479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52

General

Target

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Size

3.5MB
MD5

bf59f13e9a054a5ab9498e05d2d8a00e
SHA1

3ee2f7e75a0a177304608bbdd5631861d5af3b36
SHA256

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52
SHA512

ca7582edb1a07b1fb91fcba68745c8147b20fdf57ae52b6b958413680c7a4ed792b8cd42f624bcb92ab45a4c64001b2067b5de2fc441cb1b9a8520c19d5d33b3
SSDEEP

49152:IcRYRlGdLKeURmULP0Q6hnQ9nkyb3BeKiEdQY7tXyMB6KWY5i8LA0rIDS4vLrgwp:V6RlGWPeEiEqYJOKWYdLT8DBvL0w5g

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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32\ = "C:\\Program Files (x86)\\GoSaVe\\_Y2c0.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exeregsvr32.exeregsvr32.exe

pid process

1320 479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
580 regsvr32.exe
1656 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:

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\lphghaagapblnogcmbklfjjlaeienjgo\2.0\manifest.json	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\lphghaagapblnogcmbklfjjlaeienjgo\2.0\manifest.json	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\lphghaagapblnogcmbklfjjlaeienjgo\2.0\manifest.json	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.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:

regsvr32.exe479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\ = "GoSaVe"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\ = "GoSaVe"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\NoExplorer = "1"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

Drops file in System32 directory 4 IoCs

Processes:

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

Drops file in Program Files directory 8 IoCs

Processes:

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\GoSaVe\_Y2c0.x64.dll	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File created	C:\Program Files (x86)\GoSaVe\_Y2c0.dll	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File opened for modification	C:\Program Files (x86)\GoSaVe\_Y2c0.dll	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File created	C:\Program Files (x86)\GoSaVe\_Y2c0.tlb	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File opened for modification	C:\Program Files (x86)\GoSaVe\_Y2c0.tlb	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File created	C:\Program Files (x86)\GoSaVe\_Y2c0.dat	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File opened for modification	C:\Program Files (x86)\GoSaVe\_Y2c0.dat	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
File created	C:\Program Files (x86)\GoSaVe\_Y2c0.x64.dll	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

Modifies registry class 64 IoCs

Processes:

regsvr32.exe479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei\CurVer\ = "GoSiavei.2.0"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei\CurVer\ = "GoSiavei.2.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei\ = "GoSaVe"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32\ThreadingModel = "Apartment"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\ProgID\ = "GoSiavei.2.0"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei\ = "GoSaVe"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\ProgID\ = "GoSiavei.2.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\Programmable	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei.2.0\ = "GoSaVe"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei.2.0\CLSID	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32\ = "C:\\Program Files (x86)\\GoSaVe\\_Y2c0.x64.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\VersionIndependentProgID	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32\ = "C:\\Program Files (x86)\\GoSaVe\\_Y2c0.dll"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\VersionIndependentProgID\ = "GoSiavei"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSaVe"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\ = "GoSaVe"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei\CLSID\ = "{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\VersionIndependentProgID	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSaVe\\_Y2c0.tlb"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\VersionIndependentProgID\ = "GoSiavei"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GoSiavei.GoSiavei\CurVer	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

pid	process
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

description	pid	process
Token: SeDebugPrivilege	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Token: SeDebugPrivilege	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Token: SeDebugPrivilege	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Token: SeDebugPrivilege	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Token: SeDebugPrivilege	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Token: SeDebugPrivilege	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exeregsvr32.exe

description	pid	process	target process
PID 1320 wrote to memory of 580	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe	regsvr32.exe
PID 1320 wrote to memory of 580	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe	regsvr32.exe
PID 1320 wrote to memory of 580	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe	regsvr32.exe
PID 1320 wrote to memory of 580	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe	regsvr32.exe
PID 1320 wrote to memory of 580	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe	regsvr32.exe
PID 1320 wrote to memory of 580	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe	regsvr32.exe
PID 1320 wrote to memory of 580	1320	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe	regsvr32.exe
PID 580 wrote to memory of 1656	580	regsvr32.exe	regsvr32.exe
PID 580 wrote to memory of 1656	580	regsvr32.exe	regsvr32.exe
PID 580 wrote to memory of 1656	580	regsvr32.exe	regsvr32.exe
PID 580 wrote to memory of 1656	580	regsvr32.exe	regsvr32.exe
PID 580 wrote to memory of 1656	580	regsvr32.exe	regsvr32.exe
PID 580 wrote to memory of 1656	580	regsvr32.exe	regsvr32.exe
PID 580 wrote to memory of 1656	580	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{82A7D56F-8F95-8DFC-34D5-B08A95556E5D} = "1"	479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe

C:\Users\Admin\AppData\Local\Temp\479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.exe
"C:\Users\Admin\AppData\Local\Temp\479372fc1bf9dd58afdbf1adbe9d39287a173a3bbcf06cc67236c8f581bc8c52.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:1320

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSaVe\_Y2c0.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:580

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSaVe\_Y2c0.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1656

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\_Y2c0.dat
Filesize
4KB

MD5
06bbc58791dd74ac4368bbf5ba4b4bcd

SHA1
bf0a03b3d8a178eca5904157e3c86fa656156d63

SHA256
7d15307034f0d6d22cfea5f7cf1942e47f7c61c4f25492ab9cb040d93939b313

SHA512
26fa60a575bc48439be82857c5f9fb4925bc09431e0dd02da1207884c26872612bd681f0a60cf64435e957ae2c87d32008d728a132d8e4a9b4d4550dfa60ab00

Download Submit
C:\Program Files (x86)\GoSaVe\_Y2c0.tlb
Filesize
3KB

MD5
69f83b6fbfb0b8bcd41fd7526c15f0f8

SHA1
6e77c6a9db881c687513fca345f7014a34581fbd

SHA256
138bbb7b27e2101e06fd2ee40807bf0cf5092c706b63f20275cb0acd5ca4ddd4

SHA512
e266fc64bd30a7e070089c2a0dca878a482c49b6069adf2fbe08e87584298d75960846845c1f207d2784a652e34908997aabcdacfd11956cca21df42bc13fcdd

Download Submit
C:\Program Files (x86)\GoSaVe\_Y2c0.x64.dll
Filesize
704KB

MD5
b006dc4fc0353a50f457e148a8783482

SHA1
df404fe8ca7df2a6cf389db2e64cbde87da702ea

SHA256
11f47eb93788cb172f91b1edd66d590011bde04c328733f18fd93e7391b0e116

SHA512
345128159a96f6e085a212cd9b81a17487c2bf3c0e57e70683a498aa79cd012b40349cd4414622094d6b425cd99070e2d43a9052b8c65bffd75a374e585d0e05

Download Submit
\Program Files (x86)\GoSaVe\_Y2c0.dll
Filesize
623KB

MD5
2f700827f71ba8d02b87b1145bde267e

SHA1
a3264aa5c20eea8279b82283d98410f9c3491865

SHA256
1d5544b85315e47c0dfbf7bf6a037ed4c66f7f3ac192da07352d574526393b1f

SHA512
ff50314ff77b859688dad9c8a73de194d05fc56f11ed6b4996d61f85f3fa138d13270f8f0283f88642d5886e15fc7a2924f0c42da2d40b8f4b563a29ed15b181

Download Submit
\Program Files (x86)\GoSaVe\_Y2c0.x64.dll
Filesize
704KB

MD5
b006dc4fc0353a50f457e148a8783482

SHA1
df404fe8ca7df2a6cf389db2e64cbde87da702ea

SHA256
11f47eb93788cb172f91b1edd66d590011bde04c328733f18fd93e7391b0e116

SHA512
345128159a96f6e085a212cd9b81a17487c2bf3c0e57e70683a498aa79cd012b40349cd4414622094d6b425cd99070e2d43a9052b8c65bffd75a374e585d0e05

Download Submit
\Program Files (x86)\GoSaVe\_Y2c0.x64.dll
Filesize
704KB

MD5
b006dc4fc0353a50f457e148a8783482

SHA1
df404fe8ca7df2a6cf389db2e64cbde87da702ea

SHA256
11f47eb93788cb172f91b1edd66d590011bde04c328733f18fd93e7391b0e116

SHA512
345128159a96f6e085a212cd9b81a17487c2bf3c0e57e70683a498aa79cd012b40349cd4414622094d6b425cd99070e2d43a9052b8c65bffd75a374e585d0e05

Download Submit
memory/580-61-0x0000000000000000-mapping.dmp

Download
memory/1320-54-0x0000000076301000-0x0000000076303000-memory.dmp

Filesize
8KB

Download
memory/1320-55-0x0000000000790000-0x0000000000834000-memory.dmp

Filesize
656KB

Download
memory/1656-65-0x0000000000000000-mapping.dmp

Download
memory/1656-66-0x000007FEFBAD1000-0x000007FEFBAD3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads