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 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
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exeregsvr32.exeregsvr32.exe

pid process

2020 c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
1188 regsvr32.exe
1284 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 3 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
File created	C:\Users\Administrator\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
File created	C:\Users\Admin\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:

regsvr32.exec17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
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
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

Drops file in System32 directory 4 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
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

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 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\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}	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:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	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\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.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\Wow6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32\ThreadingModel = "Apartment"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\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}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	regsvr32.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}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\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}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	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\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\VersionIndependentProgID	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\49bDlZawyCWOrf.tlb"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\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\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ProgID\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\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}\ = "GoSave"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ProgID	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\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\VersionIndependentProgID	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02C7959D-EC02-4BEE-ADC4-7411DEA6FCAB}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{02c7959d-ec02-4bee-adc4-7411dea6fcab}"	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ProgID	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	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}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{02c7959d-ec02-4bee-adc4-7411dea6fcab}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

pid	process
2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exeregsvr32.exe

description	pid	process	target process
PID 2020 wrote to memory of 1188	2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 2020 wrote to memory of 1188	2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 2020 wrote to memory of 1188	2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 2020 wrote to memory of 1188	2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 2020 wrote to memory of 1188	2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 2020 wrote to memory of 1188	2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 2020 wrote to memory of 1188	2020	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe	regsvr32.exe
PID 1188 wrote to memory of 1284	1188	regsvr32.exe	regsvr32.exe
PID 1188 wrote to memory of 1284	1188	regsvr32.exe	regsvr32.exe
PID 1188 wrote to memory of 1284	1188	regsvr32.exe	regsvr32.exe
PID 1188 wrote to memory of 1284	1188	regsvr32.exe	regsvr32.exe
PID 1188 wrote to memory of 1284	1188	regsvr32.exe	regsvr32.exe
PID 1188 wrote to memory of 1284	1188	regsvr32.exe	regsvr32.exe
PID 1188 wrote to memory of 1284	1188	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	c17038a8ac6aa5958e3f632449fc804c3795f17ac3aaa605f8518157ff0b2082.exe
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:2020

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:1188

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:1284

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.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
\Program Files (x86)\GoSave\49bDlZawyCWOrf.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

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

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

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

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/1188-61-0x0000000000000000-mapping.dmp

Download
memory/1284-65-0x0000000000000000-mapping.dmp

Download
memory/1284-66-0x000007FEFC091000-0x000007FEFC093000-memory.dmp

Filesize
8KB

Download
memory/2020-54-0x0000000076691000-0x0000000076693000-memory.dmp

Filesize
8KB

Download
memory/2020-55-0x0000000002B80000-0x0000000002C49000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads