c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082

General

Target

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Size

4.4MB
MD5

5f0901c06cea0b0246fa11e1acf896f6
SHA1

2d5442f0634450fb170abf2c237284baa608e9ec
SHA256

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082
SHA512

48636283273eee96e2c45199918ccb909310deffbfe07ac974d7691ce1b80b915a20557de8c4112dd97ac57e605f886d75ed36fa6aad4d4ebd8fad00504e7a0e
SSDEEP

49152:RWaKa+PBvRfhyUHDxup4Hqea6HdGKvghxfki1Rc7SKMyoC3yE/Ac5mWxnmyU:YhPBVcUcFjKc07SKzoWNAxenl

Score

8^/10

adware discovery persistence spyware 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 deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\49bDlZawyCWOrf.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exeregsvr32.exeregsvr32.exe

pid process

4864 c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
4436 regsvr32.exe
3100 regsvr32.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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

Drops Chrome extension 5 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\phfjnbhnocblleneakdikghjnjckjdea\2.0\manifest.json	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\phfjnbhnocblleneakdikghjnjckjdea\2.0\manifest.json	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\phfjnbhnocblleneakdikghjnjckjdea\2.0\manifest.json	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\phfjnbhnocblleneakdikghjnjckjdea\2.0\manifest.json	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\phfjnbhnocblleneakdikghjnjckjdea\2.0\manifest.json	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

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:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ = "GoSave"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\NoExplorer = "1"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

Drops file in System32 directory 4 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File opened for modification	C:\Windows\System32\GroupPolicy	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

Drops file in Program Files directory 8 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.tlb	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.dat	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File opened for modification	C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.dat	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.x64.dll	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File opened for modification	C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.x64.dll	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.dll	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File opened for modification	C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.dll	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
File created	C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.tlb	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exec17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}\Implemented Categories	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}\Implemented Categories	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{02c7959d-ec02-4bee-adc4-7411dea6fcab}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ = "GoSave"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{02c7959d-ec02-4bee-adc4-7411dea6fcab}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ProgID\ = ".9"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\Programmable	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\VersionIndependentProgID\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\49bDlZawyCWOrf.x64.dll"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\VersionIndependentProgID\	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32\ThreadingModel = "Apartment"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ProgID	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\VersionIndependentProgID	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\VersionIndependentProgID	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

pid	process
4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exeregsvr32.exe

description	pid	process	target process
PID 4864 wrote to memory of 4436	4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 4864 wrote to memory of 4436	4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 4864 wrote to memory of 4436	4864	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 4436 wrote to memory of 3100	4436	regsvr32.exe	regsvr32.exe
PID 4436 wrote to memory of 3100	4436	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab} = "1"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

C:\Users\Admin\AppData\Local\Temp\c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
"C:\Users\Admin\AppData\Local\Temp\c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe"
1⤵
- Loads dropped DLL
- Drops Chrome extension
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4864

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4436

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:3100

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4352

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:3864

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

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.dat
Filesize
4KB

MD5
a3fc7c5464fb5889ea0ffad5fa862bd4

SHA1
fc91a61b8857650c03008fe9e29db9cc5ffc02cc

SHA256
ab8ad70e8eaf3218d20f1f1e944029919b595a75e610c74c2d189122e74fdd66

SHA512
314256560090b87cc90b5fa17f7a2cf026152771f37b47c010f7681c6c129c87243afe84f2875cc43fe4893d9b6e42553511cdb640db94e70c57c7788d9229a2

Download Submit
C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\49bDlZawyCWOrf.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/3100-141-0x0000000000000000-mapping.dmp

Download
memory/4436-138-0x0000000000000000-mapping.dmp

Download
memory/4864-132-0x0000000003070000-0x0000000003139000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads