b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d

General

Target

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Size

4.4MB
MD5

81b76f5fcee0fbe015c44f500240a08b
SHA1

08b98253a6d3b3136471f0fd1f1eb9fd20ee91bd
SHA256

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d
SHA512

af740a38f896d17cd49479d73c23b8807c0fed4e75e8a321db513b356441373a7dafe97fda2075f066f4e80bee60bc6fa17257cdc9ec58d7c830203e52be1844
SSDEEP

49152:LXk098aJQu5Bq6fmxup4+dGKvghxfki10O9buOBqFoyoC3yE/Ac5mWxnmMy:VmaJrM6YKcxbuOBqFXoWNAxenz

Score

8^/10

adware discovery persistence 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\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\8yPQJX03QjUe1e.x64.dll"	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exeregsvr32.exeregsvr32.exe

pid process

1228 b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
2036 regsvr32.exe
1184 regsvr32.exe
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

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.exeb016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\ = "GoSave"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\NoExplorer = "1"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\ = "GoSave"	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.x64.dll	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
File created	C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.dll	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
File opened for modification	C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.dll	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
File created	C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.tlb	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
File opened for modification	C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.tlb	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
File created	C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.dat	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
File opened for modification	C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.dat	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
File created	C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.x64.dll	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{75E3D9C4-5A30-4801-8CD2-B3B0E6865261}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{75E3D9C4-5A30-4801-8CD2-B3B0E6865261}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

Modifies registry class 64 IoCs

Processes:

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75E3D9C4-5A30-4801-8CD2-B3B0E6865261}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32\ThreadingModel = "Apartment"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\8yPQJX03QjUe1e.x64.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\VersionIndependentProgID	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\ProgID	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\ProgID\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\ = "GoSave"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\8yPQJX03QjUe1e.tlb"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\VersionIndependentProgID\	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\Programmable	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75E3D9C4-5A30-4801-8CD2-B3B0E6865261}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\InprocServer32	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{75E3D9C4-5A30-4801-8CD2-B3B0E6865261}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\VersionIndependentProgID\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75E3D9C4-5A30-4801-8CD2-B3B0E6865261}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261}\ProgID	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

pid	process
1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

description	pid	process
Token: SeDebugPrivilege	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Token: SeDebugPrivilege	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Token: SeDebugPrivilege	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Token: SeDebugPrivilege	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Token: SeDebugPrivilege	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Token: SeDebugPrivilege	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exeregsvr32.exe

description	pid	process	target process
PID 1228 wrote to memory of 2036	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe	regsvr32.exe
PID 1228 wrote to memory of 2036	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe	regsvr32.exe
PID 1228 wrote to memory of 2036	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe	regsvr32.exe
PID 1228 wrote to memory of 2036	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe	regsvr32.exe
PID 1228 wrote to memory of 2036	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe	regsvr32.exe
PID 1228 wrote to memory of 2036	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe	regsvr32.exe
PID 1228 wrote to memory of 2036	1228	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe	regsvr32.exe
PID 2036 wrote to memory of 1184	2036	regsvr32.exe	regsvr32.exe
PID 2036 wrote to memory of 1184	2036	regsvr32.exe	regsvr32.exe
PID 2036 wrote to memory of 1184	2036	regsvr32.exe	regsvr32.exe
PID 2036 wrote to memory of 1184	2036	regsvr32.exe	regsvr32.exe
PID 2036 wrote to memory of 1184	2036	regsvr32.exe	regsvr32.exe
PID 2036 wrote to memory of 1184	2036	regsvr32.exe	regsvr32.exe
PID 2036 wrote to memory of 1184	2036	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{75e3d9c4-5a30-4801-8cd2-b3b0e6865261} = "1"	b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe

C:\Users\Admin\AppData\Local\Temp\b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe
"C:\Users\Admin\AppData\Local\Temp\b016de88b1fe3bf4b71591caa363cdbd605e39c933efab0f1b4ca8061c30981d.exe"
1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- 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:1228

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1184

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

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.dat
Filesize
4KB

MD5
21d9d73a1c49d541f76da8cf460e17a3

SHA1
9d742325d6f2666e8300b137607e3fd1244bf98c

SHA256
b38e378f859814a3910177a5ae1bf35c7107a44efa5e5df7c04f8ce70bbaea7c

SHA512
6ccff50051a32e9bd49df44e41b7a84704c1a5d8a6136226467b62da47ef96e6f7d1838fe1e9cc8f5b57f812e1a3a03845c5006ea270d0ed2e095fb0bd62f6ff

Download Submit
C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\8yPQJX03QjUe1e.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
\Program Files (x86)\GoSave\8yPQJX03QjUe1e.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
\Program Files (x86)\GoSave\8yPQJX03QjUe1e.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
\Program Files (x86)\GoSave\8yPQJX03QjUe1e.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/1184-69-0x0000000000000000-mapping.dmp

Download
memory/1184-70-0x000007FEFC341000-0x000007FEFC343000-memory.dmp

Filesize
8KB

Download
memory/1228-54-0x0000000076401000-0x0000000076403000-memory.dmp

Filesize
8KB

Download
memory/1228-55-0x0000000000390000-0x0000000000459000-memory.dmp

Filesize
804KB

Download
memory/2036-65-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads