Analysis
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max time kernel
147s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 05:25
Static task
static1
Behavioral task
behavioral1
Sample
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe
Resource
win10v2004-20220812-en
General
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Target
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe
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Size
4.4MB
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MD5
97f64d5b637e3ef5565559f3d5269efb
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SHA1
ec675695d0d4756a19e464ed083326018717e5e3
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SHA256
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1
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SHA512
eece52bb1026469e2e24a2d713cb3785682b7fb87858fbb18aadb18688ed18171450df98dd4acf13a65ba0f589097629aec6150901d0a1f5b96d5f31ba91c19b
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SSDEEP
49152:gHkUtMlGbeCxKKjmxup4OdGKvghxfki1w9buOBqF7gB+lyzEJ3jti:smlGhcKsKc2buOBqFlYiTt
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\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\u12iGylRwEpsgz.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exeregsvr32.exeregsvr32.exepid process 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 452 regsvr32.exe 4596 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.exeb917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1eb329f1-1f7c-457a-8c8a-9e878677721f} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1eb329f1-1f7c-457a-8c8a-9e878677721f} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\ = "GoSave" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\NoExplorer = "1" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1eb329f1-1f7c-457a-8c8a-9e878677721f} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1eb329f1-1f7c-457a-8c8a-9e878677721f} regsvr32.exe -
Drops file in Program Files directory 8 IoCs
Processes:
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exedescription ioc process File created C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.dll b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe File opened for modification C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.dll b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe File created C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.tlb b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe File opened for modification C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.tlb b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe File created C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.dat b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe File opened for modification C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.dat b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe File created C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.x64.dll b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe File opened for modification C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.x64.dll b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe -
Processes:
regsvr32.exeb917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{1eb329f1-1f7c-457a-8c8a-9e878677721f} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{1eb329f1-1f7c-457a-8c8a-9e878677721f} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key deleted \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{1EB329F1-1F7C-457A-8C8A-9E878677721F} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key deleted \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key deleted \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{1EB329F1-1F7C-457A-8C8A-9E878677721F} regsvr32.exe Key deleted \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe -
Modifies registry class 64 IoCs
Processes:
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\. b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\VersionIndependentProgID\ regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1EB329F1-1F7C-457A-8C8A-9E878677721F}\Implemented Categories b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\VersionIndependentProgID regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\InprocServer32 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\VersionIndependentProgID b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\ProgID\ = ".9" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\VersionIndependentProgID\ b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\u12iGylRwEpsgz.tlb" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\Programmable b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\ProgID b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1EB329F1-1F7C-457A-8C8A-9E878677721F} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\ = "GoSave" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\VersionIndependentProgID b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1EB329F1-1F7C-457A-8C8A-9E878677721F}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{1eb329f1-1f7c-457a-8c8a-9e878677721f}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{1eb329f1-1f7c-457a-8c8a-9e878677721f}" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\u12iGylRwEpsgz.dll" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{1eb329f1-1f7c-457a-8c8a-9e878677721f}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1EB329F1-1F7C-457A-8C8A-9E878677721F}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f}\InprocServer32 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exepid process 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exedescription pid process Token: SeDebugPrivilege 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Token: SeDebugPrivilege 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Token: SeDebugPrivilege 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Token: SeDebugPrivilege 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Token: SeDebugPrivilege 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe Token: SeDebugPrivilege 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exeregsvr32.exedescription pid process target process PID 3424 wrote to memory of 452 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe regsvr32.exe PID 3424 wrote to memory of 452 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe regsvr32.exe PID 3424 wrote to memory of 452 3424 b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe regsvr32.exe PID 452 wrote to memory of 4596 452 regsvr32.exe regsvr32.exe PID 452 wrote to memory of 4596 452 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{1eb329f1-1f7c-457a-8c8a-9e878677721f} = "1" b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.exe"C:\Users\Admin\AppData\Local\Temp\b917d62de9cf8785b6a1da5e3ecfc66c8ee54a268ca91790bccc7801d6107ee1.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\u12iGylRwEpsgz.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\u12iGylRwEpsgz.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\u12iGylRwEpsgz.datFilesize
4KB
MD5bfa9e5bd08cb7b07cff541b7154a6ab9
SHA1535fa41f9ee4406d4c5b11e84b3fa4b6377ee592
SHA25606782d01c39d298ec7af453807e523e4d0c44cdbcb688b20eb04c8d4b5147f4d
SHA51263aa710a6aa243c683e73f98c018eb3f5b98dd908d81f7bf94d424ad7d16d92c7fffeaa1f2b45f15c6305a407c46823179bfa884b8f5e03a604c588d89d5b235
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C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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C:\Program Files (x86)\GoSave\u12iGylRwEpsgz.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/452-138-0x0000000000000000-mapping.dmp
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memory/3424-132-0x0000000003630000-0x00000000036F9000-memory.dmpFilesize
804KB
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memory/4596-141-0x0000000000000000-mapping.dmp