240c48f896c737a7e367060ab911cf0ece97f235a9b2abbc1d5336ec887e67f2

Analysis

max time kernel
118s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
24/07/2024, 04:41

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General

Target

4c0620ffef3ba39c3e0e5b6019350700N.exe
Size

75KB
MD5

4c0620ffef3ba39c3e0e5b6019350700
SHA1

7b895fdf3efa5f9afb5c639022f4fce2eec878fa
SHA256

240c48f896c737a7e367060ab911cf0ece97f235a9b2abbc1d5336ec887e67f2
SHA512

02a062fee8b0fe20c479c8aa6cbc7aebc05331a08504334c0714f8f814322b6856623efcd88228260b4ef7f35e40d3980c547ff45b8929fd362ce036793eed76
SSDEEP

1536:Ux1Qja7luy6y0s4sqfkbnAKBOKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T36:8OjWuyt0ZsqsXOKofHfHTXQLzgvnzHPC

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/0x00090000000234b3-9.dat	acprotect

Executes dropped EXE 2 IoCs

pid	Process
3584	ctfmen.exe
2096	smnss.exe

Loads dropped DLL 2 IoCs

pid	Process
4292	4c0620ffef3ba39c3e0e5b6019350700N.exe
2096	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"	4c0620ffef3ba39c3e0e5b6019350700N.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)	\??\W:	smnss.exe
File opened (read-only)	\??\X:	smnss.exe
File opened (read-only)	\??\H:	smnss.exe
File opened (read-only)	\??\O:	smnss.exe
File opened (read-only)	\??\P:	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)	\??\N:	smnss.exe
File opened (read-only)	\??\T:	smnss.exe
File opened (read-only)	\??\L:	smnss.exe
File opened (read-only)	\??\I:	smnss.exe
File opened (read-only)	\??\J:	smnss.exe
File opened (read-only)	\??\K:	smnss.exe
File opened (read-only)	\??\M:	smnss.exe
File opened (read-only)	\??\Q:	smnss.exe
File opened (read-only)	\??\R:	smnss.exe
File opened (read-only)	\??\V:	smnss.exe
File opened (read-only)	\??\G:	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	4c0620ffef3ba39c3e0e5b6019350700N.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\1	4c0620ffef3ba39c3e0e5b6019350700N.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	4c0620ffef3ba39c3e0e5b6019350700N.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\smnss.exe	4c0620ffef3ba39c3e0e5b6019350700N.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\cmnicfg.xml	smnss.exe
File created	C:\Windows\SysWOW64\ctfmen.exe	4c0620ffef3ba39c3e0e5b6019350700N.exe
File created	C:\Windows\SysWOW64\smnss.exe	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\ntprint4.inf_amd64_0958c7cad3cd6075\Amd64\V3HostingFilter-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms009.inf_amd64_a7412a554c9bc1fd\MPDW_devmode_map.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsPCL6-pipelineconfig.xml	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\SysWOW64\Speech_OneCore\Common\tokens.xml	smnss.exe
File created	C:\Windows\SysWOW64\grcopy.dll	4c0620ffef3ba39c3e0e5b6019350700N.exe
File opened for modification	C:\Windows\SysWOW64\grcopy.dll	4c0620ffef3ba39c3e0e5b6019350700N.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms003.inf_amd64_0e2452f597790e95\Amd64\unishare-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms005.inf_amd64_add71423ba73e797\Amd64\MSxpsPS-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPassthrough-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms010.inf_amd64_9e410195c3b236c9\Amd64\MSECP-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS-pipelineconfig.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\ctfmen.exe	4c0620ffef3ba39c3e0e5b6019350700N.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms003.inf_x86_360f6f3a7c4b3433\I386\unishare-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR.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\shervans.dll	4c0620ffef3ba39c3e0e5b6019350700N.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms011.inf_amd64_f83138380f5fb6ab\Amd64\MSAppMon.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms012.inf_amd64_707d3849370b9d23\Amd64\MSIPP-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\tsprint.inf_amd64_6066bc96a5f28b44\tsprint-PipelineConfig.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\tcpbidi.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\en-US\default.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\AppxProvisioning.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms001.inf_amd64_8bc1bda6cf47380c\MXDW-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\icsxml\potscfg.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\Recovery\ReAgent.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\wbem\xsl-mappings.xml	smnss.exe
File opened for modification	C:\Windows\System32\DriverStore\FileRepository\prnms014.inf_amd64_faec3fc366f8e1fa\Amd64\MSMPS.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\icsxml\ipcfg.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\icsxml\osinfo.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\IME\IMEJP\APPLETS\IMJPCLST.XML	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\ja-JP\default.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsCodecsRaw.txt	smnss.exe
File created	C:\Windows\SysWOW64\shervans.dll	4c0620ffef3ba39c3e0e5b6019350700N.exe
File created	C:\Windows\SysWOW64\satornas.dll	4c0620ffef3ba39c3e0e5b6019350700N.exe
File opened for modification	C:\Windows\SysWOW64\satornas.dll	4c0620ffef3ba39c3e0e5b6019350700N.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\MailContactsCalendarSync\LiveDomainList.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\Speech_OneCore\Common\en-US\tokens_TTS_en-US.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\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\SysWOW64\WindowsPowerShell\v1.0\es-ES\default.help.txt	smnss.exe
File opened for modification	C:\Windows\SysWOW64\NdfEventView.xml	smnss.exe
File created	C:\Windows\SysWOW64\zipfiaq.dll	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\prnms007.inf_amd64_8bbf44975c626ac5\Amd64\MSPWGR-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\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\F12\Timeline.cpu.xml	smnss.exe
File opened for modification	C:\Windows\SysWOW64\WindowsPowerShell\v1.0\fr-FR\default.help.txt	smnss.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0000-1000-0000000FF1CE.xml	smnss.exe
File opened for modification	C:\Program Files\ResizeGet.html	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_neutral_~_8wekyb3d8bbwe\AppxMetadata\AppxBundleManifest.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Microsoft.NET\RedistList\AssemblyList_4_extended.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\uz-cyrl.txt	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\Microsoft Office\root\Office16\PAGESIZE\PGMN027.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\af-ZA\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\Dictionaries\en_GB\README.txt	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ga.txt	smnss.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\THIRDPARTYLICENSEREADME.txt	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\vi-VN\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\sr-spc.txt	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\ClientPreview_eula.txt	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\accessibilitychecker\index.html	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\Common Files\microsoft shared\ink\ipshe.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0000-1000-0000000FF1CE.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\sdxs\sdxs.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\et-EE\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\uz-Latn-UZ\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\id.txt	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\is.txt	smnss.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\ipsdan.xml	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\PGMN121.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_2019.19071.19011.0_neutral_~_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\ja-jp.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL078.XML	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.SkypeApp_14.53.77.0_neutral_split.scale-125_kzf8qxf38zg5c\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_neutral_split.scale-100_8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Calibri.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_neutral_split.scale-125_8wekyb3d8bbwe\AppxBlockMap.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\Integration\C2RManifest.officemuiset.msi.16.en-us.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\1033\PGOMESSAGES.XML	smnss.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\skins\winamp2.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui\oskclearuibase.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue Warm.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\AppxBlockMap.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\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\AppxManifest.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL065.XML	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL096.XML	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Common AppData\Microsoft\OFFICE\Heartbeat\HeartbeatCache.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_2019.125.2243.0_neutral_~_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\el-GR\View3d\3DViewerProductDescription-universal.xml	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 (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\win\CP1257.TXT	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\te-IN\View3d\3DViewerProductDescription-universal.xml	smnss.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WebviewOffline.html	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00A1-0000-1000-0000000FF1CE.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Proof.Culture.msi.16.en-us.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\osfFPA\addins.xml	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL020.XML	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN109.XML	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0409-1000-0000000FF1CE.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 (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\Dictionaries\en_CA\README_en_CA.txt	smnss.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ky.txt	smnss.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN081.XML	smnss.exe

Drops file in Windows directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\ssprerror-main.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-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-3.htm	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\oobedevicepairing-main.html	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.CloudExperienceHost_cw5n1h2txyewy\webapps\inclusiveOobe\view\oobewelcome-main.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-a..gement-uevtemplates_31bf3856ad364e35_10.0.19041.1_none_0d66b54875835a49\MicrosoftLync2010.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-p..rastructureconsumer_31bf3856ad364e35_10.0.19041.1_none_69cd9c22cfcf9358\Rules.System.Disk.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-wlansvc.resources_31bf3856ad364e35_10.0.19041.1_uk-ua_1dbfc6956393976b\Report.System.Wireless.xml	smnss.exe
File opened for modification	C:\Windows\PLA\Reports\fr-FR\Report.System.Disk.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\es-ES\assets\ErrorPages\PhishSite_Iframe.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\oobeactivitysyncconsent-main.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-9.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-management-oobe_31bf3856ad364e35_10.0.19041.207_none_504b6becabbef9fe\oobeautopilotreboot-main.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-sharedaccess_31bf3856ad364e35_10.0.19041.746_none_e2c6a972a81b8d2c\pppcfg.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-t..nputpersonalization_31bf3856ad364e35_10.0.19041.1_none_f59d207965b1bbc3\ipscht.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\ja-JP\Report.System.Wireless.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..rymanager.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_f52dbf51d6536fa6\r\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-dot3svc.resources_31bf3856ad364e35_10.0.19041.1_uk-ua_e712e6b5052a090d\Report.System.NetDiagFramework.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_de-de_fa3317ce4cfa58b0\BlockSite.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-t..nputpersonalization_31bf3856ad364e35_10.0.19041.746_none_1da55dc225237a0d\ipsdan.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-taskscheduler-service_31bf3856ad364e35_10.0.19041.1266_none_a3c6f2174c33cee1\D61D61C8-D73A-4EEE-8CDD-F6F9786B7124.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-trustedinstaller_31bf3856ad364e35_10.0.19041.153_none_6ef8a222ac00dbc2\f\20bbcadaff3e0543ef358ba4dd8b74bfe8e747c8.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-security-ngc-csp_31bf3856ad364e35_10.0.19041.1_none_217b59dbb331de4f\NGCProDDF_v1.2_final.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\fr-FR\assets\ErrorPages\http_gen.htm	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.OOBENetworkConnectionFlow_cw5n1h2txyewy\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\Vss\Writers\System\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\MicrosoftOffice2013BackupWin32.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-a..gement-uevtemplates_31bf3856ad364e35_10.0.19041.1_none_0d66b54875835a49\MicrosoftOffice2013Office365Win64.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..rymanager.appxsetup_31bf3856ad364e35_10.0.19041.1_none_36471647c08c8a19\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-d..ore-files.resources_31bf3856ad364e35_10.0.19041.1_it-it_0bf4c007e9677824\Rules.AD.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-dot3svc_31bf3856ad364e35_10.0.19041.1_none_215d1c4c12e1d275\Report.System.NetDiagFramework.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-m..osoftedge.resources_31bf3856ad364e35_10.0.19041.1_uk-ua_cd2d1cde69f392b4\navcancl.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-w..wsupdateclient-core_31bf3856ad364e35_10.0.19041.1288_none_23aa03725ec9354a\r\14a3f9e824793931d34f7f786a538bbc9ef1f0d6.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_en-us_1279c10c2d9636d4\403-3.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-mediaplayer-core_31bf3856ad364e35_10.0.19041.153_none_e95531bdadf3df5c\avtransport.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-p..econsumer.resources_31bf3856ad364e35_10.0.19041.1_de-de_c2bbc1ff4b155b96\Rules.System.Network.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_dual_prnms011.inf_31bf3856ad364e35_10.0.19041.1_none_7aecd5910914aee5\Amd64\MSAppMon.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-a..esolverux.appxsetup_31bf3856ad364e35_10.0.19041.1_none_7180b229ade8dd15\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-a..gement-uevtemplates_31bf3856ad364e35_10.0.19041.1_none_0d66b54875835a49\NetworkPrinters.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\oobeoemregistration-main.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-hvsi-manager-shared_31bf3856ad364e35_10.0.19041.1266_none_7916f7558927ae23\HvsiUserPolicies_ContainerRealtime.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-t..peech-en-us-onecore_31bf3856ad364e35_10.0.19041.1_none_b1edff6d283a640a\tokens_TTS_en-US.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-a..ep-chxapp.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_7d8eee60f8081103\r\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-c..riencehost.appxmain_31bf3856ad364e35_10.0.19041.1266_none_777e4c5802d14c18\oobe-header-template.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\500-13.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_it-it_9f248a35f7c12459\404-15.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_it-it_9f248a35f7c12459\500-16.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-p..g-xpsdocumentwriter_31bf3856ad364e35_10.0.19041.1_none_d8c9ac6e0263d02c\mxdw-pipelineconfig.xml	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\ja-JP\assets\ErrorPages\pdferrorofflineaccessdenied.html	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\uk-UA\assets\ErrorPages\dnserror.html	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-a..esolverux.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_30675b33c3afc2a2\r\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-d..eexplorer.appxsetup_31bf3856ad364e35_10.0.19041.1023_none_03d7aa1083b7645d\AppxManifest.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\412.htm	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.Windows.AppResolverUX_cw5n1h2txyewy\AppxBlockMap.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-hvsi-service-shared_31bf3856ad364e35_10.0.19041.1151_none_fbdc4c5f677dc2ec\HvsiMachinePolicies_ContainerCreate.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-wmpnss-service_31bf3856ad364e35_10.0.19041.746_none_e180169f2d62e633\ContentDirectory.xml	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-13.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_de-de_6988eb133eb82b0f\403-17.htm	smnss.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft-windows-i..sbinaries.resources_31bf3856ad364e35_10.0.19041.1_it-it_9f248a35f7c12459\403-15.htm	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\it-IT\assets\ErrorPages\navcancl.htm	smnss.exe
File opened for modification	C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\uk-UA\assets\ErrorPages\acr_error.htm	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	4c0620ffef3ba39c3e0e5b6019350700N.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}\InprocServer32	4c0620ffef3ba39c3e0e5b6019350700N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	4c0620ffef3ba39c3e0e5b6019350700N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	4c0620ffef3ba39c3e0e5b6019350700N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}	4c0620ffef3ba39c3e0e5b6019350700N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll"	4c0620ffef3ba39c3e0e5b6019350700N.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	2096	smnss.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4292 wrote to memory of 3584	4292	4c0620ffef3ba39c3e0e5b6019350700N.exe	93
PID 4292 wrote to memory of 3584	4292	4c0620ffef3ba39c3e0e5b6019350700N.exe	93
PID 4292 wrote to memory of 3584	4292	4c0620ffef3ba39c3e0e5b6019350700N.exe	93
PID 3584 wrote to memory of 2096	3584	ctfmen.exe	94
PID 3584 wrote to memory of 2096	3584	ctfmen.exe	94
PID 3584 wrote to memory of 2096	3584	ctfmen.exe	94

C:\Users\Admin\AppData\Local\Temp\4c0620ffef3ba39c3e0e5b6019350700N.exe
"C:\Users\Admin\AppData\Local\Temp\4c0620ffef3ba39c3e0e5b6019350700N.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:4292
- C:\Windows\SysWOW64\ctfmen.exe
  ctfmen.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3584
- - 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:2096

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\ctfmen.exe

Filesize
4KB

MD5
45f675ff12cbd2f5bde397930466f002

SHA1
f3374bdec803c03422ca1da5fcbdcd30a38ce801

SHA256
d627752fe5e707a27be3ad93a5173ff50567d31bab2e91fe95abd7e277cd084f

SHA512
46a007cd273b4ea5621603c6c44ef9871e2f2290dd5b9c6fe7fa72d315916b38c70a7f93207160f479bd2c47540ab9b85e4b79ad0db768e7027086a2bf8f71c3

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

Filesize
75KB

MD5
7e526fc2de91eaa32a3dafd52442cab8

SHA1
fa0271c5a9992f81026e421b6b28bae771995635

SHA256
5c93b6a5a62b1e0df2934ad550a5f8f486181e2350e54af736803c8153a5c0ea

SHA512
5cb396b34c8a753b802d20e743b12286c1cb217ff009f8a1a2490238651028a270dd7a5422c381303fb5e87b6e888420d44c704fcd40977b1661867806d755cc

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

Filesize
183B

MD5
25e8b12c8c55297ee59e4e9e399c3276

SHA1
cf6ccd7441e4f16efeecfe0a486dda973bbcb6bd

SHA256
3b1ed4ee26c6d347b907a4fb5c9b511be37782bd007d638b77f04599edd893f0

SHA512
c14e366c85e099a3791b961d9a8512e8e796cd41305944c3ff46bcf9685a4c1245412ef968e381b323fef2fc717979ad1bfc7cbf6dd3bcc70ed2196fcc121b42

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

Filesize
8KB

MD5
b296d0ef3e256b8c29cf9964e5d070ec

SHA1
53296906ad1168d78832658f337e1b20d49608e0

SHA256
0f89228ce7d91a7090377311cabcdead604ef16cf959625cdc5a86e730285642

SHA512
2e84f7a5ea89a4d4e6604cf6abd9b10469353343b4bd504019cf6ceb4ddc65f888c89cc31b82636bd24a382ad2842f3a46aa0ee702f480ce2b2d977ced5d3c43

Download Submit
memory/2096-48-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-40-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-56-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-54-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-35-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/2096-36-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-38-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-52-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-42-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-44-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-46-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2096-50-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3584-27-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4292-17-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/4292-22-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/4292-20-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads