f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f

General

Target

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Size

4.4MB
MD5

8e83af449bcffd809e4921eef3912650
SHA1

3a8be3561fe6fba58f355c9a31e6e32b36106e0f
SHA256

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f
SHA512

d4ee7c163a1fa7602bb84aadfe88d88596c1ac3da3c45633b0607c58387896c8ae449fa30d243be26e2c10a53a71d8af69b0cb156463ad557243937db2ad413f
SSDEEP

49152:3WaKa+PBvRfhyUHDxup4ceT6MU4ppWmD/M2BKQlY9buOBqFfyoC3yE/Ac5mWxnme:+hPBVcUJi4pp1D/WbuOBqFqoWNAxenW

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\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\PA7V4WesCfN6gP.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exeregsvr32.exeregsvr32.exe

pid process

1420 f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
812 regsvr32.exe
1200 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:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\mmjdhjeihnjgebdnpebkeiaeoaonglog\2.0\manifest.json	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\mmjdhjeihnjgebdnpebkeiaeoaonglog\2.0\manifest.json	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\mmjdhjeihnjgebdnpebkeiaeoaonglog\2.0\manifest.json	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.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.exef375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ = "GoSave"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\NoExplorer = "1"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	regsvr32.exe

Drops file in System32 directory 4 IoCs

Processes:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

Drops file in Program Files directory 8 IoCs

Processes:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dat	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File created	C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File opened for modification	C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File created	C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dll	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File opened for modification	C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dll	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File created	C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.tlb	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File opened for modification	C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.tlb	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
File created	C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dat	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{aa3383d9-fbc1-436c-8de8-72c86deb84b1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ProgID\ = ".9"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\Programmable	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\VersionIndependentProgID	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\VersionIndependentProgID\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\PA7V4WesCfN6gP.dll"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ProgID\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\VersionIndependentProgID\	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ = "GoSave"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ = "GoSave"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\InprocServer32\ThreadingModel = "Apartment"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AA3383D9-FBC1-436C-8DE8-72C86DEB84B1}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{aa3383d9-fbc1-436c-8de8-72c86deb84b1}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\Programmable	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

pid	process
1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exeregsvr32.exe

description	pid	process	target process
PID 1420 wrote to memory of 812	1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe	regsvr32.exe
PID 1420 wrote to memory of 812	1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe	regsvr32.exe
PID 1420 wrote to memory of 812	1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe	regsvr32.exe
PID 1420 wrote to memory of 812	1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe	regsvr32.exe
PID 1420 wrote to memory of 812	1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe	regsvr32.exe
PID 1420 wrote to memory of 812	1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe	regsvr32.exe
PID 1420 wrote to memory of 812	1420	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe	regsvr32.exe
PID 812 wrote to memory of 1200	812	regsvr32.exe	regsvr32.exe
PID 812 wrote to memory of 1200	812	regsvr32.exe	regsvr32.exe
PID 812 wrote to memory of 1200	812	regsvr32.exe	regsvr32.exe
PID 812 wrote to memory of 1200	812	regsvr32.exe	regsvr32.exe
PID 812 wrote to memory of 1200	812	regsvr32.exe	regsvr32.exe
PID 812 wrote to memory of 1200	812	regsvr32.exe	regsvr32.exe
PID 812 wrote to memory of 1200	812	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{aa3383d9-fbc1-436c-8de8-72c86deb84b1} = "1"	f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe

C:\Users\Admin\AppData\Local\Temp\f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.exe
"C:\Users\Admin\AppData\Local\Temp\f375065d9b657a20d987822b6ba60bcf6e86ea44d3ad9eb33bed2efae27a355f.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:1420

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:812

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1200

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

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dat
Filesize
4KB

MD5
a7527924df7273368d58072d654ab0bc

SHA1
c913eb8583c8a9c48b9472ed8771c2e9ecf70c34

SHA256
55c7292b420c8a88337d68b1e59796b7d5c38552ea1a09d7987dc1a5180cee3f

SHA512
862b2d8e2e459bc4b0f978416ec3b7207355535785dad05c3754909595da19be367c6adcf5d191f61d989e3f3626e9cb0a1ac0a7bb73d0cdaf431d12e260bbd2

Download Submit
C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
\Program Files (x86)\GoSave\PA7V4WesCfN6gP.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
\Program Files (x86)\GoSave\PA7V4WesCfN6gP.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/812-61-0x0000000000000000-mapping.dmp

Download
memory/1200-65-0x0000000000000000-mapping.dmp

Download
memory/1200-66-0x000007FEFC451000-0x000007FEFC453000-memory.dmp

Filesize
8KB

Download
memory/1420-54-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1420-55-0x0000000002B00000-0x0000000002BC9000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads