38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d

General

Target

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Size

4.3MB
MD5

d39aae4e9ef8cb09f5c38a1b64446db4
SHA1

67eae07dbe73512859faaf56a617706eaaa70f8a
SHA256

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d
SHA512

d2f124af6d64cac38e7d1d051dc2aaa3cf1264dcb3bfa6fd180e5dd38b1a4f9e6f3b342be06c27be13c24c571b3c1f04900298fbd8fbae6ef01d1d05767a44d1
SSDEEP

49152:CCOqIz5U23CZ+6rmxup4cdGKvghxfki17c7SKyB+lyzEJ3jCb:x25U946eKce7SKPYiTC

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\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\c2OY6hNlR2tDUW.x64.dll"	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exeregsvr32.exeregsvr32.exe

pid process

1148 38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
1104 regsvr32.exe
1124 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.exe38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\ = "GoSave"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\NoExplorer = "1"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\ = "GoSave"	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.dat	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
File created	C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.x64.dll	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
File opened for modification	C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.x64.dll	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
File created	C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.dll	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
File opened for modification	C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.dll	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
File created	C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.tlb	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
File opened for modification	C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.tlb	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
File created	C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.dat	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{8E9A3D6B-63E8-49B7-9097-4FA1A050CE82}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key deleted	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{8E9A3D6B-63E8-49B7-9097-4FA1A050CE82}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key deleted	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

Modifies registry class 64 IoCs

Processes:

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exeregsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8E9A3D6B-63E8-49B7-9097-4FA1A050CE82}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\ProgID\ = ".9"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\VersionIndependentProgID	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\Programmable	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\Programmable	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\VersionIndependentProgID	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\ProgID	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\ProgID	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8E9A3D6B-63E8-49B7-9097-4FA1A050CE82}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\VersionIndependentProgID\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\InprocServer32\ThreadingModel = "Apartment"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\VersionIndependentProgID\	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\c2OY6hNlR2tDUW.tlb"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8E9A3D6B-63E8-49B7-9097-4FA1A050CE82}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8E9A3D6B-63E8-49B7-9097-4FA1A050CE82}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\InprocServer32	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\ = "GoSave"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

pid	process
1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

description	pid	process
Token: SeDebugPrivilege	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Token: SeDebugPrivilege	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Token: SeDebugPrivilege	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Token: SeDebugPrivilege	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Token: SeDebugPrivilege	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Token: SeDebugPrivilege	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exeregsvr32.exe

description	pid	process	target process
PID 1148 wrote to memory of 1104	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe	regsvr32.exe
PID 1148 wrote to memory of 1104	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe	regsvr32.exe
PID 1148 wrote to memory of 1104	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe	regsvr32.exe
PID 1148 wrote to memory of 1104	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe	regsvr32.exe
PID 1148 wrote to memory of 1104	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe	regsvr32.exe
PID 1148 wrote to memory of 1104	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe	regsvr32.exe
PID 1148 wrote to memory of 1104	1148	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe	regsvr32.exe
PID 1104 wrote to memory of 1124	1104	regsvr32.exe	regsvr32.exe
PID 1104 wrote to memory of 1124	1104	regsvr32.exe	regsvr32.exe
PID 1104 wrote to memory of 1124	1104	regsvr32.exe	regsvr32.exe
PID 1104 wrote to memory of 1124	1104	regsvr32.exe	regsvr32.exe
PID 1104 wrote to memory of 1124	1104	regsvr32.exe	regsvr32.exe
PID 1104 wrote to memory of 1124	1104	regsvr32.exe	regsvr32.exe
PID 1104 wrote to memory of 1124	1104	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{8e9a3d6b-63e8-49b7-9097-4fa1a050ce82} = "1"	38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe

C:\Users\Admin\AppData\Local\Temp\38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.exe
"C:\Users\Admin\AppData\Local\Temp\38facba2f81f919f05cb4983d83ab56812541ddb7031492c3d67df0dfcd0883d.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:1148

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1104

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1124

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

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Downloads

C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.dat
Filesize
4KB

MD5
18e96de237453653d117271abcdc0f0a

SHA1
a4c3ab8f069e1d98605610bc7b465d5621700fa0

SHA256
32ac5ca57522c33287cf52360a025fb70213026e71399aded0b7031792f661c3

SHA512
ad89328fecdd84525679493ce79a7f257c479ae4b9708f46f8cd144ec1382be5f984109c2299bfc7bc7c3ced0d0a4677cc8502a8399567760dec09fc451aed1f

Download Submit
C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
\Program Files (x86)\GoSave\c2OY6hNlR2tDUW.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/1104-62-0x0000000000000000-mapping.dmp

Download
memory/1124-66-0x0000000000000000-mapping.dmp

Download
memory/1124-67-0x000007FEFB5D1000-0x000007FEFB5D3000-memory.dmp

Filesize
8KB

Download
memory/1148-54-0x0000000074C11000-0x0000000074C13000-memory.dmp

Filesize
8KB

Download
memory/1148-55-0x0000000000E90000-0x0000000000F59000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads