3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa

General

Target

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Size

4.4MB
MD5

d76126745b7bef1ae15c3b9eb07642b2
SHA1

d2b3089660d0807eea221ccb653d9eeae4c3b89c
SHA256

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa
SHA512

72055b7dd3706f5c22f25521413d4007605fa07bd8adf7d775300136353f682c1b654035ede5fa39852310f33ac8545da2f2fa07b85a04cd006656a1cc97a817
SSDEEP

49152:KHkUtMlGbeCxKKjmxup4odGKvghxfki1bOCrZguQ8Z8hpTQd9i:umlGhcKqKcgWZg2Zspsd9

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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\nSPfF5vF614Hxc.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exeregsvr32.exeregsvr32.exe

pid process

4780 3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4648 regsvr32.exe
1048 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:

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\ = "GoSave"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\NoExplorer = "1"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.dat	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
File created	C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.x64.dll	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
File opened for modification	C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.x64.dll	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
File created	C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.dll	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
File opened for modification	C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.dll	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
File created	C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.tlb	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
File opened for modification	C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.tlb	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
File created	C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.dat	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{0185596D-DD7E-49C1-93A7-5D1D7E7E3E3D}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{0185596D-DD7E-49C1-93A7-5D1D7E7E3E3D}	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\VersionIndependentProgID	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\ProgID	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596D-DD7E-49C1-93A7-5D1D7E7E3E3D}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\VersionIndependentProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\Programmable	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\ = "GoSave"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\nSPfF5vF614Hxc.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\nSPfF5vF614Hxc.tlb"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596D-DD7E-49C1-93A7-5D1D7E7E3E3D}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596D-DD7E-49C1-93A7-5D1D7E7E3E3D}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\ProgID\ = ".9"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\VersionIndependentProgID\	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32\ThreadingModel = "Apartment"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d}\ProgID	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0185596D-DD7E-49C1-93A7-5D1D7E7E3E3D}\Implemented Categories	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

pid	process
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

description	pid	process
Token: SeDebugPrivilege	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Token: SeDebugPrivilege	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Token: SeDebugPrivilege	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Token: SeDebugPrivilege	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Token: SeDebugPrivilege	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
Token: SeDebugPrivilege	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exeregsvr32.exe

description	pid	process	target process
PID 4780 wrote to memory of 4648	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe	regsvr32.exe
PID 4780 wrote to memory of 4648	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe	regsvr32.exe
PID 4780 wrote to memory of 4648	4780	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe	regsvr32.exe
PID 4648 wrote to memory of 1048	4648	regsvr32.exe	regsvr32.exe
PID 4648 wrote to memory of 1048	4648	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{0185596d-dd7e-49c1-93a7-5d1d7e7e3e3d} = "1"	3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe

C:\Users\Admin\AppData\Local\Temp\3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.exe
"C:\Users\Admin\AppData\Local\Temp\3f78cf977ccc8fcfbe347023a5089102e1cc863b800ab66b48827f18f6f2b9aa.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:4780

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4648

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1048

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

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.dat
Filesize
4KB

MD5
906a5f539a7fcb78a6785ceefe5172e7

SHA1
cf86b5e13aaa22b5664e6fae887d80bf292dcdd9

SHA256
6a64c798ee7295b64473831fc0dd9ac54df78d18b0e7a8ef0820349da36b5dfe

SHA512
80736cfa7bc1981b1125992c6fb532ea8761be11c96531344c016b5e2b8e8a8522f6fe1775c8339fdc4669cf2a9be340837c40cbb2095657f35db3f55fcf0c75

Download Submit
C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\nSPfF5vF614Hxc.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/1048-141-0x0000000000000000-mapping.dmp

Download
memory/4648-138-0x0000000000000000-mapping.dmp

Download
memory/4780-132-0x0000000003560000-0x0000000003629000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads