Analysis
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max time kernel
20s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:39
Static task
static1
Behavioral task
behavioral1
Sample
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe
Resource
win10v2004-20220901-en
General
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Target
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe
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Size
4.5MB
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MD5
7e9fd9bde4c2cab8aa14a74233121d28
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SHA1
00e912158e21d6957504fd339f21f5ed3a84a32b
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SHA256
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30
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SHA512
5f2c9ec43958bc8d5071655b8d01e3993786f2b453d566f54a395b65582ffe61b83ab93f378c0e3a757ae8923065ffc76a7efd2bbd5e777752aa67fb2be69796
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SSDEEP
49152:HeaK64wezdYTy0Haxup4n6pppWmD/M2BKQlEOCrZguQOZ8hpTQdH1:WLweqm0rppp1D/tWZgQZspsdH
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\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\emAZuKf1twCreF.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exeregsvr32.exeregsvr32.exepid process 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe 1224 regsvr32.exe 1704 regsvr32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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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Drops Chrome extension 3 IoCs
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\hilbjljcjnffmdjmcmbmaiadconebffn\2.0\manifest.json c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\hilbjljcjnffmdjmcmbmaiadconebffn\2.0\manifest.json c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\hilbjljcjnffmdjmcmbmaiadconebffn\2.0\manifest.json c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe -
Installs/modifies Browser Helper Object 2 TTPs 8 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exeregsvr32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\NoExplorer = "1" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\ = "GoSave" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe -
Drops file in System32 directory 4 IoCs
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe -
Drops file in Program Files directory 8 IoCs
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exedescription ioc process File created C:\Program Files (x86)\GoSave\emAZuKf1twCreF.x64.dll c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File opened for modification C:\Program Files (x86)\GoSave\emAZuKf1twCreF.x64.dll c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File created C:\Program Files (x86)\GoSave\emAZuKf1twCreF.dll c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File opened for modification C:\Program Files (x86)\GoSave\emAZuKf1twCreF.dll c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File created C:\Program Files (x86)\GoSave\emAZuKf1twCreF.tlb c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File opened for modification C:\Program Files (x86)\GoSave\emAZuKf1twCreF.tlb c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File created C:\Program Files (x86)\GoSave\emAZuKf1twCreF.dat c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe File opened for modification C:\Program Files (x86)\GoSave\emAZuKf1twCreF.dat c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe -
Processes:
regsvr32.exec36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exedescription ioc process Key deleted \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{A606F22A-F6ED-4306-AB12-A6DE0FC4BA50} regsvr32.exe Key deleted \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key deleted \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{A606F22A-F6ED-4306-AB12-A6DE0FC4BA50} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key deleted \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe -
Modifies registry class 64 IoCs
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\ProgID regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\VersionIndependentProgID c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\ = "GoSave" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\ProgID\ = ".9" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\ProgID c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A606F22A-F6ED-4306-AB12-A6DE0FC4BA50}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\Programmable c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32\ThreadingModel = "Apartment" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\. c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\VersionIndependentProgID c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A606F22A-F6ED-4306-AB12-A6DE0FC4BA50}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\emAZuKf1twCreF.dll" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A606F22A-F6ED-4306-AB12-A6DE0FC4BA50} c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\emAZuKf1twCreF.x64.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A606F22A-F6ED-4306-AB12-A6DE0FC4BA50} regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exepid process 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exeregsvr32.exedescription pid process target process PID 1684 wrote to memory of 1224 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe regsvr32.exe PID 1684 wrote to memory of 1224 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe regsvr32.exe PID 1684 wrote to memory of 1224 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe regsvr32.exe PID 1684 wrote to memory of 1224 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe regsvr32.exe PID 1684 wrote to memory of 1224 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe regsvr32.exe PID 1684 wrote to memory of 1224 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe regsvr32.exe PID 1684 wrote to memory of 1224 1684 c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe regsvr32.exe PID 1224 wrote to memory of 1704 1224 regsvr32.exe regsvr32.exe PID 1224 wrote to memory of 1704 1224 regsvr32.exe regsvr32.exe PID 1224 wrote to memory of 1704 1224 regsvr32.exe regsvr32.exe PID 1224 wrote to memory of 1704 1224 regsvr32.exe regsvr32.exe PID 1224 wrote to memory of 1704 1224 regsvr32.exe regsvr32.exe PID 1224 wrote to memory of 1704 1224 regsvr32.exe regsvr32.exe PID 1224 wrote to memory of 1704 1224 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{a606f22a-f6ed-4306-ab12-a6de0fc4ba50} = "1" c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe"C:\Users\Admin\AppData\Local\Temp\c36ac3acd0735f5d44bc8611b658c2df850dca5f78e91bee7ec1aa9249494f30.exe"1⤵
- Loads dropped DLL
- Drops Chrome extension
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\GoSave\emAZuKf1twCreF.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\emAZuKf1twCreF.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\emAZuKf1twCreF.datFilesize
4KB
MD58a757380b0566e58bec00e62ce675566
SHA1b359f55c79cdcea9a118a36a8550f615d547364a
SHA2565d0f00638206a4da2e109b0288aa23230620604ffb586816daa9efef77b4f4da
SHA5127f87944d484a04506c4a69dfe3a0008951160325b302037f1a8a3bf30821b6cd86f18aa548385fa49f13a8f84b7b1852f4f5614a356868dfa9cef0c27091c6af
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C:\Program Files (x86)\GoSave\emAZuKf1twCreF.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\emAZuKf1twCreF.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\emAZuKf1twCreF.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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\Program Files (x86)\GoSave\emAZuKf1twCreF.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\emAZuKf1twCreF.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/1224-61-0x0000000000000000-mapping.dmp
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memory/1684-54-0x0000000074AB1000-0x0000000074AB3000-memory.dmpFilesize
8KB
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memory/1684-55-0x0000000002AB0000-0x0000000002B79000-memory.dmpFilesize
804KB
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memory/1704-65-0x0000000000000000-mapping.dmp
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memory/1704-66-0x000007FEFB6D1000-0x000007FEFB6D3000-memory.dmpFilesize
8KB