fcbe487ea1cc5f641a9e57d4e88d1086199c5289e
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Filesize
8KB
MD5e1993c2a6e7ce7af90969b56824ec9a2
SHA19fcba17b70b8517155f0f705953bd242e88b4e0d
SHA2565224ee5ddf5db4fe5d70b6d998b5f7583773bfe8dbadd7d5b309639c24f55603
SHA512e3364145e3c2c1ccbc34fe3f74aec08ddf0a0ff33b3b6842cc9bb4a5b893c2eccadb4a6b6b3fdf4d70f81d44eb9a2b0d4b78f853d526827a7a33d273f101f685