Analysis
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max time kernel
58s -
max time network
64s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 03:45
Static task
static1
Behavioral task
behavioral1
Sample
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe
Resource
win10v2004-20220812-en
General
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Target
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe
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Size
4.4MB
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MD5
9cde72674c18a4d0acd4a563c92411d5
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SHA1
16f1dc377f0ac8356ca9d7ac5e580b9d6fe8b182
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SHA256
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7
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SHA512
7caf0f709d9072c40dbeab1b02f50928e0b27b05f652806cfbc2a6ecc6e8f65aa56aba25e9fcccfeccd7dfe51792b9b2958f8ab66800aeb69a05e9f44e5f1cec
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SSDEEP
49152:/d2KK6T18BkdHxpUxup4LxDydGKvghxfki1w9buOBqFujSlM/Zf0weeDNxwR:XBT13BxanKcGbuOBqFuj8MNtLNxw
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\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\WFJuBcMrb8buJZ.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exeregsvr32.exeregsvr32.exepid process 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe 568 regsvr32.exe 284 regsvr32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops Chrome extension 3 IoCs
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ephpgdpomjepbahegldmjlbhoibnpied\2.0\manifest.json 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ephpgdpomjepbahegldmjlbhoibnpied\2.0\manifest.json 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ephpgdpomjepbahegldmjlbhoibnpied\2.0\manifest.json 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe -
Installs/modifies Browser Helper Object 2 TTPs 8 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exeregsvr32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\NoExplorer = "1" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\ = "GoSave" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe -
Drops file in System32 directory 4 IoCs
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exedescription ioc process File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File opened for modification C:\Windows\System32\GroupPolicy 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe -
Drops file in Program Files directory 8 IoCs
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exedescription ioc process File created C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.dll 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File opened for modification C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.dll 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File created C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.tlb 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File opened for modification C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.tlb 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File created C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.dat 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File opened for modification C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.dat 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File created C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.x64.dll 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe File opened for modification C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.x64.dll 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe -
Processes:
regsvr32.exe257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exedescription ioc process Key deleted \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key deleted \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{25D2F44C-D2B8-4BBD-96F2-C05B27698E48} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key deleted \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key deleted \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{25D2F44C-D2B8-4BBD-96F2-C05B27698E48} regsvr32.exe -
Modifies registry class 64 IoCs
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\VersionIndependentProgID 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\Programmable regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32\ThreadingModel = "Apartment" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\Programmable 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\WFJuBcMrb8buJZ.x64.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25D2F44C-D2B8-4BBD-96F2-C05B27698E48}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25D2F44C-D2B8-4BBD-96F2-C05B27698E48}\Implemented Categories 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\VersionIndependentProgID\ 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\WFJuBcMrb8buJZ.dll" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\VersionIndependentProgID 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25D2F44C-D2B8-4BBD-96F2-C05B27698E48}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755} 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\ = "GoSave" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\. 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\ProgID 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{25D2F44C-D2B8-4BBD-96F2-C05B27698E48}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48}\ProgID\ = ".9" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exepid process 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exeregsvr32.exedescription pid process target process PID 316 wrote to memory of 568 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe regsvr32.exe PID 316 wrote to memory of 568 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe regsvr32.exe PID 316 wrote to memory of 568 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe regsvr32.exe PID 316 wrote to memory of 568 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe regsvr32.exe PID 316 wrote to memory of 568 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe regsvr32.exe PID 316 wrote to memory of 568 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe regsvr32.exe PID 316 wrote to memory of 568 316 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe regsvr32.exe PID 568 wrote to memory of 284 568 regsvr32.exe regsvr32.exe PID 568 wrote to memory of 284 568 regsvr32.exe regsvr32.exe PID 568 wrote to memory of 284 568 regsvr32.exe regsvr32.exe PID 568 wrote to memory of 284 568 regsvr32.exe regsvr32.exe PID 568 wrote to memory of 284 568 regsvr32.exe regsvr32.exe PID 568 wrote to memory of 284 568 regsvr32.exe regsvr32.exe PID 568 wrote to memory of 284 568 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{25d2f44c-d2b8-4bbd-96f2-c05b27698e48} = "1" 257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe"C:\Users\Admin\AppData\Local\Temp\257eccf1fbb1d83945c20138844d896dc454d604de5f812617b63eda135350e7.exe"1⤵
- Loads dropped DLL
- Drops Chrome extension
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.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\WFJuBcMrb8buJZ.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\WFJuBcMrb8buJZ.datFilesize
4KB
MD5c920098bf7fcd44be10d8ba31fe07066
SHA198a831a32d44dd534bb7a7c272c4d182739a16a8
SHA256b35d02220f3f6b4bf438977dbb2a72634f497d6715a81441027f4b0de1047aa8
SHA51239dac89b5229a06d6e30f7e56d9981c65a8217bf67798b4e54e41a3c239a2595d4369d08001e8fabfc24d4e5865014240ef363562bef160a2e1e0922db1ebe45
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C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\WFJuBcMrb8buJZ.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/284-65-0x0000000000000000-mapping.dmp
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memory/284-66-0x000007FEFC101000-0x000007FEFC103000-memory.dmpFilesize
8KB
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memory/316-54-0x0000000075D01000-0x0000000075D03000-memory.dmpFilesize
8KB
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memory/316-55-0x0000000000880000-0x0000000000949000-memory.dmpFilesize
804KB
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memory/568-61-0x0000000000000000-mapping.dmp