315c37dc5ea525d5b671bd6611d89c04027d094926149c0fb2bea1474a8368dc

Analysis

max time kernel
93s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16/07/2024, 05:16

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General

Target

sinstaller3.exe
Size

175KB
MD5

9b1dc152ff167f30a50f8fded2ee701d
SHA1

0c6179bc862d6603b8ba3f80fa4179458f704411
SHA256

e149f769df98b687807429f7b5ad75029e45061e24f90080305043eb0ac4346f
SHA512

8794814dd4ed3bd99da8ce6ac1568a295cae2951a113f76b22b2881761ec9a426b165468af5648faab0a5d7d42005b73aad478b360d32e1a0a0d42bd4ec87534
SSDEEP

3072:vRyrZSVWkJTyJj7TVRoq1WI4OsLPSiMc3POe5c4i5fgyRaOOHhb:vGWyRjjyPHP4oyRapb

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 5 IoCs

pid	Process
3216	sinstaller3.exe
3216	sinstaller3.exe
3216	sinstaller3.exe
3216	sinstaller3.exe
3216	sinstaller3.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Screensavers.com\ActiveDesktop\bin\ActiveDesktopExe.exe	sinstaller3.exe
File created	C:\Program Files (x86)\Screensavers.com\SSSUninst.exe	sinstaller3.exe
File created	C:\Program Files (x86)\Screensavers.com\SSSInstaller\bin\SSSInstaller.dll	sinstaller3.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 42 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31119167"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1570889306"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{86A64BEF-4332-11EF-96F8-CAEAA890B1DB} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31119167"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 109b6b5f3fd7da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000474a65013f51fa4ea7512bf38b7b7930000000000200000000001066000000010000200000004f5a4e3756b7d7ca635accf847cb3812a2233ae436e31b9e876ff336043c1924000000000e80000000020000200000003288ad862b30178a8ace0267a2752e4a125775ba0c08d6aa23c749681f897ab320000000e2daee22ed0b288149e9f74dcd13ba4b82b170d8d6d4e0c8ca12d8d76f6fe0ac40000000b4c5e148fd94a0594a4186b119f099e44d6bbb3e400eea9d8d636d27d92dfebd254d9989e8489faf0405792e8636fe8dbe01632b5d37e54647e5b0402867e12d	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31119167"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f081775f3fd7da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1527765194"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1527765194"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "427871950"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000474a65013f51fa4ea7512bf38b7b79300000000002000000000010660000000100002000000036608a03a966952c2fac34037e268b5110a4362e66946aa23636ef9362e93935000000000e8000000002000020000000cd4b1258d767115aba410e8a6c82da2cde15ec76f8b86c8950871e1990db23f120000000ab7b2cdb4630f6a813f6787a81f3e76eb872974c8d387877b162d6f0774c49044000000017269485e0358439d1a47a5060b4e7cb6ac6ae239f15ffe12cded8345c1689304cbef5b1e8c18bc58df87c1a5f294840f20791235d3bc14a61c8a36cff771eaf	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4FC0-980F-4B2DA3C6A2A7}	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\ProxyStubClsid32	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller\CLSID	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74278296-0EC7-4F7A-AD55-EB7A2F35F311}\1.0\0	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ABF441B2-9B57-4838-96A0-34B1CECD4AA5}\ = "ISinstaller"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6A4B7D17-1DE9-4C14-8ADF-EB4C07060519}\TypeLib\ = "{74278296-0EC7-4F7A-AD55-EB7A2F35F311}"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}\ProgID\ = "SSSInstaller.Sinstaller.1"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}\InprocServer32	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ABF441B2-9B57-4838-96A0-34B1CECD4AA5}\TypeLib	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\TypeLib\Version = "1.0"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6A4B7D17-1DE9-4C14-8ADF-EB4C07060519}\ = "IInstaller"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}\ = "Sinstaller Class"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4FC0-980F-4B2DA3C6A2A7}\Implemented Categories	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Installer.1	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Installer\CLSID	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}\VersionIndependentProgID\ = "SSSInstaller.Installer"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\TypeLib	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74278296-0EC7-4F7A-AD55-EB7A2F35F311}\1.0\ = "ScreensaversInstaller 1.0 Type Library"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\ = "_ISinstallerEvents"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ABF441B2-9B57-4838-96A0-34B1CECD4AA5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6A4B7D17-1DE9-4C14-8ADF-EB4C07060519}\TypeLib\ = "{74278296-0EC7-4F7A-AD55-EB7A2F35F311}"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller.1\CLSID	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487F-BC85-A24EF8F443A8}	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4FC0-980F-4B2DA3C6A2A7}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Installer\ = "Installer Class"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6A4B7D17-1DE9-4C14-8ADF-EB4C07060519}\TypeLib	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6A4B7D17-1DE9-4C14-8ADF-EB4C07060519}	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller.1	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller.1\ = "Sinstaller Class"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}\TypeLib\ = "{74278296-0EC7-4f7a-AD55-EB7A2F35F311}"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller.1\CLSID\ = "{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}\InprocServer32	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Installer.1\ = "Installer Class"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74278296-0EC7-4F7A-AD55-EB7A2F35F311}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\Screensavers.com\\SSSInstaller\\bin\\"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ABF441B2-9B57-4838-96A0-34B1CECD4AA5}\TypeLib\Version = "1.0"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}\Programmable	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}\TypeLib	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74278296-0EC7-4F7A-AD55-EB7A2F35F311}\1.0	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\TypeLib\Version = "1.0"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ABF441B2-9B57-4838-96A0-34B1CECD4AA5}\ProxyStubClsid32	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}\InprocServer32\ = "C:\\Program Files (x86)\\Screensavers.com\\SSSInstaller\\bin\\SSSInstaller.dll"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}\ProgID	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}\TypeLib\ = "{74278296-0EC7-4f7a-AD55-EB7A2F35F311}"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller\ = "Sinstaller Class"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A84E835E-1B9C-4FC0-980F-4B2DA3C6A2A7}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Installer.1\CLSID	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\ = "_ISinstallerEvents"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\TypeLib\ = "{74278296-0EC7-4F7A-AD55-EB7A2F35F311}"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller\CLSID\ = "{A84E835E-1B9C-4fc0-980F-4B2DA3C6A2A7}"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}\ = "Installer Class"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487F-BC85-A24EF8F443A8}\Implemented Categories	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0FBC3EFB-FC98-4B32-BF10-BDE9AA4DEA5A}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Installer\CLSID\ = "{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF0A1FF4-BBAF-487f-BC85-A24EF8F443A8}\ProgID\ = "SSSInstaller.Installer.1"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6A4B7D17-1DE9-4C14-8ADF-EB4C07060519}\TypeLib\Version = "1.0"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ABF441B2-9B57-4838-96A0-34B1CECD4AA5}\TypeLib\ = "{74278296-0EC7-4F7A-AD55-EB7A2F35F311}"	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6A4B7D17-1DE9-4C14-8ADF-EB4C07060519}\TypeLib\Version = "1.0"	sinstaller3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller\CurVer	sinstaller3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSSInstaller.Sinstaller\CurVer\ = "SSSInstaller.Sinstaller.1"	sinstaller3.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2536	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2536	iexplore.exe
2536	iexplore.exe
2568	IEXPLORE.EXE
2568	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 2568	2536	iexplore.exe	87
PID 2536 wrote to memory of 2568	2536	iexplore.exe	87
PID 2536 wrote to memory of 2568	2536	iexplore.exe	87

C:\Users\Admin\AppData\Local\Temp\sinstaller3.exe
"C:\Users\Admin\AppData\Local\Temp\sinstaller3.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies registry class
PID:3216

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:3464

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2536 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Screensavers.com\SSSInstaller\bin\SSSInstaller.dll

Filesize
168KB

MD5
6d117a0ea0886f08157805db52c470d1

SHA1
5df0e8d4331f643afcb390042b3a7486659e4ce7

SHA256
d7c9a93448e40b52aa53b6fa1f7453669e1ca857f3316fb9f21593dfb465ec5d

SHA512
e203a94dee888a79489a6125be2f8b664e62c04c4fd5d82122d9e98d60e5a1454decb410662ddcac266ff7dca0ffbf5b2b5553da00fbbd56bf7176972882b1a4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Q4XA6QBU\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsu786D.tmp\System.dll

Filesize
10KB

MD5
fe24766ba314f620d57d0cf7339103c0

SHA1
8641545f03f03ff07485d6ec4d7b41cbb898c269

SHA256
802ef71440f662f456bed6283a5ff78066af016897fe6bfd29cac6edc2967bbd

SHA512
60d36959895cebf29c4e7713e6d414980139c7aa4ed1c8c96fefb672c1263af0ce909fb409534355895649c0e8056635112efb0da2ba05694446aec2ca77e2e3

Download Submit
memory/3216-16-0x00000000022F0000-0x000000000231C000-memory.dmp

Filesize
176KB

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