Analysis
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max time kernel
188s -
max time network
202s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 01:46
Static task
static1
Behavioral task
behavioral1
Sample
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe
Resource
win10v2004-20221111-en
General
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Target
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe
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Size
4.4MB
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MD5
7b4e688e0d3ef1452dfc250cdf1f097c
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SHA1
c0d071a995427912099616f8aecf971c58eb58da
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SHA256
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e
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SHA512
21ad0f9363066494abccf0321db07a5f54e5ae004b82028cba42df9cba807c9339bf6240f10cbe85cd241d6f86e7974aa84628bd5bd6d59e9284091c7455ecc5
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SSDEEP
49152:dXk098aJQu5Bq6fmxup49dGKvghxfki10a9buOBqFoyoC3yE/Ac5mWxnmyy:XmaJrM6PKc9buOBqFXoWNAxenF
Malware Config
Signatures
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Registers COM server for autorun 1 TTPs 4 IoCs
Processes:
regsvr32.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\ebuxbxRzU4cne5.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exeregsvr32.exeregsvr32.exepid process 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 1680 regsvr32.exe 4244 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.exe4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\ = "GoSave" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\NoExplorer = "1" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\NoExplorer = "1" regsvr32.exe -
Drops file in Program Files directory 8 IoCs
Processes:
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exedescription ioc process File opened for modification C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.tlb 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe File created C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.dat 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe File opened for modification C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.dat 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe File created C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.x64.dll 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe File opened for modification C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.x64.dll 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe File created C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.dll 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe File opened for modification C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.dll 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe File created C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.tlb 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe -
Processes:
regsvr32.exe4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exedescription ioc process Key deleted \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key deleted \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{6BD9F665-A3C8-476F-8E0F-26ED08A67BE8} 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key deleted \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key deleted \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{6BD9F665-A3C8-476F-8E0F-26ED08A67BE8} regsvr32.exe -
Modifies registry class 64 IoCs
Processes:
regsvr32.exe4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\InprocServer32 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6BD9F665-A3C8-476F-8E0F-26ED08A67BE8}\Implemented Categories 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6BD9F665-A3C8-476F-8E0F-26ED08A67BE8}\Implemented Categories regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\ProgID 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\Programmable 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\VersionIndependentProgID\ regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\VersionIndependentProgID 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6BD9F665-A3C8-476F-8E0F-26ED08A67BE8}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\ProgID\ = ".9" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\VersionIndependentProgID regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\VersionIndependentProgID 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\Programmable 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\ebuxbxRzU4cne5.x64.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6BD9F665-A3C8-476F-8E0F-26ED08A67BE8} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6BD9F665-A3C8-476F-8E0F-26ED08A67BE8} 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\ebuxbxRzU4cne5.tlb" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exepid process 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exedescription pid process Token: SeDebugPrivilege 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Token: SeDebugPrivilege 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Token: SeDebugPrivilege 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Token: SeDebugPrivilege 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Token: SeDebugPrivilege 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe Token: SeDebugPrivilege 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exeregsvr32.exedescription pid process target process PID 3224 wrote to memory of 1680 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe regsvr32.exe PID 3224 wrote to memory of 1680 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe regsvr32.exe PID 3224 wrote to memory of 1680 3224 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe regsvr32.exe PID 1680 wrote to memory of 4244 1680 regsvr32.exe regsvr32.exe PID 1680 wrote to memory of 4244 1680 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{6bd9f665-a3c8-476f-8e0f-26ed08a67be8} = "1" 4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.exe"C:\Users\Admin\AppData\Local\Temp\4d97edb5d7edf1855f264f7cc4302744c0de909b9c097be1dba569fc86a2882e.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\ebuxbxRzU4cne5.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\ebuxbxRzU4cne5.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\ebuxbxRzU4cne5.datFilesize
4KB
MD58b3cd4799acf611358f42974e486cc2f
SHA1136a6b10583c859e2045d9479025baa482ecbc19
SHA256a534a9e91c9d911961958deb7e8d632cbd31900b6bff7d28d823d056cd59866c
SHA5123556b91f310f4b3b6246d8570080efa7ac15b141057693b305bfeea9f3402e950d65db15aac2f6191ef3a06011c44bc8906fcb52e70fd6ea428b7365bb369bc6
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C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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C:\Program Files (x86)\GoSave\ebuxbxRzU4cne5.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/1680-138-0x0000000000000000-mapping.dmp
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memory/3224-132-0x0000000003C90000-0x0000000003D59000-memory.dmpFilesize
804KB
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memory/4244-141-0x0000000000000000-mapping.dmp