af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3

General

Target

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Size

4.3MB
MD5

6c1c46957183205bab11a1f23ede410c
SHA1

045490125a0ebe775d078ad815187bda6cee22fb
SHA256

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3
SHA512

8927daa2a248b83ba5457d7b275358375b633375ff88af6641f6b976c0fa10cb19cbd202d6f020916a4ef7a3ac8b2b7f9d52a9834d6fb6f4fb0ec7c16c8c1839
SSDEEP

49152:GSuK4jZ0WHCpNqLmxup4TdGKvghxfki1/PXGIjQhjSlM/Zf0weeDNxKr:t2Z0Nvq5KclP2iQhj8MNtLNxK

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\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\KZ9XJR01xiyMbZ.x64.dll"	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exeregsvr32.exeregsvr32.exe

pid process

3456 af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
1608 regsvr32.exe
1664 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.exeaf31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31318292-afe0-44d3-803b-7bce93a3353d}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31318292-afe0-44d3-803b-7bce93a3353d}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31318292-afe0-44d3-803b-7bce93a3353d}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31318292-afe0-44d3-803b-7bce93a3353d}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31318292-afe0-44d3-803b-7bce93a3353d}\ = "GoSave"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31318292-afe0-44d3-803b-7bce93a3353d}\NoExplorer = "1"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31318292-afe0-44d3-803b-7bce93a3353d}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31318292-afe0-44d3-803b-7bce93a3353d}	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.tlb	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
File opened for modification	C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.tlb	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
File created	C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.dat	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
File opened for modification	C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.dat	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
File created	C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.x64.dll	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
File opened for modification	C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.x64.dll	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
File created	C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.dll	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
File opened for modification	C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.dll	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{31318292-AFE0-44D3-803B-7BCE93A3353D}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key deleted	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key deleted	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{31318292-AFE0-44D3-803B-7BCE93A3353D}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{31318292-afe0-44d3-803b-7bce93a3353d}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{31318292-afe0-44d3-803b-7bce93a3353d}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

Modifies registry class 64 IoCs

Processes:

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exeregsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{31318292-afe0-44d3-803b-7bce93a3353d}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-AFE0-44D3-803B-7BCE93A3353D}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-AFE0-44D3-803B-7BCE93A3353D}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-AFE0-44D3-803B-7BCE93A3353D}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\Programmable	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32\ThreadingModel = "Apartment"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\ = "GoSave"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{31318292-afe0-44d3-803b-7bce93a3353d}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\VersionIndependentProgID	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\ProgID\ = ".9"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\VersionIndependentProgID\	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\ProgID\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\KZ9XJR01xiyMbZ.x64.dll"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\VersionIndependentProgID	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{31318292-afe0-44d3-803b-7bce93a3353d}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31318292-AFE0-44D3-803B-7BCE93A3353D}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

pid	process
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

description	pid	process
Token: SeDebugPrivilege	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Token: SeDebugPrivilege	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Token: SeDebugPrivilege	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Token: SeDebugPrivilege	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Token: SeDebugPrivilege	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
Token: SeDebugPrivilege	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exeregsvr32.exe

description	pid	process	target process
PID 3456 wrote to memory of 1608	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe	regsvr32.exe
PID 3456 wrote to memory of 1608	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe	regsvr32.exe
PID 3456 wrote to memory of 1608	3456	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe	regsvr32.exe
PID 1608 wrote to memory of 1664	1608	regsvr32.exe	regsvr32.exe
PID 1608 wrote to memory of 1664	1608	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{31318292-afe0-44d3-803b-7bce93a3353d} = "1"	af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe

C:\Users\Admin\AppData\Local\Temp\af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.exe
"C:\Users\Admin\AppData\Local\Temp\af31cef33e689e44fd5876be16240e1cea6e6515840716170c0a3f39482e44e3.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:3456

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1608

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1664

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\KZ9XJR01xiyMbZ.dat
Filesize
4KB

MD5
7a1f9afb5a0c665512368af26114214e

SHA1
47ea4d93fc68c244d17b601350c43f549536a2f9

SHA256
6ad6a16679c691fa42ef43988e8b8726ab992e486fbebc67dc2108bd4358bd28

SHA512
6c1c5987b5a0c71d97e8c4dc65982d9fd026bc6287c9886c38c83814e7b2123ed53e5d63291232b0b95cf0c7382a0dc6f94af7c00ee0bcff2fc30419848b97f6

Download Submit
C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\KZ9XJR01xiyMbZ.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/1608-138-0x0000000000000000-mapping.dmp

Download
memory/1664-141-0x0000000000000000-mapping.dmp

Download
memory/3456-132-0x00000000036A0000-0x0000000003769000-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