Analysis
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max time kernel
200s -
max time network
212s -
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 16:39
Static task
static1
Behavioral task
behavioral1
Sample
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe
Resource
win10v2004-20221111-en
General
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Target
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe
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Size
4.3MB
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MD5
42f5aca08df59a85523994dd599d966f
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SHA1
f0a2ab26eb793197528a9b2ff390efd041ab6bf8
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SHA256
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68
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SHA512
8e14c4347900f4faf73d1760e43992dc3e780f3a87d5b3da20e001d88f4d75d3e566fae801ec0195f4903e424995005fd93197aa625e216c59dc636f863b6f96
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SSDEEP
49152:ECOqIz5U23CZ+6rmxup4fdGKvghxfki1jPXGIjQmZ8hpTQdFb:/25U946FKcNP2iQmZspsdF
Malware Config
Signatures
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Registers COM server for autorun 1 TTPs 4 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\A1KZkRDsEYYJdH.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exeregsvr32.exeregsvr32.exepid process 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1928 regsvr32.exe 228 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.exef9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\ = "GoSave" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\NoExplorer = "1" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe -
Drops file in Program Files directory 8 IoCs
Processes:
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exedescription ioc process File created C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.dll f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe File opened for modification C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.dll f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe File created C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.tlb f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe File opened for modification C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.tlb f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe File created C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.dat f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe File opened for modification C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.dat f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe File created C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.x64.dll f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe File opened for modification C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.x64.dll f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe -
Processes:
regsvr32.exef9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exedescription ioc process Key deleted \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{84C8A6FD-97D3-4206-8E4B-0B69B0E7817F} regsvr32.exe Key deleted \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key deleted \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{84C8A6FD-97D3-4206-8E4B-0B69B0E7817F} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key deleted \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe -
Modifies registry class 64 IoCs
Processes:
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exeregsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\VersionIndependentProgID\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84C8A6FD-97D3-4206-8E4B-0B69B0E7817F} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\VersionIndependentProgID\ f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\Programmable f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\ = "GoSave" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\VersionIndependentProgID f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\Programmable f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84C8A6FD-97D3-4206-8E4B-0B69B0E7817F} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84C8A6FD-97D3-4206-8E4B-0B69B0E7817F}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\A1KZkRDsEYYJdH.dll" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84C8A6FD-97D3-4206-8E4B-0B69B0E7817F}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\ProgID f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\VersionIndependentProgID f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\ProgID\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\. f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\ProgID\ = ".9" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\InprocServer32 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\InprocServer32\ThreadingModel = "Apartment" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f}\ProgID regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exepid process 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exedescription pid process Token: SeDebugPrivilege 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Token: SeDebugPrivilege 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Token: SeDebugPrivilege 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Token: SeDebugPrivilege 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Token: SeDebugPrivilege 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe Token: SeDebugPrivilege 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exeregsvr32.exedescription pid process target process PID 1932 wrote to memory of 1928 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe regsvr32.exe PID 1932 wrote to memory of 1928 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe regsvr32.exe PID 1932 wrote to memory of 1928 1932 f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe regsvr32.exe PID 1928 wrote to memory of 228 1928 regsvr32.exe regsvr32.exe PID 1928 wrote to memory of 228 1928 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{84c8a6fd-97d3-4206-8e4b-0b69b0e7817f} = "1" f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.exe"C:\Users\Admin\AppData\Local\Temp\f9f8141d909b5ba7e0178e95e20ff3977d15bf19e4bc1b8c240ad65e21795b68.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
PID:1932 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.x64.dll"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\system32\regsvr32.exe/s "C:\Program Files (x86)\GoSave\A1KZkRDsEYYJdH.x64.dll"3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:228
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4KB
MD52cd7507135638d3daa90db5dde625249
SHA1e8d465e3e6bde51c923b6ebe679ae7e0e6955f4c
SHA256044ffefd1f5fde8171788e61b792f7fbbd00e0f703f58076da5a5eb2ac5a044e
SHA512bd9387b7daf54bf7dbfb755520b3df9972c3c5618213ff0496780e0b34c6d5ce9a1bf81af4488a4f0ab1f578130f520fb90b588c2c65fecc6f6a8cdf5d12d922
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Filesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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Filesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e