19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05/07/2024, 19:15

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General

Target

19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
Size

119KB
MD5

09c9849a09105524828f1802f2370bf4
SHA1

c2bcdce91b0b4e32bdd0b3d9b709520c9dcc1554
SHA256

19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100
SHA512

18c6ca481cc365da0d148c53e0b8db6295ee8bfb8b55287d277bd54d9950ce3bffbd558dc267f0574c0fc8a398818a7575976dde5b3c664a359f02f905b1d8b3
SSDEEP

3072:AOjWuyt0ZsqsXOKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T3rnXLHf7zjPPh:AIs9OKofHfHTXQLzgvnzHPowYbvrjD/E

Score

8^/10

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/0x0008000000023409-10.dat	acprotect

Executes dropped EXE 2 IoCs

pid	Process
688	ctfmen.exe
4800	smnss.exe

Loads dropped DLL 2 IoCs

pid	Process
4044	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
4800	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"	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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)	\??\G:	smnss.exe
File opened (read-only)	\??\H:	smnss.exe
File opened (read-only)	\??\L:	smnss.exe
File opened (read-only)	\??\P:	smnss.exe
File opened (read-only)	\??\R:	smnss.exe
File opened (read-only)	\??\W:	smnss.exe
File opened (read-only)	\??\E:	smnss.exe
File opened (read-only)	\??\M:	smnss.exe
File opened (read-only)	\??\O:	smnss.exe
File opened (read-only)	\??\Q:	smnss.exe
File opened (read-only)	\??\U:	smnss.exe
File opened (read-only)	\??\X:	smnss.exe
File opened (read-only)	\??\J:	smnss.exe
File opened (read-only)	\??\N:	smnss.exe
File opened (read-only)	\??\S:	smnss.exe
File opened (read-only)	\??\T:	smnss.exe
File opened (read-only)	\??\V:	smnss.exe
File opened (read-only)	\??\I:	smnss.exe
File opened (read-only)	\??\K:	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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
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\prnms003.inf_x86_360f6f3a7c4b3433\I386\unishare-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms012.inf_amd64_707d3849370b9d23\Amd64\MSIPP-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\icsxml\cmnicfg.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\WindowsPowerShell\v1.0\en-US\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\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\SysWOW64\shervans.dll	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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\WindowsPowerShell\v1.0\es-ES\default.help.txt	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\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\SysWOW64\Speech_OneCore\Common\tokens.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\wbem\xsl-mappings.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\de-DE\default.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\it-IT\default.help.txt	smnss.exe
File created	C:\Windows\SysWOW64\zipfiaq.dll	smnss.exe
File opened for modification	C:\Windows\SysWOW64\tcpbidi.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\grcopy.dll	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
File opened for modification	C:\Windows\SysWOW64\AppxProvisioning.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsXPS-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\satornas.dll	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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\IME\IMEJP\APPLETS\IMJPCLST.XML	smnss.exe
File created	C:\Windows\SysWOW64\smnss.exe	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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\MSDRM\MsoIrmProtector.doc	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\en-US\tokens_TTS_en-US.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\System32\DriverStore\FileRepository\prnms006.inf_amd64_c3bdcb6fc975b614\SendToOneNote-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\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW-PDC.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\icsxml\pppcfg.xml	smnss.exe
File created	C:\Windows\SysWOW64\satornas.dll	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsPS-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms010.inf_amd64_9e410195c3b236c9\Amd64\MSECP-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\System32\DriverStore\FileRepository\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon-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\prnms003.inf_amd64_0e2452f597790e95\Amd64\unishare-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\F12\Timeline.cpu.xml	smnss.exe
File created	C:\Windows\SysWOW64\zipfi.dll	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsPCL6-pipelineconfig.xml	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\prnms012.inf_amd64_707d3849370b9d23\Amd64\MSIPP.xml	smnss.exe
File created	C:\Windows\SysWOW64\ctfmen.exe	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
File created	C:\Windows\SysWOW64\grcopy.dll	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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 opened for modification	C:\Windows\SysWOW64\wsmanconfig_schema.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\ctfmen.exe	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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\tsprint.inf_amd64_6066bc96a5f28b44\tsprint-PipelineConfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\icsxml\osinfo.xml	smnss.exe
File created	C:\Windows\SysWOW64\shervans.dll	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\Assets\ThirdPartyNotices\ThirdPartyNotices.html	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\Microsoft Office\root\Office16\PAGESIZE\PGMN065.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.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.OneNote.OneNote.x-none.msi.16.x-none.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\ru-RU\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\win\CP1251.TXT	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\kaa.txt	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsStore_11910.1002.5.0_neutral_split.scale-125_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\hu-HU\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\dialogs\batch_window.html	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_neutral_split.scale-100_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\Microsoft Office\root\Office16\PAGESIZE\PGLBL119.XML	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL121.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__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\sw-KE\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\BuildInfo.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\Microsoft Office\root\Office16\PAGESIZE\PGLBL086.XML	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL087.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\kk-KZ\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\Mac\CENTEURO.TXT	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.Advertising.Xaml_10.1808.3.0_x64__8wekyb3d8bbwe\Microsoft.Advertising\vpaid.html	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\manifests\BuiltinClassNotebook.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Georgia.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\ClientLangPack2019_eula.txt	smnss.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\COPYING.txt	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Paint_PDP.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.DesktopAppInstaller_1.0.30251.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Services.Store.Engagement_10.0.18101.0_x86__8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ko.txt	smnss.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL044.XML	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\ThinAppXManifest.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\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.XboxApp_48.49.31001.0_neutral_split.scale-200_8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_neutral_split.scale-200_8wekyb3d8bbwe\AppxBlockMap.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 (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\Mac\CORPCHAR.TXT	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\manifests\BuiltinOnboardingCommands.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\ipsfra.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Aspect.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Slipstream.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\Office Setup Controller\Office.en-us\BRANDING.XML	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\ClientVolumeLicense2019_eula.txt	smnss.exe
File opened for modification	C:\Program Files\Windows NT\TableTextService\TableTextServiceTigrinya.txt	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.1813.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Cambria.xml	smnss.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\dialogs\browse_window.html	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

Drops file in Windows directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-dot3svc.resources_31bf3856ad364e35_10.0.19041.1_en-us_bd09b79dd70edace\Report.System.NetDiagFramework.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_414a0942eadc3634\403-15.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-t..nputpersonalization_31bf3856ad364e35_10.0.19041.746_none_1da55dc225237a0d\ipsrus.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_10.0.19041.746_none_afaafac6b02c16fa\ea-sym.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-s..l.desktop.searchapp_31bf3856ad364e35_10.0.19041.1_none_37a8fc596f462cbc\2.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\unifiedEnrollmentOnPremAuth.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\unifiedEnrollmentFinished.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-d..characterlistapplet_31bf3856ad364e35_10.0.19041.1_none_3763eb8b0b33389c\IMJPCLST.XML	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\403-15.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_d1f435fdf91e63d5\unknownprotocol.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-p..lcontrols.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_40b016a173f49507\r\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-provisioning-core_31bf3856ad364e35_10.0.19041.844_none_95c651508e565d13\categories.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\oobesettings-multipage-main.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\common-header-template.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\default.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_es-es_12451df02dbd2879\404-3.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.262_none_e73f0197262d9fec\GlobalInstallOrder.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\PLA\Reports\fr-FR\Report.System.Performance.xml	smnss.exe
File opened for modification	C:\Windows\PLA\Rules\ja-JP\Rules.System.Summary.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_it-it_9f248a35f7c12459\404-11.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-s..e.desktop.searchapp_31bf3856ad364e35_10.0.19041.1_none_43fe9f4e368e081f\5.txt	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-userexperience-desktop_31bf3856ad364e35_10.0.19041.1266_none_fb76f6fb7e78a373\n\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\inclusiveOobe\view\templates\oobe-header-template.html	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-bits-client-core_31bf3856ad364e35_10.0.19041.153_none_04304b75e9b1037f\f\315818c03ccc2b10070df2d4ebd09eb6c4c66e58.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\403-1.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_en-us_a323edc73bd86475\PhishSiteEdge.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-management-oobe_31bf3856ad364e35_10.0.19041.207_none_504b6becabbef9fe\oobeautopilotactivation-main.html	smnss.exe
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\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_d1f435fdf91e63d5\pdferror.html	smnss.exe
File opened for modification	C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\GREEK.TXT	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\OfflineTabs\OfflineTabs.html	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\inclusiveOobe\view\oobelocalngc-main.html	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.XboxGameCallableUI_cw5n1h2txyewy\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.117_none_e0d32848ac56114e\common-listview-template.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_b4fc93ef208f3edb\401-3.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-sechealthui.appxsetup_31bf3856ad364e35_10.0.19041.1_none_1468a6ce30fe4b14\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-wlansvc.resources_31bf3856ad364e35_10.0.19041.1202_en-us_b285b6e44b513a4c\Rules.System.Wireless.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-microsoftedge_31bf3856ad364e35_10.0.19041.264_none_ef195f564f00d259\http_403.htm	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdgeDevToolsClient_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\de-DE\assets\ErrorPages\pdferrordisabledforregion.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-13.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-15.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_es-es_a2ef4aab3bff561a\http_501.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_d1f435fdf91e63d5\http_gen.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-management-oobe_31bf3856ad364e35_10.0.19041.207_none_504b6becabbef9fe\autopilotwhiteglovelanding-main.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_de-de_c2bbc1ff4b155b96\Report.System.Performance.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_45a6c0aa2ed16c7c\pdferrorofflineaccessdenied.html	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\http_gen.htm	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\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\ja-JP\assets\ErrorPages\DisableAboutFlag.htm	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.OOBENetworkCaptivePortal_cw5n1h2txyewy\speech\080a\tokens_esMX.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..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_en-us_a323edc73bd86475\OfflineTabs.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_fr-fr_45a6c0aa2ed16c7c\DisableAboutFlag.htm	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-t..nputpersonalization_31bf3856ad364e35_10.0.19041.746_none_1da55dc225237a0d\ipshrv.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-tabletpc-softkeyboard_31bf3856ad364e35_10.0.19041.746_none_afaafac6b02c16fa\insertbase.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-xbox-gamecallableui.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_f79b680f94668688\r\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\http_403.htm	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.OOBENetworkConnectionFlow_cw5n1h2txyewy\speech\0407\tokens_deDE.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_ja-jp_414a0942eadc3634\404-3.htm	smnss.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll"	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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	4800	smnss.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4044 wrote to memory of 688	4044	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe	84
PID 4044 wrote to memory of 688	4044	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe	84
PID 4044 wrote to memory of 688	4044	19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe	84
PID 688 wrote to memory of 4800	688	ctfmen.exe	85
PID 688 wrote to memory of 4800	688	ctfmen.exe	85
PID 688 wrote to memory of 4800	688	ctfmen.exe	85

C:\Users\Admin\AppData\Local\Temp\19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.exe
"C:\Users\Admin\AppData\Local\Temp\19adcf647fef49febc7c22c5483ac2f22dc818c11eb110b96e92e9076f5ee100.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:4044
- C:\Windows\SysWOW64\ctfmen.exe
  ctfmen.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:688
- - 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
    - Modifies registry class
    - Suspicious use of AdjustPrivilegeToken
    PID:4800

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\ctfmen.exe

Filesize
4KB

MD5
c0fab8ce7be481c013ffde09658c1bff

SHA1
0879db52ce480a31556ff4a4267d45a8bf83820a

SHA256
8e5e56bdb0824e7974c99eabd7e25d6a3267c141341954146112954598cb5765

SHA512
2823180203c64d21386cba8586a636aebf3f57bfda1a41bbc2950888fa03cc9416a36a44d6331d2d17caa9000edbe0a97aae295587eb401d89a0f98d5b84f3c0

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

Filesize
119KB

MD5
bde916fe5a602367e5a8365e7fc13205

SHA1
448890a612cbdc5c424d5cb6746666514254cd3e

SHA256
22367a140e5a0e9c580d6709c357a6f709ac4783f6d81c6dc1710d3caf414801

SHA512
e47407ee5d24512d461b79a788da7dcf4f6c35b0e83d952d01668c12e0ec206f0a950bfd16cf57ade002a9930447477117424dc53959d9135132b2bcaf43b7f2

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

Filesize
183B

MD5
9be2653e1f8cbc8b02a4bec271d724fb

SHA1
45c94cb5a8fd92034dc0be68e0561150cf5f60d0

SHA256
bc3d3fa14e955f49e086888f145af1e415d4f9d009ae9549fdbc15272a2b521e

SHA512
6c1f457beb99435e9706bf86aa3c18d7d716f86d7626458e35a440a2dcb0331b5f9c37f5eb82ea006b427fc7cc55b667645a64deac1d0ea4ee28a7c1f9698862

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

Filesize
8KB

MD5
421a1a7b3117ad01542549b483ab8cde

SHA1
3fc82b0a924ff82bb32fa1b65f68b85ee3edc012

SHA256
eee8c9e999f99e6546596232657283ed9a518aef5ac411e330b3a96748dbf838

SHA512
7f2d693c49c4fad3eb251947b604c5fe185ae4bcbaf4d91d735844eb214277d080683b5c45c50f71f692a5e6aba3acba9530bcef0972ed3657e25bfc5cafc43c

Download Submit
memory/688-24-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/688-32-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4044-13-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/4044-22-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4044-23-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/4044-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4800-28-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4800-38-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/4800-41-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads