Analysis
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max time kernel
149s -
max time network
180s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 11:54
Static task
static1
Behavioral task
behavioral1
Sample
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe
Resource
win10v2004-20221111-en
General
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Target
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe
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Size
4.3MB
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MD5
ac9f871b1a2ac537f0107c7338cc77d4
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SHA1
181ba11a9e15b5ad97ffec458e9c5510ad8f31bc
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SHA256
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086
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SHA512
6fbdb6344e085e27bcba4199be0a53f72fce60278ac00d16c9c62b8ed1e066baae0997746f016f5e9ebf2ff454c98828dc83afccefddc575f21f12bf4711e407
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SSDEEP
49152:RiOqoT5U2XC5Oarmxup4TdGKvghxfki1p9buOBqFGyoC3yE/Ac5mWxnm0f:Y25UdQatKcFbuOBqFVoWNAxenX
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\{fed16d1c-011f-44c0-8d41-e1f38084989c}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\8mPfaZXWf9JSLY.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exeregsvr32.exeregsvr32.exepid process 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 2880 regsvr32.exe 4784 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:
regsvr32.exe61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{fed16d1c-011f-44c0-8d41-e1f38084989c}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{fed16d1c-011f-44c0-8d41-e1f38084989c} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{fed16d1c-011f-44c0-8d41-e1f38084989c} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{fed16d1c-011f-44c0-8d41-e1f38084989c}\ = "GoSave" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{fed16d1c-011f-44c0-8d41-e1f38084989c}\NoExplorer = "1" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{fed16d1c-011f-44c0-8d41-e1f38084989c} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{fed16d1c-011f-44c0-8d41-e1f38084989c} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{fed16d1c-011f-44c0-8d41-e1f38084989c}\ = "GoSave" regsvr32.exe -
Drops file in Program Files directory 8 IoCs
Processes:
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exedescription ioc process File created C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.dll 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe File opened for modification C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.dll 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe File created C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.tlb 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe File opened for modification C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.tlb 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe File created C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.dat 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe File opened for modification C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.dat 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe File created C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.x64.dll 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe File opened for modification C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.x64.dll 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe -
Processes:
regsvr32.exe61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{fed16d1c-011f-44c0-8d41-e1f38084989c} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{fed16d1c-011f-44c0-8d41-e1f38084989c} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{FED16D1C-011F-44C0-8D41-E1F38084989C} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{FED16D1C-011F-44C0-8D41-E1F38084989C} regsvr32.exe Key deleted \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe -
Modifies registry class 64 IoCs
Processes:
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{fed16d1c-011f-44c0-8d41-e1f38084989c}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\Programmable 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\VersionIndependentProgID 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{FED16D1C-011F-44C0-8D41-E1F38084989C}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\ = "GoSave" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\ProgID 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\VersionIndependentProgID\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FED16D1C-011F-44C0-8D41-E1F38084989C}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{fed16d1c-011f-44c0-8d41-e1f38084989c}" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\Programmable 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\InprocServer32 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\VersionIndependentProgID 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\8mPfaZXWf9JSLY.x64.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{fed16d1c-011f-44c0-8d41-e1f38084989c}" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\InprocServer32\ThreadingModel = "Apartment" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\. 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\InprocServer32 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\ProgID 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FED16D1C-011F-44C0-8D41-E1F38084989C}\Implemented Categories 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c}\ProgID\ = ".9" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exepid process 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exedescription pid process Token: SeDebugPrivilege 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Token: SeDebugPrivilege 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Token: SeDebugPrivilege 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Token: SeDebugPrivilege 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Token: SeDebugPrivilege 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe Token: SeDebugPrivilege 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exeregsvr32.exedescription pid process target process PID 1360 wrote to memory of 2880 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe regsvr32.exe PID 1360 wrote to memory of 2880 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe regsvr32.exe PID 1360 wrote to memory of 2880 1360 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe regsvr32.exe PID 2880 wrote to memory of 4784 2880 regsvr32.exe regsvr32.exe PID 2880 wrote to memory of 4784 2880 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{fed16d1c-011f-44c0-8d41-e1f38084989c} = "1" 61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.exe"C:\Users\Admin\AppData\Local\Temp\61b56f3e9345cb1ddeb59e6383b0f55b309f99a6974e1c80b014144c113f6086.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\8mPfaZXWf9JSLY.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\8mPfaZXWf9JSLY.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\8mPfaZXWf9JSLY.datFilesize
4KB
MD5b3a2131b5bbcd5567c18f3b4d3720472
SHA1f944e8050f210eaeb1c1c8085edccf0093a35343
SHA256565f5e4bd83eb9185d271ce8e48622d84ed06bcc49c8706ab94ba36f98d4d786
SHA51200f983e8b0efa2fdeb644d0f8440823d2f4ee62bd5914f9e53682c1c3361434fda13c04651ac87f9c8f1b6836bd5053712cdae36ee514bfaa75987a2b3e610e2
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C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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C:\Program Files (x86)\GoSave\8mPfaZXWf9JSLY.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/1360-132-0x0000000003630000-0x00000000036F9000-memory.dmpFilesize
804KB
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memory/2880-138-0x0000000000000000-mapping.dmp
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memory/4784-141-0x0000000000000000-mapping.dmp