Analysis
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max time kernel
223s -
max time network
335s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:34
Static task
static1
Behavioral task
behavioral1
Sample
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe
Resource
win10v2004-20220812-en
General
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Target
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe
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Size
4.3MB
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MD5
4c163fb792d79938c5cc74cfd61b6f6d
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SHA1
704f5baa51b56af1f0a2da4900998390d92f5252
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SHA256
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1
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SHA512
414ba7033d8ff12ba7500c5e1e7250bfaadf9f2d3b7b661670ba355b559b1139a274e5125e0b0db1764dc6a3148b507e8a1a4d0f0d9695eb42db9064de5b8e41
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SSDEEP
49152:wCOqIz5U23CZ+6rmxup4jdGKvghxfki1nPXGIjQwZ8hpTQdPb:D25U946RKc9P2iQwZspsdP
Malware Config
Signatures
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Registers COM server for autorun 1 TTPs 4 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\WkM5QLVMrgP6Hf.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exeregsvr32.exeregsvr32.exepid process 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe 1800 regsvr32.exe 1720 regsvr32.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Installs/modifies Browser Helper Object 2 TTPs 8 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{c30b07ce-c20c-4a98-b8ea-c211870f3ead} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\ = "GoSave" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\NoExplorer = "1" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{c30b07ce-c20c-4a98-b8ea-c211870f3ead} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{c30b07ce-c20c-4a98-b8ea-c211870f3ead} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{c30b07ce-c20c-4a98-b8ea-c211870f3ead} regsvr32.exe -
Drops file in Program Files directory 8 IoCs
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exedescription ioc process File created C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.dll fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe File opened for modification C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.dll fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe File created C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.tlb fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe File opened for modification C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.tlb fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe File created C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.dat fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe File opened for modification C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.dat fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe File created C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.x64.dll fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe File opened for modification C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.x64.dll fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe -
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exeregsvr32.exedescription ioc process Key deleted \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{C30B07CE-C20C-4A98-B8EA-C211870F3EAD} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key deleted \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key deleted \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{C30B07CE-C20C-4A98-B8EA-C211870F3EAD} regsvr32.exe Key deleted \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{c30b07ce-c20c-4a98-b8ea-c211870f3ead} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{c30b07ce-c20c-4a98-b8ea-c211870f3ead} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe -
Modifies registry class 64 IoCs
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C30B07CE-C20C-4A98-B8EA-C211870F3EAD}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{c30b07ce-c20c-4a98-b8ea-c211870f3ead}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\WkM5QLVMrgP6Hf.dll" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\ProgID fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C30B07CE-C20C-4A98-B8EA-C211870F3EAD}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\Programmable fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C30B07CE-C20C-4A98-B8EA-C211870F3EAD} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C30B07CE-C20C-4A98-B8EA-C211870F3EAD}\Implemented Categories fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\. fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C30B07CE-C20C-4A98-B8EA-C211870F3EAD} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C30B07CE-C20C-4A98-B8EA-C211870F3EAD}\Implemented Categories regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\ = "GoSave" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{c30b07ce-c20c-4a98-b8ea-c211870f3ead}" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\VersionIndependentProgID fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\ProgID\ = ".9" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\Programmable fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\WkM5QLVMrgP6Hf.tlb" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead}\ProgID\ = ".9" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{c30b07ce-c20c-4a98-b8ea-c211870f3ead}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exepid process 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exedescription pid process Token: SeDebugPrivilege 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Token: SeDebugPrivilege 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Token: SeDebugPrivilege 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Token: SeDebugPrivilege 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Token: SeDebugPrivilege 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Token: SeDebugPrivilege 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exeregsvr32.exedescription pid process target process PID 1032 wrote to memory of 1800 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe regsvr32.exe PID 1032 wrote to memory of 1800 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe regsvr32.exe PID 1032 wrote to memory of 1800 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe regsvr32.exe PID 1032 wrote to memory of 1800 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe regsvr32.exe PID 1032 wrote to memory of 1800 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe regsvr32.exe PID 1032 wrote to memory of 1800 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe regsvr32.exe PID 1032 wrote to memory of 1800 1032 fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe regsvr32.exe PID 1800 wrote to memory of 1720 1800 regsvr32.exe regsvr32.exe PID 1800 wrote to memory of 1720 1800 regsvr32.exe regsvr32.exe PID 1800 wrote to memory of 1720 1800 regsvr32.exe regsvr32.exe PID 1800 wrote to memory of 1720 1800 regsvr32.exe regsvr32.exe PID 1800 wrote to memory of 1720 1800 regsvr32.exe regsvr32.exe PID 1800 wrote to memory of 1720 1800 regsvr32.exe regsvr32.exe PID 1800 wrote to memory of 1720 1800 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{c30b07ce-c20c-4a98-b8ea-c211870f3ead} = "1" fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe"C:\Users\Admin\AppData\Local\Temp\fb751126907e0ce12495aefbf185e32cbf7be79c0fab3d2853745229e22e89b1.exe"1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.x64.dll"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exe/s "C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.x64.dll"3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.datFilesize
4KB
MD53fed97b38ef995b4029b17443338240f
SHA14720cfc43d40d22ccb8646a8be0eec936afed553
SHA25694f48feff87cbd6004199aed27120dff716c80175d8ac64dcc9c8dee8e19522b
SHA512036aab6afb4848263cc3b3a123758502962ec69a8cd7c53e2c66d84a652cca35116bd6de76e9a727bea727239ecfa2644182f4e2be3bd71e482154ba739cd92a
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C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\WkM5QLVMrgP6Hf.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/1032-54-0x0000000076391000-0x0000000076393000-memory.dmpFilesize
8KB
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memory/1032-55-0x0000000002AC0000-0x0000000002B89000-memory.dmpFilesize
804KB
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memory/1720-65-0x0000000000000000-mapping.dmp
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memory/1720-66-0x000007FEFBE21000-0x000007FEFBE23000-memory.dmpFilesize
8KB
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memory/1800-61-0x0000000000000000-mapping.dmp