1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c

General

Target

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Size

4.3MB
MD5

c12c7746302d9a154fd0cc2184ea6087
SHA1

fbee996f8806b5fb2413c909efabeacb93e2ffbb
SHA256

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c
SHA512

dbc047b349c3e15c715fcfdc47c691429a7b07fadc1358df5dece2fbf3ca2dfa71e4bfca5eeff2b7560a6f4cd21761a9ae1675fc5918a340a5be8f1b828e4d8b
SSDEEP

49152:UCOqIz5U23CZ+6rmxup4wdGKvghxfki1Mc7SKRjSlM/Zf0weeDNxHb:v25U946OKcb7SKRj8MNtLNxH

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\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Ih2EIhgvpykgVB.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exeregsvr32.exeregsvr32.exe

pid process

3088 1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
2784 regsvr32.exe
5016 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.exe1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7885a331-bcd4-4063-bd0b-7357367fdd32}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7885a331-bcd4-4063-bd0b-7357367fdd32}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7885a331-bcd4-4063-bd0b-7357367fdd32}\ = "GoSave"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7885a331-bcd4-4063-bd0b-7357367fdd32}\NoExplorer = "1"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7885a331-bcd4-4063-bd0b-7357367fdd32}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7885a331-bcd4-4063-bd0b-7357367fdd32}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7885a331-bcd4-4063-bd0b-7357367fdd32}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7885a331-bcd4-4063-bd0b-7357367fdd32}\NoExplorer = "1"	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.dll	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
File opened for modification	C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.dll	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
File created	C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.tlb	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
File opened for modification	C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.tlb	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
File created	C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.dat	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
File opened for modification	C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.dat	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
File created	C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.x64.dll	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
File opened for modification	C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.x64.dll	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{7885A331-BCD4-4063-BD0B-7357367FDD32}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{7885a331-bcd4-4063-bd0b-7357367fdd32}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{7885a331-bcd4-4063-bd0b-7357367fdd32}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{7885A331-BCD4-4063-BD0B-7357367FDD32}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

Modifies registry class 64 IoCs

Processes:

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exeregsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\ = "GoSave"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\VersionIndependentProgID\	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\VersionIndependentProgID	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885A331-BCD4-4063-BD0B-7357367FDD32}\Implemented Categories	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885A331-BCD4-4063-BD0B-7357367FDD32}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\ProgID\ = ".9"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885A331-BCD4-4063-BD0B-7357367FDD32}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\ProgID\ = ".9"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\Programmable	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Ih2EIhgvpykgVB.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{7885a331-bcd4-4063-bd0b-7357367fdd32}"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\Ih2EIhgvpykgVB.tlb"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\ = "GoSave"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Ih2EIhgvpykgVB.dll"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{7885a331-bcd4-4063-bd0b-7357367fdd32}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885A331-BCD4-4063-BD0B-7357367FDD32}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\InprocServer32\ThreadingModel = "Apartment"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

pid	process
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

description	pid	process
Token: SeDebugPrivilege	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Token: SeDebugPrivilege	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Token: SeDebugPrivilege	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Token: SeDebugPrivilege	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Token: SeDebugPrivilege	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
Token: SeDebugPrivilege	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exeregsvr32.exe

description	pid	process	target process
PID 3088 wrote to memory of 2784	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe	regsvr32.exe
PID 3088 wrote to memory of 2784	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe	regsvr32.exe
PID 3088 wrote to memory of 2784	3088	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe	regsvr32.exe
PID 2784 wrote to memory of 5016	2784	regsvr32.exe	regsvr32.exe
PID 2784 wrote to memory of 5016	2784	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{7885a331-bcd4-4063-bd0b-7357367fdd32} = "1"	1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe

C:\Users\Admin\AppData\Local\Temp\1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.exe
"C:\Users\Admin\AppData\Local\Temp\1e5fc57a3261872246a8434549ef2fcaf850f73ef021a45345a7f3b9041fd84c.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:3088

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2784

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:5016

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.dat
Filesize
4KB

MD5
5fcc1b8df4a4c50935800adbbd1beec4

SHA1
83276daf19a5e73bdf4eab223b162ec09fd4efca

SHA256
2ebbf0001be409bcbeb0e22deff18ebe90f9ec9c28a93b6394b1e88ad0564a0f

SHA512
100e056158a193da74032e022e9f9593c3959e79970a5db6a6d92f92396560a7b32fde63b8465dd79706a39b6690a872e7d6bd390eb6f7e0429ac2d2faf84acc

Download Submit
C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\Ih2EIhgvpykgVB.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/2784-138-0x0000000000000000-mapping.dmp

Download
memory/3088-132-0x0000000003040000-0x0000000003109000-memory.dmp

Filesize
804KB

Download
memory/5016-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads