89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df

General

Target

89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Size

3.7MB
MD5

43eed864752c59b6ff4f404ce7d0a4b4
SHA1

806bf57bfd5e1ee1b193254a7c53bf9d44c12b2a
SHA256

89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df
SHA512

5b3dade034f4c1201d16ea1acef17ad5f9e857566fa775a93ec063b33b65ff97713d94ec3429de9c79a7aebb950e521bf348cb2a938a468341ab14864f0ad797
SSDEEP

49152:l35HtYxKZJwdvj9yaUkQWEvdlOYK+KuTH+myV8d70BQzu:TqiJCvKzWSdMYK4TH+myV8YQz

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\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\InprocServer32\ = "C:\\Program Files (x86)\\YoutuBBEAAdeBlockke\\UGhsdZ8jPtXtCr.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exeregsvr32.exeregsvr32.exe

pid process

4448 89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
3432 regsvr32.exe
4744 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

pid	process
4448	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
3432	regsvr32.exe
4744	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.exe89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\ = "YoutuBBEAAdeBlockke"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\ = "YoutuBBEAAdeBlockke"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\NoExplorer = "1"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe

Drops file in Program Files directory 8 IoCs

Processes:

89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe

description	ioc	process
File created	C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.dat	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
File opened for modification	C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.dat	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
File created	C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.x64.dll	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
File opened for modification	C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.x64.dll	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
File created	C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.dll	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
File opened for modification	C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.dll	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
File created	C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.tlb	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
File opened for modification	C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.tlb	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{7BF4E9EB-4B21-45CD-BE0D-D5F87C97142A}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{7BF4E9EB-4B21-45CD-BE0D-D5F87C97142A}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\InprocServer32\ = "C:\\Program Files (x86)\\YoutuBBEAAdeBlockke\\UGhsdZ8jPtXtCr.x64.dll"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\VersionIndependentProgID	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BF4E9EB-4B21-45CD-BE0D-D5F87C97142A}\Implemented Categories	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\ = "YoutuBBEAAdeBlockke"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7BF4E9EB-4B21-45CD-BE0D-D5F87C97142A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\InprocServer32\ = "C:\\Program Files (x86)\\YoutuBBEAAdeBlockke\\UGhsdZ8jPtXtCr.dll"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\ProgID	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\VersionIndependentProgID\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7BF4E9EB-4B21-45CD-BE0D-D5F87C97142A}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "YoutuBBEAAdeBlockke"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\ProgID	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\ProgID\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\ = "YoutuBBEAAdeBlockke"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\Programmable	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7BF4E9EB-4B21-45CD-BE0D-D5F87C97142A}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "YoutuBBEAAdeBlockke"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\VersionIndependentProgID\	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\YoutuBBEAAdeBlockke\\UGhsdZ8jPtXtCr.tlb"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\YoutuBBEAAdeBlockke"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exeregsvr32.exe

description	pid	process	target process
PID 4448 wrote to memory of 3432	4448	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe	regsvr32.exe
PID 4448 wrote to memory of 3432	4448	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe	regsvr32.exe
PID 4448 wrote to memory of 3432	4448	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe	regsvr32.exe
PID 3432 wrote to memory of 4744	3432	regsvr32.exe	regsvr32.exe
PID 3432 wrote to memory of 4744	3432	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{7bf4e9eb-4b21-45cd-be0d-d5f87c97142a} = "1"	89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe

C:\Users\Admin\AppData\Local\Temp\89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.exe
"C:\Users\Admin\AppData\Local\Temp\89dd68b3a742a2a27b158bc70986aedc6777f830c63c58173b136f6acce889df.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:4448

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3432

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:4744

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.dat
Filesize
4KB

MD5
4fba1cc6102562108aa66c2e0d32d4e7

SHA1
d67b06862929406f61b2ea8530700f95d53f2578

SHA256
3b03563691d28bf1971871cb494ec693f2510a798009e53ed18cb68308d26b8f

SHA512
776a4d502376e435b4783c50d1509b672bb6c275194901028f6a26f976ee4472ff5ff2740fca63a33a3a8ebf92c0ee19c9ec7944b324bb907f9aa5345fd8fbde

Download Submit
C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.dll
Filesize
614KB

MD5
c6b13b59b5326dd95e352027a180e42f

SHA1
16e02b4d300896d0384f5deed58a301191be0b8a

SHA256
a732d4f500b4df6cec5852bc4e8c7f8c64857b7c089637aca46643ecdd9f9a9f

SHA512
c24466afe116ce22c14e0e80348eb2f7ec2498a188605afd34cf1e51ad7bb018920dda997c88063f38e12ff4a0e0e627fdc5140b66d890b0c6862f441421bf8e

Download Submit
C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.tlb
Filesize
3KB

MD5
04394c6fd86d2619f9ca279c405ce4fa

SHA1
75c975f51db8219dd89825408f9748ed557a271d

SHA256
c70e8100821466642b0df8f4e5c399ec9d9428f4b4716aef32eb96c1fd5d982b

SHA512
e7fb1ebd90d6570b81d3b3c4c903356bd3f619ed5197c67a10f5a1181f41eeb0f27ad5e2b02398f00da2c21055c29d5a1dc8b9e3a98003219eac8cfd2eaa7ca6

Download Submit
C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.x64.dll
Filesize
695KB

MD5
778129815857ac62bb0c123b8b428189

SHA1
df269d9de71cfde97a5f156492aaba450e671287

SHA256
c76feac6ef5e2da002411d7bf90a1bb2ae6ac1eeaa8ba26d83851d54879005eb

SHA512
204feaaa4e592e6d57f54a4bc99bcd8b5b6e214e6936230fbf5dd8608d2c7f1b2fc16495221b1e7f8c5f6a0f19a3e62900a33e7852f86b07479023fc8048d8d7

Download Submit
C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.x64.dll
Filesize
695KB

MD5
778129815857ac62bb0c123b8b428189

SHA1
df269d9de71cfde97a5f156492aaba450e671287

SHA256
c76feac6ef5e2da002411d7bf90a1bb2ae6ac1eeaa8ba26d83851d54879005eb

SHA512
204feaaa4e592e6d57f54a4bc99bcd8b5b6e214e6936230fbf5dd8608d2c7f1b2fc16495221b1e7f8c5f6a0f19a3e62900a33e7852f86b07479023fc8048d8d7

Download Submit
C:\Program Files (x86)\YoutuBBEAAdeBlockke\UGhsdZ8jPtXtCr.x64.dll
Filesize
695KB

MD5
778129815857ac62bb0c123b8b428189

SHA1
df269d9de71cfde97a5f156492aaba450e671287

SHA256
c76feac6ef5e2da002411d7bf90a1bb2ae6ac1eeaa8ba26d83851d54879005eb

SHA512
204feaaa4e592e6d57f54a4bc99bcd8b5b6e214e6936230fbf5dd8608d2c7f1b2fc16495221b1e7f8c5f6a0f19a3e62900a33e7852f86b07479023fc8048d8d7

Download Submit
memory/3432-138-0x0000000000000000-mapping.dmp

Download
memory/4448-132-0x0000000003200000-0x00000000032A1000-memory.dmp

Filesize
644KB

Download
memory/4744-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads