8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6

General

Target

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Size

4.4MB
MD5

93db94c4843f80f1599c11c25362b471
SHA1

2f20011971c8c2806ec5c102cd08064108870e40
SHA256

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6
SHA512

8ede7d7215dbfa8d6ea574cb2f1dd15bc1bd55c7de358c496a4d88b24a726822f1926fe1f235e121b2adea68f16d120de57a174cb9d0532f80adb0c0caba716b
SSDEEP

49152:oXk098aJQu5Bq6fmxup4vdGKvghxfki10G9buOBqFJeB+lyzEJ3jvy:UmaJrM69KchbuOBqF5YiTv

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\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\t4nOgpEXBzgxdt.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exeregsvr32.exeregsvr32.exe

pid process

2212 8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
3892 regsvr32.exe
1924 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.exe8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e179a52e-e697-491b-b405-ff014eb9cdca}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e179a52e-e697-491b-b405-ff014eb9cdca}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e179a52e-e697-491b-b405-ff014eb9cdca}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e179a52e-e697-491b-b405-ff014eb9cdca}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e179a52e-e697-491b-b405-ff014eb9cdca}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e179a52e-e697-491b-b405-ff014eb9cdca}\ = "GoSave"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e179a52e-e697-491b-b405-ff014eb9cdca}\NoExplorer = "1"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e179a52e-e697-491b-b405-ff014eb9cdca}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

Drops file in Program Files directory 8 IoCs

Processes:

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.dll	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
File opened for modification	C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.dll	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
File created	C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.tlb	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
File opened for modification	C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.tlb	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
File created	C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.dat	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
File opened for modification	C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.dat	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
File created	C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.x64.dll	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
File opened for modification	C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.x64.dll	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{E179A52E-E697-491B-B405-FF014EB9CDCA}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{e179a52e-e697-491b-b405-ff014eb9cdca}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{e179a52e-e697-491b-b405-ff014eb9cdca}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key deleted	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{E179A52E-E697-491B-B405-FF014EB9CDCA}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key deleted	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

Modifies registry class 64 IoCs

Processes:

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\ProgID	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\VersionIndependentProgID	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\Programmable	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\t4nOgpEXBzgxdt.tlb"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\VersionIndependentProgID	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E179A52E-E697-491B-B405-FF014EB9CDCA}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E179A52E-E697-491B-B405-FF014EB9CDCA}\Implemented Categories	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{e179a52e-e697-491b-b405-ff014eb9cdca}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\VersionIndependentProgID\	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32\ThreadingModel = "Apartment"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\ProgID\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E179A52E-E697-491B-B405-FF014EB9CDCA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E179A52E-E697-491B-B405-FF014EB9CDCA}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\ = "GoSave"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\t4nOgpEXBzgxdt.dll"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E179A52E-E697-491B-B405-FF014EB9CDCA}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{e179a52e-e697-491b-b405-ff014eb9cdca}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{e179a52e-e697-491b-b405-ff014eb9cdca}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{e179a52e-e697-491b-b405-ff014eb9cdca}"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\ProgID\ = ".9"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca}\Programmable	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

pid	process
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

description	pid	process
Token: SeDebugPrivilege	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Token: SeDebugPrivilege	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Token: SeDebugPrivilege	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Token: SeDebugPrivilege	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Token: SeDebugPrivilege	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
Token: SeDebugPrivilege	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exeregsvr32.exe

description	pid	process	target process
PID 2212 wrote to memory of 3892	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe	regsvr32.exe
PID 2212 wrote to memory of 3892	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe	regsvr32.exe
PID 2212 wrote to memory of 3892	2212	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe	regsvr32.exe
PID 3892 wrote to memory of 1924	3892	regsvr32.exe	regsvr32.exe
PID 3892 wrote to memory of 1924	3892	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{e179a52e-e697-491b-b405-ff014eb9cdca} = "1"	8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe

C:\Users\Admin\AppData\Local\Temp\8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.exe
"C:\Users\Admin\AppData\Local\Temp\8b5cd58b703cfe70be6c529c15daa3cc19cc9fd61ccd58498a03a01b571e2ef6.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:2212

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3892

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1924

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

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Downloads

C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.dat
Filesize
4KB

MD5
cf7d07714a67cefe8d43e10ce8b8c3d8

SHA1
42c7f5d2224a3102368cd9e68d79b007c0087672

SHA256
4ec21fecd56e1071ac150a9e4fc53224ac6cc82baa96c53d5a478578e68bbccf

SHA512
df063a4b42b3c7dabc96cc7997ece15e669cb5e0f8d843cc5e5f961b56e4899e7a3c925c0f2d0214f6452a481f83428bb1897fd771723b2b87a85463cbd03ce9

Download Submit
C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\t4nOgpEXBzgxdt.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/1924-141-0x0000000000000000-mapping.dmp

Download
memory/2212-132-0x0000000003430000-0x00000000034F9000-memory.dmp

Filesize
804KB

Download
memory/3892-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads