7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99

General

Target

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Size

4.2MB
MD5

c22c1bd9df8f79d85cf4502a2f8d186a
SHA1

0577a3870ac7c3f5dd72bcfe853a42e4ceb0263a
SHA256

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99
SHA512

bd1aa7bcd0f94095e23eef075fca70d9ca97d0b3328b93f64efa04ef6518b9c8c2360fdc1b2e11d58eeea0639ebe6a4d54dc74a16acbebeb83c61b13775266c7
SSDEEP

49152:s+HmRHHuFHnWnjMZVA0wyOOnfwZU5BcumhlKbUT9FiISyaqwlQmEbp7YuwLkV:smm0FW0pOnlKb6FaqmDElZwg

Score

8^/10

adware discovery persistence spyware stealer

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Q3m2sS5k3jtvhD.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exeregsvr32.exeregsvr32.exe

pid process

1240 7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
3056 regsvr32.exe
1640 regsvr32.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops Chrome extension 5 IoCs

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

description	ioc	process
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\fnjgfjefbjkjpbohnppaddnjgndedfjl\2.0\manifest.json	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\fnjgfjefbjkjpbohnppaddnjgndedfjl\2.0\manifest.json	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\fnjgfjefbjkjpbohnppaddnjgndedfjl\2.0\manifest.json	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\fnjgfjefbjkjpbohnppaddnjgndedfjl\2.0\manifest.json	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\fnjgfjefbjkjpbohnppaddnjgndedfjl\2.0\manifest.json	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b7076739-1594-4036-8f22-9aee78b29989}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b7076739-1594-4036-8f22-9aee78b29989}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b7076739-1594-4036-8f22-9aee78b29989}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b7076739-1594-4036-8f22-9aee78b29989}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b7076739-1594-4036-8f22-9aee78b29989}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b7076739-1594-4036-8f22-9aee78b29989}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b7076739-1594-4036-8f22-9aee78b29989}\ = "GoSave"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b7076739-1594-4036-8f22-9aee78b29989}\NoExplorer = "1"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

Drops file in System32 directory 4 IoCs

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File opened for modification	C:\Windows\System32\GroupPolicy	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

Drops file in Program Files directory 8 IoCs

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.tlb	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.dat	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File opened for modification	C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.dat	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.x64.dll	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File opened for modification	C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.x64.dll	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.dll	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File opened for modification	C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.dll	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
File created	C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.tlb	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{B7076739-1594-4036-8F22-9AEE78B29989}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key deleted	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key deleted	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{B7076739-1594-4036-8F22-9AEE78B29989}	regsvr32.exe
Key deleted	\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	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{b7076739-1594-4036-8f22-9aee78b29989}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{b7076739-1594-4036-8f22-9aee78b29989}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

Modifies registry class 64 IoCs

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exeregsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\VersionIndependentProgID\	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\ = "GoSave"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{b7076739-1594-4036-8f22-9aee78b29989}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7076739-1594-4036-8F22-9AEE78B29989}\Implemented Categories	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\ProgID\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B7076739-1594-4036-8F22-9AEE78B29989}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\Q3m2sS5k3jtvhD.tlb"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B7076739-1594-4036-8F22-9AEE78B29989}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{b7076739-1594-4036-8f22-9aee78b29989}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B7076739-1594-4036-8F22-9AEE78B29989}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\VersionIndependentProgID	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7076739-1594-4036-8F22-9AEE78B29989}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\ProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\VersionIndependentProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\ProgID	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\ProgID	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7076739-1594-4036-8F22-9AEE78B29989}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{b7076739-1594-4036-8f22-9aee78b29989}"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b7076739-1594-4036-8f22-9aee78b29989}\Programmable	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

pid	process
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

description	pid	process
Token: SeDebugPrivilege	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Token: SeDebugPrivilege	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Token: SeDebugPrivilege	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Token: SeDebugPrivilege	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Token: SeDebugPrivilege	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
Token: SeDebugPrivilege	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exeregsvr32.exe

description	pid	process	target process
PID 1240 wrote to memory of 3056	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe	regsvr32.exe
PID 1240 wrote to memory of 3056	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe	regsvr32.exe
PID 1240 wrote to memory of 3056	1240	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe	regsvr32.exe
PID 3056 wrote to memory of 1640	3056	regsvr32.exe	regsvr32.exe
PID 3056 wrote to memory of 1640	3056	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{b7076739-1594-4036-8f22-9aee78b29989} = "1"	7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe

C:\Users\Admin\AppData\Local\Temp\7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.exe
"C:\Users\Admin\AppData\Local\Temp\7f7d72116f508eb997daa4941b0d28f596b56c8ccf49257065e5e87aa7599b99.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 AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1240

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3056

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1640

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4972

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4956

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.dat
Filesize
4KB

MD5
63182b10c08f7ace6961474dac1c946b

SHA1
47b986b71a26b1085de9d965edd5deef1cef9a9e

SHA256
0bf8ea6d703cd5fbec53a7a5f7b8e81ee956ce48611073542004abc5294f567b

SHA512
4159f7d3ce13996654b777caa798aa1a288e7a0316e5daa972414cfbc18b13837e95a055b3110f728236dc62f5e5c0223378843cebbdc7635f47513c978f0050

Download Submit
C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.dll
Filesize
750KB

MD5
a1e5276fa264891a2394cfb992fef753

SHA1
3fc9b45acb1feaf1799f70cf93a965221ffe492e

SHA256
7d25cce7e647fbee7c157d7cad8b3a12abb66fa3b992adfede9de78687b69838

SHA512
ded2b69d13d0f6dd0b7f1fb0b6e8dd0ff1e6705ef5ecae284421826b630de43f0fc7c7783c3246c9fe31dedf07e35e3051366abcc666dec7ff6fe06416c62fcd

Download Submit
C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.tlb
Filesize
3KB

MD5
6bdd6ba23e0c129c5b4fa1a141aa21f6

SHA1
beef025f5611f84ce53f24e58435f070f92c064f

SHA256
14f706e58b4e332e1bc9b6fc6c650097db6e0ea91ac7ad0064aba01832ddd990

SHA512
828d9f58efd731252209ea1ed7d092c9e88190b81272fa704c8cb963f5f9d91172610b90e0bce763c0f5207b10d67d0fc4eb31294fd89dde2a260a19d324bc1b

Download Submit
C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.x64.dll
Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.x64.dll
Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
C:\Program Files (x86)\GoSave\Q3m2sS5k3jtvhD.x64.dll
Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
memory/1240-132-0x0000000002F40000-0x000000000300A000-memory.dmp

Filesize
808KB

Download
memory/1640-141-0x0000000000000000-mapping.dmp

Download
memory/3056-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads