cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27

General

Target

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Size

4.1MB
MD5

dd6af11da7852bd9a51030dd9acc284f
SHA1

8503773d4861aa3be88678a6790c59bca4edbf1d
SHA256

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27
SHA512

b1760ded4f8c906dc4e5c41194b53dab5467ac395763ca67f5b166aa1c91dbd5bdd721e50760de188b77c4675095e88e4c070963e69fe5b5ad0d0dde80c40ed3
SSDEEP

49152:aqnm2ZwW/AiD7jYV6A0wX8FnfwZU5Bcumxq4SyavbWO3ATPc60:a6mERDY38SqUaDWOwbj

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\{3263d4c4-80da-456f-b1f1-64337590799c}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Vwd0crC3ecdUie.x64.dll"	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exeregsvr32.exeregsvr32.exe

pid process

2012 cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
1464 regsvr32.exe
580 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:

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{3263d4c4-80da-456f-b1f1-64337590799c}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3263d4c4-80da-456f-b1f1-64337590799c}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3263d4c4-80da-456f-b1f1-64337590799c}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3263d4c4-80da-456f-b1f1-64337590799c}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3263d4c4-80da-456f-b1f1-64337590799c}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{3263d4c4-80da-456f-b1f1-64337590799c}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{3263d4c4-80da-456f-b1f1-64337590799c}\ = "GoSave"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{3263d4c4-80da-456f-b1f1-64337590799c}\NoExplorer = "1"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

Drops file in Program Files directory 8 IoCs

Processes:

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.tlb	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
File opened for modification	C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.tlb	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
File created	C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.dat	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
File opened for modification	C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.dat	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
File created	C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.x64.dll	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
File opened for modification	C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.x64.dll	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
File created	C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.dll	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
File opened for modification	C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.dll	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.execf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{3263d4c4-80da-456f-b1f1-64337590799c}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{3263d4c4-80da-456f-b1f1-64337590799c}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{3263D4C4-80DA-456F-B1F1-64337590799C}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{3263D4C4-80DA-456F-B1F1-64337590799C}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

regsvr32.execf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\VersionIndependentProgID\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Vwd0crC3ecdUie.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{3263d4c4-80da-456f-b1f1-64337590799c}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Vwd0crC3ecdUie.dll"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\Programmable	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\VersionIndependentProgID\	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\VersionIndependentProgID	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263D4C4-80DA-456F-B1F1-64337590799C}\Implemented Categories	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263D4C4-80DA-456F-B1F1-64337590799C}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\ = "GoSave"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263D4C4-80DA-456F-B1F1-64337590799C}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\ProgID\ = ".9"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\InprocServer32\ThreadingModel = "Apartment"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263D4C4-80DA-456F-B1F1-64337590799C}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{3263d4c4-80da-456f-b1f1-64337590799c}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263D4C4-80DA-456F-B1F1-64337590799C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\ProgID	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}\Programmable	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c}	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

pid	process
2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

description	pid	process
Token: SeDebugPrivilege	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Token: SeDebugPrivilege	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Token: SeDebugPrivilege	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Token: SeDebugPrivilege	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Token: SeDebugPrivilege	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Token: SeDebugPrivilege	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exeregsvr32.exe

description	pid	process	target process
PID 2012 wrote to memory of 1464	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe	regsvr32.exe
PID 2012 wrote to memory of 1464	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe	regsvr32.exe
PID 2012 wrote to memory of 1464	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe	regsvr32.exe
PID 2012 wrote to memory of 1464	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe	regsvr32.exe
PID 2012 wrote to memory of 1464	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe	regsvr32.exe
PID 2012 wrote to memory of 1464	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe	regsvr32.exe
PID 2012 wrote to memory of 1464	2012	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe	regsvr32.exe
PID 1464 wrote to memory of 580	1464	regsvr32.exe	regsvr32.exe
PID 1464 wrote to memory of 580	1464	regsvr32.exe	regsvr32.exe
PID 1464 wrote to memory of 580	1464	regsvr32.exe	regsvr32.exe
PID 1464 wrote to memory of 580	1464	regsvr32.exe	regsvr32.exe
PID 1464 wrote to memory of 580	1464	regsvr32.exe	regsvr32.exe
PID 1464 wrote to memory of 580	1464	regsvr32.exe	regsvr32.exe
PID 1464 wrote to memory of 580	1464	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{3263d4c4-80da-456f-b1f1-64337590799c} = "1"	cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe

C:\Users\Admin\AppData\Local\Temp\cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.exe
"C:\Users\Admin\AppData\Local\Temp\cf0538059de0b444b303404eded8e66b593bd085328d9ef17ef94ade0dbe3c27.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:2012

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1464

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:580

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\Vwd0crC3ecdUie.dat
Filesize
4KB

MD5
966b09e98db646622e157338b880cf4a

SHA1
699fd06d0123c0faa609f3707665f8814b6271cc

SHA256
bb93f8ed3d1f6858f47dc0d971776fa995b251eaae3cf055c8a3b43ea0a97f5d

SHA512
b661a1c6a03e223d5cf5ddbcce5f221ea1326dbddb4ff8908c6a561e1dbf6db687ce28c8dc5a717c4b096b953e64e7324cf210e7f62086b44b0967f80b47fb09

Download Submit
C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.tlb
Filesize
3KB

MD5
6bdd6ba23e0c129c5b4fa1a141aa21f6

SHA1
beef025f5611f84ce53f24e58435f070f92c064f

SHA256
14f706e58b4e332e1bc9b6fc6c650097db6e0ea91ac7ad0064aba01832ddd990

SHA512
828d9f58efd731252209ea1ed7d092c9e88190b81272fa704c8cb963f5f9d91172610b90e0bce763c0f5207b10d67d0fc4eb31294fd89dde2a260a19d324bc1b

Download Submit
C:\Program Files (x86)\GoSave\Vwd0crC3ecdUie.x64.dll
Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
\Program Files (x86)\GoSave\Vwd0crC3ecdUie.dll
Filesize
750KB

MD5
a1e5276fa264891a2394cfb992fef753

SHA1
3fc9b45acb1feaf1799f70cf93a965221ffe492e

SHA256
7d25cce7e647fbee7c157d7cad8b3a12abb66fa3b992adfede9de78687b69838

SHA512
ded2b69d13d0f6dd0b7f1fb0b6e8dd0ff1e6705ef5ecae284421826b630de43f0fc7c7783c3246c9fe31dedf07e35e3051366abcc666dec7ff6fe06416c62fcd

Download Submit
\Program Files (x86)\GoSave\Vwd0crC3ecdUie.x64.dll
Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
\Program Files (x86)\GoSave\Vwd0crC3ecdUie.x64.dll
Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
memory/580-68-0x0000000000000000-mapping.dmp

Download
memory/580-69-0x000007FEFC211000-0x000007FEFC213000-memory.dmp

Filesize
8KB

Download
memory/1464-64-0x0000000000000000-mapping.dmp

Download
memory/2012-54-0x00000000765A1000-0x00000000765A3000-memory.dmp

Filesize
8KB

Download
memory/2012-55-0x00000000004B0000-0x000000000057A000-memory.dmp

Filesize
808KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads