Analysis
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max time kernel
119s -
max time network
21s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
17/11/2024, 15:04
Behavioral task
behavioral1
Sample
ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe
Resource
win10v2004-20241007-en
General
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Target
ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe
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Size
64KB
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MD5
4a76a4e930bec401bea9deb37512c9e0
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SHA1
ddd938da715326a366b97d800698edac2fae4749
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SHA256
ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017
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SHA512
db6d5d9408eedc99f796173a6e4fc938810746b15e6176af780041fd74b39f119c127a21b4631230e59a695ccdfddca3aa57392bb1af9383b22716b8ac0c6200
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SSDEEP
1536:8g/9T8ROcQupqqusN3mrS/ztMhkywRFUnTmc5n4IIIIIIIIIIIIIIIIII/IIIII0:8g585LpPCrQt7F84IIIIIIIIIIIIIIIW
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe SMSSox.exe" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe SMSSox.exe" SMSSox.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe SMSSox.exe" SMSSox.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (int) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" SMSSox.exe -
Disables RegEdit via registry modification 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (int) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" SMSSox.exe -
resource yara_rule behavioral1/files/0x00080000000120fe-4.dat aspack_v212_v242 -
Executes dropped EXE 2 IoCs
pid Process 2568 SMSSox.exe 1612 SMSSox.exe -
Modifies system executable filetype association 2 TTPs 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Service Host = "C:\\Windows\\SMSSox.exe" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsVersion1Warning.htm SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsPrintTemplateRTL.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Default.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsBrowserUpgrade.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsPrintTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms\FormsBrowserUpgrade.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsPreviewTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsImageTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsPrintTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\JFONT.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\DefaultBlackAndWhite.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Distinctive.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\PSRCHKEY.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsFormTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsViewFrame.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ENGIDX.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Newsprint.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Thatch.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsBlankPage.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsHomePage.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsImageTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsBrowserUpgrade.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsColorChart.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms\FormsPrintTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsImageTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsFormTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OSPP.HTM SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Classic.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Traditional.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsPreviewTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\AccessWeb\CLNTWRAP.HTM SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms\FormsHomePage.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsFormTemplateRTL.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsPrintTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms\FormsVersion1Warning.htm SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsBlankPage.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsPreviewTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms\FormsViewFrame.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsMacroTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms5\FormsMacroTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OCRHC.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OUTLFLTR.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\PROTTPLV.DOC SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsViewTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsColorChart.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\PROTTPLN.DOC SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Document Parts\1033\14\Built-In Building Blocks.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms\FormsDoNotTrust.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsHomePage.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ENGDIC.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Elegant.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Manuscript.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\OUTFORM.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms\FormsBlankPage.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsBrowserUpgrade.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsVersion1Warning.htm SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsBlankPage.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsViewTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\LOOKUP.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OCRVC.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\QuickStyles\Perspective.dotx SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\PSRCHPHN.DAT SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms\FormsPreviewTemplate.html SMSSox.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsColorChart.html SMSSox.exe -
Drops file in Windows directory 62 IoCs
description ioc Process File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee Personal Firewall Plus 2004 Crack.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton Antispam 2004 Crack.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsDoNotTrust.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsPrintTemplate.html SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsVersion1Warning.htm SMSSox.exe File created C:\Windows\SMSSox.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsBrowserUpgrade.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\OSPP.HTM SMSSox.exe File created C:\Windows\message.dat SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsViewFrame.html SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsMacroTemplate.html SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee VirusScan Home Edition 2004 Crack.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsViewTemplate.html SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsBrowserUpgrade.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsFormTemplateRTL.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee SpamKiller 2004 Crack.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsViewFrame.html SMSSox.exe File opened for modification C:\Windows\svchost.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsColorChart.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsImageTemplate.html SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsPrintTemplate.html SMSSox.exe File opened for modification C:\Windows\SMSSox.exe ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton SystemWorks 2004 Keygen.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton Antispam 2004 Crack.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsHomePage.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsPreviewTemplateRTL.html SMSSox.exe File opened for modification C:\Windows\svchost.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee SpamKiller 2004 Crack.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Dragon NaturallySpeaking 8 ISO Multilanguage Crack.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton Antispam 2004 Keygen.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton SystemWorks 2004 Keygen.exe SMSSox.exe File created C:\Windows\svchost.exe ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Dragon NaturallySpeaking 8 ISO Multilanguage Crack.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Halo Crack.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\CLNTWRAP.HTM SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsColorChart.html SMSSox.exe File created C:\Windows\SMSSox.exe ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe File created C:\Windows\message.htm SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee VirusScan Home Edition 2004 Crack.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Borland C++ BuilderX 1.0 Enterprise Edition Crack.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Borland C++ BuilderX 1.0 Enterprise Edition Crack.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsBlankPage.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsVersion1Warning.htm SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsMacroTemplate.html SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsPreviewTemplate.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsViewTemplate.html SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsFormTemplate.html SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsImageTemplate.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsPreviewTemplate.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Half Life 2 Keygen.exe SMSSox.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Half Life 2 Keygen.exe SMSSox.exe File created C:\Windows\SMSSox.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsFormTemplate.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee Personal Firewall Plus 2004 Crack.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton Antispam 2004 Keygen.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsBlankPage.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Halo Crack.exe SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsHomePage.html SMSSox.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\FormsPrintTemplateRTL.html SMSSox.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SMSSox.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe -
Modifies data under HKEY_USERS 47 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\XLChangeInstallLanguage = "No" SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\AccessChangeInstallLanguage = "No" SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\OneNoteChangeInstallLanguage = "No" SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\WebDesignerChangeInstallLanguage = "No" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced SMSSox.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\Software SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0 SMSSox.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Shared\OfficeUILanguage = "1033" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion SMSSox.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\PreviousInstallLanguage = "1033" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\PublisherChangeInstallLanguage = "No" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows NT\CurrentVersion SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles SMSSox.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" SMSSox.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\UIFallback = 30003b0031003000330033000000 SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\OutlookChangeInstallLanguage = "No" SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\SharePointDesignerChangeInstallLanguage = "No" SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages\1033 = "On" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources SMSSox.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\UISnapshot = 31003000330033000000 SMSSox.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\UILanguage = "1033" SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\WordMailChangeInstallLanguage = "No" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\LangTuneUp = "OfficeCompleted" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows NT SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\14.0\Common\LanguageResources SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\PPTChangeInstallLanguage = "No" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Shared SMSSox.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\HelpLanguage = "1033" SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\WordChangeInstallLanguage = "No" SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\ProjectChangeInstallLanguage = "No" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System SMSSox.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{40DD6E20-7C17-11CE-A804-00AA003CA9F6} {000214FC-0000-0000-C000-000000000046} 0xFFFF = 0100000000000000f08b7d160239db01 SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office SMSSox.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\HelpFallback = 30003b0031003000330033000000 SMSSox.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\InfoPathChangeInstallLanguage = "No" SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies\System SMSSox.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common SMSSox.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\WinXPLanguagePatch = "1" SMSSox.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Office\14.0\Common\LanguageResources\InstallLanguage = "1033" SMSSox.exe -
Modifies registry class 12 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\cmdfile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cmdfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\Shell\open\command ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" /S" ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1612 SMSSox.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2136 wrote to memory of 2568 2136 ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe 30 PID 2136 wrote to memory of 2568 2136 ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe 30 PID 2136 wrote to memory of 2568 2136 ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe 30 PID 2136 wrote to memory of 2568 2136 ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe"C:\Users\Admin\AppData\Local\Temp\ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017N.exe"1⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Disables RegEdit via registry modification
- Modifies system executable filetype association
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\SMSSox.exe"C:\Windows\SMSSox.exe" -xInstallOurNiceServicesYes2⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Disables RegEdit via registry modification
- Executes dropped EXE
- Drops file in Windows directory
PID:2568
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C:\Windows\SMSSox.exeC:\Windows\SMSSox.exe -xStartOurNiceServicesYes1⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:1612
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
4Replay Monitor
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Downloads
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Filesize
64KB
MD54a76a4e930bec401bea9deb37512c9e0
SHA1ddd938da715326a366b97d800698edac2fae4749
SHA256ad42757c8047eb19d63802fe648dab5ed361d0541d397febf33b8b47a1309017
SHA512db6d5d9408eedc99f796173a6e4fc938810746b15e6176af780041fd74b39f119c127a21b4631230e59a695ccdfddca3aa57392bb1af9383b22716b8ac0c6200
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Filesize
88KB
MD584b61b37074a65e5aa03f387be522d59
SHA102f623ef7a8be858b7921a173c2ec53635b879cb
SHA2566f585632c22adfaf37952a7adcef260014f72bfdcb69e729ca568e6fb6691f3b
SHA512264b390be497ff44deec22f081cc772d57c5f85c8d6ecbf08f04a2ae3ecf3b86a83c30085cd32ff99d445a9bf76c106a7f308c3b631afed8427c1d70d70948a1
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Filesize
88KB
MD53500da4b2317ad36ceeae88ebba98f47
SHA116303f881930b076717c6ca78ddcc9fcb8891901
SHA2564e2398f6744cb560a9c848604fc2c51695702e6f746435245fcd0f5a3313a0ba
SHA512bdb2b4e5ceff9bedeb68c403095fa7f6830eff2e314577e7fc75649d86b6eb596c23bd070b3177749963904b6268e429cd6a667fc3b9b8d3bec42cd64ea3f29f