59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a

General

Target

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Size

3.9MB
MD5

448b0605f71b68a8a64253c8e242a658
SHA1

75695b3fdc17a8e71d9edabfd9494c0504267caf
SHA256

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a
SHA512

7f637ba694f1c78477f3ee88e17594c3b1dd0029ebd644c070f9821a0e694ead4a1ff01d1ec7126ffc377aeca955220d24aea3e51b6b44a1f65de53029b75d4b
SSDEEP

98304:vSi+nk9blgmayV5UYfAxtURTYe1BW+MTbk++V6v70zejG6fCxr22sr5WYC1/qNiL:Uk96xyVLOE

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\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\T1ZuyauF17i6Uq.x64.dll"	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exeregsvr32.exeregsvr32.exe

pid process

960 59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
1088 regsvr32.exe
696 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 3 IoCs

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\fbikleklanepcmfdhhbjjjklgkpallme\2.0\manifest.json	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\fbikleklanepcmfdhhbjjjklgkpallme\2.0\manifest.json	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\fbikleklanepcmfdhhbjjjklgkpallme\2.0\manifest.json	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.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:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{97950f88-65c5-4145-bf40-d50ccac1c467}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{97950f88-65c5-4145-bf40-d50ccac1c467}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{97950f88-65c5-4145-bf40-d50ccac1c467}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{97950f88-65c5-4145-bf40-d50ccac1c467}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{97950f88-65c5-4145-bf40-d50ccac1c467}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{97950f88-65c5-4145-bf40-d50ccac1c467}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{97950f88-65c5-4145-bf40-d50ccac1c467}\ = "GoSave"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{97950f88-65c5-4145-bf40-d50ccac1c467}\NoExplorer = "1"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

Drops file in System32 directory 4 IoCs

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

Drops file in Program Files directory 8 IoCs

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.x64.dll	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File opened for modification	C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.x64.dll	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File created	C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.dll	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File opened for modification	C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.dll	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File created	C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.tlb	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File opened for modification	C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.tlb	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File created	C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.dat	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
File opened for modification	C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.dat	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{97950f88-65c5-4145-bf40-d50ccac1c467}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{97950F88-65C5-4145-BF40-D50CCAC1C467}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{97950F88-65C5-4145-BF40-D50CCAC1C467}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{97950f88-65c5-4145-bf40-d50ccac1c467}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

Modifies registry class 64 IoCs

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exeregsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32\ThreadingModel = "Apartment"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\T1ZuyauF17i6Uq.dll"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950F88-65C5-4145-BF40-D50CCAC1C467}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\T1ZuyauF17i6Uq.x64.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\ProgID	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\VersionIndependentProgID	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\Programmable	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950F88-65C5-4145-BF40-D50CCAC1C467}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\ProgID	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{97950f88-65c5-4145-bf40-d50ccac1c467}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\ProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{97950f88-65c5-4145-bf40-d50ccac1c467}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\ = "GoSave"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\ProgID\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467}\Programmable	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

pid	process
960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exeregsvr32.exe

description	pid	process	target process
PID 960 wrote to memory of 1088	960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe	regsvr32.exe
PID 960 wrote to memory of 1088	960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe	regsvr32.exe
PID 960 wrote to memory of 1088	960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe	regsvr32.exe
PID 960 wrote to memory of 1088	960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe	regsvr32.exe
PID 960 wrote to memory of 1088	960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe	regsvr32.exe
PID 960 wrote to memory of 1088	960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe	regsvr32.exe
PID 960 wrote to memory of 1088	960	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe	regsvr32.exe
PID 1088 wrote to memory of 696	1088	regsvr32.exe	regsvr32.exe
PID 1088 wrote to memory of 696	1088	regsvr32.exe	regsvr32.exe
PID 1088 wrote to memory of 696	1088	regsvr32.exe	regsvr32.exe
PID 1088 wrote to memory of 696	1088	regsvr32.exe	regsvr32.exe
PID 1088 wrote to memory of 696	1088	regsvr32.exe	regsvr32.exe
PID 1088 wrote to memory of 696	1088	regsvr32.exe	regsvr32.exe
PID 1088 wrote to memory of 696	1088	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{97950f88-65c5-4145-bf40-d50ccac1c467} = "1"	59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe

C:\Users\Admin\AppData\Local\Temp\59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.exe
"C:\Users\Admin\AppData\Local\Temp\59bbd17a997a9c516304937ef43c638b242950d50a372bd96c962150ab80a90a.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
PID:960

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1088

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:696

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\T1ZuyauF17i6Uq.dat
Filesize
4KB

MD5
deacd8966c86c84a84f8dbc00ca70676

SHA1
b52326d6cf573e5bf9db1c299ea4d7d6cd6a49a5

SHA256
7710ca734b700b3e502d5911c137d3f2816e197e10cdc9d7292942a86bb7e480

SHA512
2ca3a3354865e0ec3c56b9d786dc29de1686b41f5fbc681b28caee2ebb630e5661049975bdd13238176bee3e23548b5f88f350b86ba7d4723a1a24978a1cb13b

Download Submit
C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.tlb
Filesize
3KB

MD5
123d8e428b231b034495720766d9db44

SHA1
20db932b0f9fb5045ae866259d4c4c2650e519fe

SHA256
e5a0972cb89bbe9ca59f02a11f145178b7cfee9d43cd2e6729b4d4b9c1809d1f

SHA512
79444ea1e1eecf5adaef18c229516bb095898a7ceed229133a6d6e7082ce02c9e40612ca2b3474d8934f47f41077784cf252ca5832faf0b7063d8cb3c31a1afa

Download Submit
C:\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.x64.dll
Filesize
693KB

MD5
036a783b0d4af93086c9bef9bf1ed7d8

SHA1
58624b183fda19f285365c464914d8c342f693e5

SHA256
1cb50065e24f17a830d511888a1d857556e804ad0ad82d67953b3cbf04a406ec

SHA512
5f25cd28cad3bdd19475d2adfe7385cf177f0177010cd30d2cb03b237f011ae14b993a61466b71fa81613b51664f6b7c4ece954e78d667a17146e9aa38752062

Download Submit
\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.dll
Filesize
612KB

MD5
4e8d65edf539af96ec6861d8445573ae

SHA1
1b4554cd7c108aa09bb3aed009ac8440c0f8bb93

SHA256
f7931fcce1da10bbc25b3aff0b72a6744a7e454d9fc5d83f9c612e142eafee87

SHA512
a0ffd39e17e3e39d12d36bacebd21ac309f09b36e26b786d54e0218d6c41c01a3c3ecfe37aa7c4636f8be3c6821f21a21a3ba327d93fbddcb7adfca591838455

Download Submit
\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.x64.dll
Filesize
693KB

MD5
036a783b0d4af93086c9bef9bf1ed7d8

SHA1
58624b183fda19f285365c464914d8c342f693e5

SHA256
1cb50065e24f17a830d511888a1d857556e804ad0ad82d67953b3cbf04a406ec

SHA512
5f25cd28cad3bdd19475d2adfe7385cf177f0177010cd30d2cb03b237f011ae14b993a61466b71fa81613b51664f6b7c4ece954e78d667a17146e9aa38752062

Download Submit
\Program Files (x86)\GoSave\T1ZuyauF17i6Uq.x64.dll
Filesize
693KB

MD5
036a783b0d4af93086c9bef9bf1ed7d8

SHA1
58624b183fda19f285365c464914d8c342f693e5

SHA256
1cb50065e24f17a830d511888a1d857556e804ad0ad82d67953b3cbf04a406ec

SHA512
5f25cd28cad3bdd19475d2adfe7385cf177f0177010cd30d2cb03b237f011ae14b993a61466b71fa81613b51664f6b7c4ece954e78d667a17146e9aa38752062

Download Submit
memory/696-66-0x0000000000000000-mapping.dmp

Download
memory/696-67-0x000007FEFBAC1000-0x000007FEFBAC3000-memory.dmp

Filesize
8KB

Download
memory/960-54-0x0000000075591000-0x0000000075593000-memory.dmp

Filesize
8KB

Download
memory/960-55-0x0000000002940000-0x00000000029E5000-memory.dmp

Filesize
660KB

Download
memory/1088-62-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads