a4994460a81c23b2b29b6515d014b0ed11b8e23588d14d8551650d609bcd96d0

Analysis

max time kernel
120s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 19:54

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General

Target

f14a1f82a275374a6dd60768a06c0420N.exe
Size

75KB
MD5

f14a1f82a275374a6dd60768a06c0420
SHA1

c1a259bbbc50fa57096ccbaebea2d358d1ac0dfe
SHA256

a4994460a81c23b2b29b6515d014b0ed11b8e23588d14d8551650d609bcd96d0
SHA512

a5607ce5cf262f02bf66dbd5eebeedc004191e721ad3698f4ec5acaf63a8848f77fd5f4720cdc9d14c2c0639435ef198906ec519241881a03cbddf23cfada240
SSDEEP

1536:Xx1Qja7luy6y0s4sqfkbnAKBOKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T3v:BOjWuyt0ZsqsXOKofHfHTXQLzgvnzHP3

Score

8^/10

discovery persistence spyware stealer

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\drivers\gmreadme.txt	smnss.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000700000002350d-9.dat	acprotect

Executes dropped EXE 2 IoCs

pid	Process
3920	ctfmen.exe
3316	smnss.exe

Loads dropped DLL 2 IoCs

pid	Process
4412	f14a1f82a275374a6dd60768a06c0420N.exe
3316	smnss.exe

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

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe"	f14a1f82a275374a6dd60768a06c0420N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe"	smnss.exe

Enumerates connected drives 3 TTPs 19 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

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

Maps connected drives based on registry 3 TTPs 6 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	f14a1f82a275374a6dd60768a06c0420N.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	f14a1f82a275374a6dd60768a06c0420N.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1	f14a1f82a275374a6dd60768a06c0420N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	smnss.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	smnss.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1	smnss.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsPS-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\Recovery\ReAgent.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\System32\DriverStore\FileRepository\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\default.help.txt	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\icsxml\cmnicfg.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\Speech_OneCore\Common\tokens.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\tcpbidi.xml	smnss.exe
File created	C:\Windows\SysWOW64\shervans.dll	f14a1f82a275374a6dd60768a06c0420N.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\ctfmen.exe	f14a1f82a275374a6dd60768a06c0420N.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.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms012.inf_amd64_707d3849370b9d23\Amd64\MSIPP.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\icsxml\pppcfg.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\IME\IMEJP\APPLETS\IMJPCLST.XML	smnss.exe
File opened for modification	C:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc	smnss.exe
File opened for modification	C:\Windows\SysWOW64\shervans.dll	f14a1f82a275374a6dd60768a06c0420N.exe
File created	C:\Windows\SysWOW64\zipfi.dll	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\SysWOW64\icsxml\potscfg.xml	smnss.exe
File created	C:\Windows\SysWOW64\smnss.exe	f14a1f82a275374a6dd60768a06c0420N.exe
File created	C:\Windows\SysWOW64\zipfiaq.dll	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\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsXPS-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\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.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\MailContactsCalendarSync\LiveDomainList.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\NdfEventView.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\WindowsPowerShell\v1.0\en-US\default.help.txt	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon.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\WindowsPowerShell\v1.0\fr-FR\default.help.txt	smnss.exe
File created	C:\Windows\SysWOW64\smnss.exe	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\Speech_OneCore\Common\en-US\tokens_TTS_en-US_david.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsCodecsRaw.txt	smnss.exe
File created	C:\Windows\SysWOW64\grcopy.dll	f14a1f82a275374a6dd60768a06c0420N.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 opened for modification	C:\Windows\SysWOW64\grcopy.dll	f14a1f82a275374a6dd60768a06c0420N.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\SysWOW64\wbem\xsl-mappings.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\default.help.txt	smnss.exe
File created	C:\Windows\SysWOW64\ctfmen.exe	f14a1f82a275374a6dd60768a06c0420N.exe
File created	C:\Windows\SysWOW64\satornas.dll	f14a1f82a275374a6dd60768a06c0420N.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms001.inf_amd64_8bc1bda6cf47380c\MXDW-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPassthrough-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSXPS2.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\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\satornas.dll	f14a1f82a275374a6dd60768a06c0420N.exe
File opened for modification	C:\Windows\SysWOW64\AppxProvisioning.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\icsxml\ipcfg.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\icsxml\osinfo.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\wsmanconfig_schema.xml	smnss.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0115-0409-1000-0000000FF1CE.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial.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.Advertising.Xaml_10.1808.3.0_x64__8wekyb3d8bbwe\Microsoft.Advertising\vpaid.html	smnss.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\requests\vlm.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\en-us\pages\wefgalleryonenoteinsertwinrt.htm	smnss.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\Mac\ROMAN.TXT	smnss.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\LanguageNames2\DisplayLanguageNames.en_US.txt	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\tt.txt	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ky.txt	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsCamera_2018.826.98.0_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\fr-CA\View3d\3DViewerProductDescription-universal.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\PackageManifests\AppXManifest.90160000-001B-0409-1000-0000000FF1CE.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsAlarms_10.1906.2182.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\client_eula.txt	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\Mozilla Firefox\private_browsing.VisualElementsManifest.xml	smnss.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\dialogs\stream_window.html	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml	smnss.exe
File opened for modification	C:\Program Files\Windows Media Player\Media Renderer\avtransport.xml	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.XboxSpeechToTextOverlay_1.17.29001.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\da.txt	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ka.txt	smnss.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-dayi.xml	smnss.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\ipsid.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PG_INDEX.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_2019.430.2026.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\cs.txt	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\Document Themes 16\Theme Colors\Red Violet.xml	smnss.exe
File opened for modification	C:\Program Files\Windows Media Player\Media Renderer\RenderingControl.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.Advertising\bootstrap.html	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OsfInstallerConfigOnLogon.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.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\en-us\CT_ROOTS.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\uz-cyrl.txt	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-3102-0000-1000-0000000FF1CE.xml	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\Microsoft Office\root\Office16\PAGESIZE\PGMN011.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.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.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\mk-MK\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files\JoinOptimize.txt	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\Microsoft Office\root\Office16\PAGESIZE\PGMN108.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ar.txt	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\co.txt	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\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketchAppService\ReadMe.txt	smnss.exe
File opened for modification	C:\Program Files\7-Zip\readme.txt	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Violet II.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.OSM.OSM.x-none.msi.16.x-none.xml	smnss.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\dialogs\stream_config_window.html	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ku-ckb.txt	smnss.exe

Drops file in Windows directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-p..rastructureconsumer_31bf3856ad364e35_10.0.19041.1_none_69cd9c22cfcf9358\Rules.System.Common.xml	smnss.exe
File opened for modification	C:\Windows\PLA\Reports\ja-JP\Report.System.Wireless.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\BlockSite.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..olsclient.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_fe9996dc5d311970\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\pdferror.html	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.Performance.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.Performance.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.Network.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-t..nputpersonalization_31bf3856ad364e35_10.0.19041.1_none_f59d207965b1bbc3\ipsrus.xml	smnss.exe
File opened for modification	C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\ICELAND.TXT	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\fr-FR\assets\ErrorPages\sslnavcancel.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\oobezdp-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-chrome-footer-template.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-o..documents.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_6ae61beebd6b13dd\OOBE_HELP_Opt_in_Details.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-s..e.desktop.searchapp_31bf3856ad364e35_10.0.19041.1_none_43fe9f4e368e081f\16.txt	smnss.exe
File opened for modification	C:\Windows\WinSxS\x86_netfx4-assemblylist_extended_xml_b03f5f7f11d50a3a_4.0.15805.0_none_190f33680a2debb9\AssemblyList_4_extended.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-dot3svc.resources_31bf3856ad364e35_10.0.19041.1_de-de_1418e1a4e830cf09\Rules.System.Wired.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_45a6c0aa2ed16c7c\proxyerror.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-management-oobe_31bf3856ad364e35_10.0.19041.207_none_504b6becabbef9fe\oobeprovisioningprogress-main.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-mccs-syncutil_31bf3856ad364e35_10.0.19041.1_none_7c783da44288db57\LiveDomainList.txt	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-o..tiveportal.appxmain_31bf3856ad364e35_10.0.19041.1_none_f830216e59eee182\tokens_frCA.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\WinSxS\wow64_microsoft-windows-winre-recoveryagent_31bf3856ad364e35_10.0.19041.964_none_a302f6630325804a\ReAgent.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.ECApp_8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_es-es_12451df02dbd2879\403-15.htm	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-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-p..lcontrols.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_40b016a173f49507\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-onecoreuap-wlansvc_31bf3856ad364e35_10.0.19041.153_none_20cb28a4512c2591\Rules.System.Wireless.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\speech\0411\tokens_jaJP.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-a..xtservice.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_c429f54b07aa1ba4\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_en-us_1279c10c2d9636d4\404-11.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-o..tiveportal.appxmain_31bf3856ad364e35_10.0.19041.1_none_f830216e59eee182\tokens_deDE.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-o..tiveportal.appxmain_31bf3856ad364e35_10.0.19041.423_none_204af7ff19532470\tokens_enCA.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_d1f435fdf91e63d5\pdferrorneedcontentlocally.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-o..tiveportal.appxmain_31bf3856ad364e35_10.0.19041.1_none_f830216e59eee182\tokens_esES.xml	smnss.exe
File opened for modification	C:\Windows\diagnostics\index\NetworkDiagnostics_6_DA.xml	smnss.exe
File opened for modification	C:\Windows\PLA\Reports\en-US\Report.System.Common.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\surfaceHubAccount.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-dot3svc.resources_31bf3856ad364e35_10.0.19041.1_en-us_bd09b79dd70edace\Rules.System.Wired.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_de-de_fa3317ce4cfa58b0\http_403.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\tokens_enIN.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_es-es_12451df02dbd2879\404-12.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\404-4.htm	smnss.exe
File opened for modification	C:\Windows\PLA\Rules\en-US\Rules.System.Network.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\fr-FR\assets\ErrorPages\pdferrorrepurchasecontent.html	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\RetailDemo\retailDemoSecurityInclusive.html	smnss.exe
File opened for modification	C:\Windows\SystemApps\Windows.CBSPreview_cw5n1h2txyewy\appxmanifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\localAccount.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..oolsclient.appxmain_31bf3856ad364e35_10.0.19041.1_none_75cd350cc8b5dbcf\VisualProfiler.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-n..sh-helper-extension_31bf3856ad364e35_10.0.19041.1_none_6f584b5ca147ed5d\Report.System.NetTrace.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-s..okerplugin.appxmain_31bf3856ad364e35_10.0.19041.1202_none_d081f9868ac0a804\Loading.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_ce10e80fc93afe5c\MsoIrmProtector.doc	smnss.exe
File opened for modification	C:\Windows\WinSxS\wow64_microsoft-windows-winre-recoveryagent_31bf3856ad364e35_10.0.19041.84_none_bcc4656ed261a5b5\ReAgent.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.OOBENetworkCaptivePortal_cw5n1h2txyewy\speech\0407\tokens_deDE.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\DefaultSettings.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-b..nrollment.appxsetup_31bf3856ad364e35_10.0.19041.1_none_7d08a9dfdeeefe23\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\502.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-printdialog.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_a682193ea7614721\appxmanifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-mediaplayer-core_31bf3856ad364e35_10.0.19041.1266_none_802f96a5044b0fbe\RenderingControl.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-p..rastructureconsumer_31bf3856ad364e35_10.0.19041.1_none_69cd9c22cfcf9358\Report.System.Diagnostics.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-sechealthui.appxsetup_31bf3856ad364e35_10.0.19041.1_none_1468a6ce30fe4b14\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\PLA\Rules\it-IT\Rules.System.Common.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.FilePicker_cw5n1h2txyewy\AppxManifest.xml	smnss.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f14a1f82a275374a6dd60768a06c0420N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ctfmen.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	smnss.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}	f14a1f82a275374a6dd60768a06c0420N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll"	f14a1f82a275374a6dd60768a06c0420N.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	f14a1f82a275374a6dd60768a06c0420N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	f14a1f82a275374a6dd60768a06c0420N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	f14a1f82a275374a6dd60768a06c0420N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3316	smnss.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 3920	4412	f14a1f82a275374a6dd60768a06c0420N.exe	91
PID 4412 wrote to memory of 3920	4412	f14a1f82a275374a6dd60768a06c0420N.exe	91
PID 4412 wrote to memory of 3920	4412	f14a1f82a275374a6dd60768a06c0420N.exe	91
PID 3920 wrote to memory of 3316	3920	ctfmen.exe	92
PID 3920 wrote to memory of 3316	3920	ctfmen.exe	92
PID 3920 wrote to memory of 3316	3920	ctfmen.exe	92

C:\Users\Admin\AppData\Local\Temp\f14a1f82a275374a6dd60768a06c0420N.exe
"C:\Users\Admin\AppData\Local\Temp\f14a1f82a275374a6dd60768a06c0420N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4412
- C:\Windows\SysWOW64\ctfmen.exe
  ctfmen.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3920
- - C:\Windows\SysWOW64\smnss.exe
    C:\Windows\system32\smnss.exe
    3⤵
    - Drops file in Drivers directory
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Enumerates connected drives
    - Maps connected drives based on registry
    - Drops file in System32 directory
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of AdjustPrivilegeToken
    PID:3316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\ctfmen.exe

Filesize
4KB

MD5
e42f18a2b538e3263ee5f9fab037e363

SHA1
ad09f6d49c8535796e3e37b68312a3deaf38bb54

SHA256
f26544cd97e517b91c6f2d6ab35bb0487acdd2dcd03b99d28c5e93923585529d

SHA512
ea5dc6b4683aac12b8c2430a5cc32fcd94def4d71fa7482ac527aec913d45e359c5fcc16db5a1b0fd8c55fb1e80a1e6f56dce41f440764876c12e428bac762b0

Download Submit
C:\Windows\SysWOW64\grcopy.dll

Filesize
75KB

MD5
62d47bf1830b76e912911d537548a9de

SHA1
f785fb9d2ab5ebd4b243de7e4614b72c41841970

SHA256
f83309347804507b0c2c2b3c8dab393afa904e6692f9cd11cd7381628302f0ad

SHA512
59ceec976ada14aa39beeb310d6b7c9a809830a83c8d4e927272c69029f86ce628bcc1a62118bfec036bee35319eab587f4d70575d5aa0314bcf55df6000a45b

Download Submit
C:\Windows\SysWOW64\satornas.dll

Filesize
183B

MD5
351c77c18e8e4356abddd71fda16e9f8

SHA1
617f5d5f480590bec5d1c4db74ff1b9e48b9fe30

SHA256
f997abfe5770a0c626f4a807749e5fa8751197253841b5055a65f7887d6db5e0

SHA512
105a7f5db6705926228fb3c97bd10cd2c083382555e171e398418a8c1f7241b49ea6adb50c5837e608c823142d50451879185216ce33e50b8d85d71c65678172

Download Submit
C:\Windows\SysWOW64\shervans.dll

Filesize
8KB

MD5
5e3dacb83a033b356736b2b5b4e153c8

SHA1
c8493b56f2bfcb54c1efb92bf4551aef9ee5065d

SHA256
6ff6bbf7e5c17c4994fa57ae5526a63837e74ec29e74e83c3f7bb0982f89723a

SHA512
0354552e496810eec6398e58729609d228cb75137c532b401060cd7fcaa39a66d7200228b6e4ff7be265e67380561f7f79ec8e11d4b41e5ed2fef01e8a2691c3

Download Submit
memory/3316-47-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-43-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-57-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-55-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-53-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-36-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/3316-37-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-39-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-41-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-51-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-45-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3316-49-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3920-28-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3920-23-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4412-16-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/4412-22-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/4412-20-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads