e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631

General

Target

e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Size

3.4MB
MD5

e7c0319a9fbf6fee62e794865e199179
SHA1

931346c126a6dc33215919c76707a42189fc4bfc
SHA256

e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631
SHA512

ffcfb6bf5cd59d981f1be833e61b806867f59f3ae6c4a0fa10769561247ccd0699ea0bfce13d62c5a93dc8ba858b332ae003d2ad2d594710a3d3102db78995ea
SSDEEP

98304:O+NtsbZj4LR1I5j3YPi8fUlgMSucqCLFjAR3ar8xdMY+Pr8lHbIlHyR6limIRvOv:OEtqZEnIHjbMy+3

Score

8^/10

adware discovery persistence stealer

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32\ = "C:\\Program Files (x86)\\GoSaeve\\DACsh8j259MgBY.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exeregsvr32.exeregsvr32.exe

pid process

1056 e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
556 regsvr32.exe
1496 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

pid	process
1056	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
556	regsvr32.exe
1496	regsvr32.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.exee07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\ = "GoSaeve"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\NoExplorer = "1"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\ = "GoSaeve"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\NoExplorer = "1"	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.dll	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
File created	C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.tlb	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
File opened for modification	C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.tlb	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
File created	C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.dat	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
File opened for modification	C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.dat	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
File created	C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.x64.dll	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
File opened for modification	C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.x64.dll	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
File created	C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.dll	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exee07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe

description	ioc	process
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\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{B27889AE-A17D-4931-BDC2-D4D884209DFC}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{B27889AE-A17D-4931-BDC2-D4D884209DFC}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSaeve"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\VersionIndependentProgID\	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{b27889ae-a17d-4931-bdc2-d4d884209dfc}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\ProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSaeve"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\ = "GoSaeve"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32\ = "C:\\Program Files (x86)\\GoSaeve\\DACsh8j259MgBY.dll"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32\ThreadingModel = "Apartment"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\Programmable	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\ProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\VersionIndependentProgID	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B27889AE-A17D-4931-BDC2-D4D884209DFC}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\InprocServer32	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B27889AE-A17D-4931-BDC2-D4D884209DFC}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSaeve"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc}\ProgID	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exeregsvr32.exe

description	pid	process	target process
PID 1056 wrote to memory of 556	1056	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe	regsvr32.exe
PID 1056 wrote to memory of 556	1056	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe	regsvr32.exe
PID 1056 wrote to memory of 556	1056	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe	regsvr32.exe
PID 1056 wrote to memory of 556	1056	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe	regsvr32.exe
PID 1056 wrote to memory of 556	1056	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe	regsvr32.exe
PID 1056 wrote to memory of 556	1056	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe	regsvr32.exe
PID 1056 wrote to memory of 556	1056	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe	regsvr32.exe
PID 556 wrote to memory of 1496	556	regsvr32.exe	regsvr32.exe
PID 556 wrote to memory of 1496	556	regsvr32.exe	regsvr32.exe
PID 556 wrote to memory of 1496	556	regsvr32.exe	regsvr32.exe
PID 556 wrote to memory of 1496	556	regsvr32.exe	regsvr32.exe
PID 556 wrote to memory of 1496	556	regsvr32.exe	regsvr32.exe
PID 556 wrote to memory of 1496	556	regsvr32.exe	regsvr32.exe
PID 556 wrote to memory of 1496	556	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{b27889ae-a17d-4931-bdc2-d4d884209dfc} = "1"	e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe

C:\Users\Admin\AppData\Local\Temp\e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe
"C:\Users\Admin\AppData\Local\Temp\e07588a57192eca3f3fee1987b649a27220c0000ba6bfcd4e658daf29407a631.exe"
1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1056

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:556

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1496

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.dat
Filesize
4KB

MD5
06d991e3b1382658435072bed540ece1

SHA1
10e54033d22242e353a14a518e4e5d6908d2285f

SHA256
14fb0a9be9c354f6e0d52df610f6859de9991353c3d9c3a8866e2b3644391ddc

SHA512
f52c9ec992438e621baa94d6c596ad660528fe7aefea94c36699ff10d1ef634c0951119ce479c01e9494a2cd3828a8285b311fa3789d7e97791f38da6d071a4d

Download Submit
C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.tlb
Filesize
3KB

MD5
3c920faafd032eeda08e4166860d4318

SHA1
26451ee3659c4a217f42ebd07f254679ab452f3a

SHA256
3377d0af1044505271c64fc342e22a7a24b757e5471657f656ac743373e22857

SHA512
327668001f94842eee3ff1dc44c70ddca5da3a0bb49aeea6b3162608b07496456e78bcb3de0462e5e375b349e813f13fd02e61b9e389b1d954cea2628c3c4a6e

Download Submit
C:\Program Files (x86)\GoSaeve\DACsh8j259MgBY.x64.dll
Filesize
700KB

MD5
401087ab67c6d917bf08d82f011d9eee

SHA1
d13dbf241d214d6036f8c6276e0e305fc2ac2b8a

SHA256
fada9f28483ab94341359011d5ab92a6fa2418d010aa3eb1c485c19db15e62f5

SHA512
4d952fc0a2ef968997d62d901a731193105da2f4541abf4eb3e5c99e247edc7ffb15ae55a8d0e5d228ae704b0a7ff7dca24e14312f778896d834971e7f3d8af6

Download Submit
\Program Files (x86)\GoSaeve\DACsh8j259MgBY.dll
Filesize
623KB

MD5
103866fff4628ada4be6e5235b2ebf5d

SHA1
86ca018b33c7cdb953371ee1e290313b9a54a251

SHA256
963728f71b4ecee9380a18f5bbc6930256be6018a8087a9964f98ba3e17b7a7c

SHA512
2a8f9ce8854bab77b801eb146934e267de3cca83727a8a7c13885b41c75a0b563fdd0cb1683f78057fc6833b22d9d14c5ef0d3707753293d59d4b61f7a9744c3

Download Submit
\Program Files (x86)\GoSaeve\DACsh8j259MgBY.x64.dll
Filesize
700KB

MD5
401087ab67c6d917bf08d82f011d9eee

SHA1
d13dbf241d214d6036f8c6276e0e305fc2ac2b8a

SHA256
fada9f28483ab94341359011d5ab92a6fa2418d010aa3eb1c485c19db15e62f5

SHA512
4d952fc0a2ef968997d62d901a731193105da2f4541abf4eb3e5c99e247edc7ffb15ae55a8d0e5d228ae704b0a7ff7dca24e14312f778896d834971e7f3d8af6

Download Submit
\Program Files (x86)\GoSaeve\DACsh8j259MgBY.x64.dll
Filesize
700KB

MD5
401087ab67c6d917bf08d82f011d9eee

SHA1
d13dbf241d214d6036f8c6276e0e305fc2ac2b8a

SHA256
fada9f28483ab94341359011d5ab92a6fa2418d010aa3eb1c485c19db15e62f5

SHA512
4d952fc0a2ef968997d62d901a731193105da2f4541abf4eb3e5c99e247edc7ffb15ae55a8d0e5d228ae704b0a7ff7dca24e14312f778896d834971e7f3d8af6

Download Submit
memory/556-61-0x0000000000000000-mapping.dmp

Download
memory/1056-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/1056-55-0x0000000002730000-0x00000000027D3000-memory.dmp

Filesize
652KB

Download
memory/1496-65-0x0000000000000000-mapping.dmp

Download
memory/1496-66-0x000007FEFBAF1000-0x000007FEFBAF3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads