Analysis
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max time kernel
126s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 17:01
Static task
static1
Behavioral task
behavioral1
Sample
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Resource
win10v2004-20220901-en
General
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Target
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
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Size
4.4MB
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MD5
8e83af449bcffd809e4921eef3912650
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SHA1
3a8be3561fe6fba58f355c9a31e6e32b36106e0f
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SHA256
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f
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SHA512
d4ee7c163a1fa7602bb84aadfe88d88596c1ac3da3c45633b0607c58387896c8ae449fa30d243be26e2c10a53a71d8af69b0cb156463ad557243937db2ad413f
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SSDEEP
49152:3WaKa+PBvRfhyUHDxup4ceT6MU4ppWmD/M2BKQlY9buOBqFfyoC3yE/Ac5mWxnme:+hPBVcUJi4pp1D/WbuOBqFqoWNAxenW
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\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\PA7V4WesCfN6gP.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exeregsvr32.exeregsvr32.exepid process 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe 4716 regsvr32.exe 4656 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 5 IoCs
Processes:
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\mmjdhjeihnjgebdnpebkeiaeoaonglog\2.0\manifest.json f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\mmjdhjeihnjgebdnpebkeiaeoaonglog\2.0\manifest.json f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mmjdhjeihnjgebdnpebkeiaeoaonglog\2.0\manifest.json f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\mmjdhjeihnjgebdnpebkeiaeoaonglog\2.0\manifest.json f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mmjdhjeihnjgebdnpebkeiaeoaonglog\2.0\manifest.json f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe -
Installs/modifies Browser Helper Object 2 TTPs 8 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exeregsvr32.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ = "GoSave" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\NoExplorer = "1" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe -
Drops file in System32 directory 4 IoCs
Processes:
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe -
Drops file in Program Files directory 8 IoCs
Processes:
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exedescription ioc process File created C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.tlb f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File opened for modification C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.tlb f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File created C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dat f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File opened for modification C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dat f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File created C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File opened for modification C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File created C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dll f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe File opened for modification C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dll f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe -
Processes:
regsvr32.exef375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key deleted \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key deleted \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key deleted \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1} regsvr32.exe Key deleted \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe -
Modifies registry class 64 IoCs
Processes:
regsvr32.exef375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\VersionIndependentProgID\ f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\Programmable f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{aa3383d9-fbc1-436c-8de8-72c86deb84b1}" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\Programmable regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{aa3383d9-fbc1-436c-8de8-72c86deb84b1}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\VersionIndependentProgID\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\PA7V4WesCfN6gP.x64.dll" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\PA7V4WesCfN6gP.dll" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\VersionIndependentProgID f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{aa3383d9-fbc1-436c-8de8-72c86deb84b1}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ = "GoSave" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ProgID\ = ".9" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ProgID\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ProgID f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{aa3383d9-fbc1-436c-8de8-72c86deb84b1}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\Programmable regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exepid process 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exeregsvr32.exedescription pid process target process PID 4972 wrote to memory of 4716 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe regsvr32.exe PID 4972 wrote to memory of 4716 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe regsvr32.exe PID 4972 wrote to memory of 4716 4972 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe regsvr32.exe PID 4716 wrote to memory of 4656 4716 regsvr32.exe regsvr32.exe PID 4716 wrote to memory of 4656 4716 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} = "1" f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe"C:\Users\Admin\AppData\Local\Temp\f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.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\PA7V4WesCfN6gP.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\PA7V4WesCfN6gP.x64.dll"3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.datFilesize
4KB
MD5a7527924df7273368d58072d654ab0bc
SHA1c913eb8583c8a9c48b9472ed8771c2e9ecf70c34
SHA25655c7292b420c8a88337d68b1e59796b7d5c38552ea1a09d7987dc1a5180cee3f
SHA512862b2d8e2e459bc4b0f978416ec3b7207355535785dad05c3754909595da19be367c6adcf5d191f61d989e3f3626e9cb0a1ac0a7bb73d0cdaf431d12e260bbd2
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C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/4656-141-0x0000000000000000-mapping.dmp
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memory/4716-138-0x0000000000000000-mapping.dmp
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memory/4972-132-0x0000000003010000-0x00000000030D9000-memory.dmpFilesize
804KB