9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281

General

Target

9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Size

4.1MB
MD5

259693b1e2b96a13b45ba309975081c9
SHA1

fc39938b3e37cca646c8ffac656556b4a629958a
SHA256

9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281
SHA512

cf9e456e7d68bc72e78b9c0e12325273e9e798a91e2269a0ff9c3fd8f3b37e30684e2d720739cb74c8aeaeda279b51178efd437f245091d85d74b254047adec5
SSDEEP

98304:xuoi5tP8qj/LT7MCAbPcUEceDfAxtUR+nCysl7YgotOts9QY6HO7n2352qzUQBG0:IoiTPdLqEc5+S

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\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32\ = "C:\\Program Files (x86)\\YoutubeAdBlocke\\5HhHVvjUuU1RYk.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exeregsvr32.exeregsvr32.exe

pid process

4880 9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
4384 regsvr32.exe
5044 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
4880	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
4384	regsvr32.exe
5044	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.exe9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\ = "YoutubeAdBlocke"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\ = "YoutubeAdBlocke"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\NoExplorer = "1"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe

description	ioc	process
File created	C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.x64.dll	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.x64.dll	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.dll	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.dll	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.tlb	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.tlb	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.dat	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.dat	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exeregsvr32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{FF4DCD57-AE25-4FCF-A2C2-2B2AA912EC3D}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{FF4DCD57-AE25-4FCF-A2C2-2B2AA912EC3D}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe

Modifies registry class 64 IoCs

Processes:

9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exeregsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{FF4DCD57-AE25-4FCF-A2C2-2B2AA912EC3D}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{FF4DCD57-AE25-4FCF-A2C2-2B2AA912EC3D}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "YoutubeAdBlocke"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\VersionIndependentProgID	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "YoutubeAdBlocke"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\VersionIndependentProgID\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32\ = "C:\\Program Files (x86)\\YoutubeAdBlocke\\5HhHVvjUuU1RYk.x64.dll"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "YoutubeAdBlocke"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\Programmable	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\ProgID\ = ".9"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32\ThreadingModel = "Apartment"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\ProgID\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\Programmable	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\VersionIndependentProgID	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\YoutubeAdBlocke\\5HhHVvjUuU1RYk.tlb"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\ProgID	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FF4DCD57-AE25-4FCF-A2C2-2B2AA912EC3D}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\ = "YoutubeAdBlocke"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d}\InprocServer32	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exeregsvr32.exe

description	pid	process	target process
PID 4880 wrote to memory of 4384	4880	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe	regsvr32.exe
PID 4880 wrote to memory of 4384	4880	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe	regsvr32.exe
PID 4880 wrote to memory of 4384	4880	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe	regsvr32.exe
PID 4384 wrote to memory of 5044	4384	regsvr32.exe	regsvr32.exe
PID 4384 wrote to memory of 5044	4384	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{ff4dcd57-ae25-4fcf-a2c2-2b2aa912ec3d} = "1"	9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe

C:\Users\Admin\AppData\Local\Temp\9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.exe
"C:\Users\Admin\AppData\Local\Temp\9ff6c0ee15a5bef2a2e27b81f17a70b4256c4f45cc0e3eb453a462c0e4a94281.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:4880

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4384

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:5044

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)\YoutubeAdBlocke\5HhHVvjUuU1RYk.dat
Filesize
4KB

MD5
8d7eda51b41e21d0066c4d8c166a9bee

SHA1
5761ac09f939e037b0885987f24fd17607a64410

SHA256
b1903f67b21677307863f89e40b5b61d2c67390d34248b209e0c5ef86e40a5f3

SHA512
f7f12045b85d6b6adac433f1b17e229399223ea46ca4bf5d56d224b99f082b731d9f5fc73e4d9fc149660887cf3b6bdccb7d0468338d46da2c010f7d3f98d776

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.dll
Filesize
618KB

MD5
080d8ffcd7f74bb06445d791f818881b

SHA1
db62fc6730b548489a72d9c9de26f3a6045d25ab

SHA256
346d5c9733935935c828115a3eed81322dd67cea4574fe135059582719bc2c68

SHA512
b75dab95829d3d6cff47ae2b66218bd0b92798b114bbc55b6a9cf52d38e6baea31071a2bc34ec2210536a1e7e5f67a8ecbc0468bf0c139ead6cabdc657c47d52

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.tlb
Filesize
3KB

MD5
16dfbf4806c531622bd907bbbf20fd4d

SHA1
388ca199001cda40623ce6fbe72660553062fb87

SHA256
c569ac7f3994c0fef451e56cbf9c2403fd52b90410d06ce0d4539a0b304b9d83

SHA512
d86f503c052e9cd3e46e29d838ab79e7ffa158f7661c336971e7dfa307cd8b03688a3f9d3b82fc01b699d2167fd25d9eef2a27b6b55f478c6fb775004e6507ad

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.x64.dll
Filesize
700KB

MD5
0fba9bd6e998f56bfab3ec37cbe6a631

SHA1
6d6e2713ffea8a6a02b97adce0cbcf4c642f1235

SHA256
357015113e010a4bb715d6b6b8c6b08286bdb34adb87656bc249c762a0d239d1

SHA512
88da22df4bf81b3008e143a696ab636748fea4605d77594d3521533416513b9c6ca13433e613bf26fa9678c14e9968b552ff5845c2df205852743032e56bb358

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.x64.dll
Filesize
700KB

MD5
0fba9bd6e998f56bfab3ec37cbe6a631

SHA1
6d6e2713ffea8a6a02b97adce0cbcf4c642f1235

SHA256
357015113e010a4bb715d6b6b8c6b08286bdb34adb87656bc249c762a0d239d1

SHA512
88da22df4bf81b3008e143a696ab636748fea4605d77594d3521533416513b9c6ca13433e613bf26fa9678c14e9968b552ff5845c2df205852743032e56bb358

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\5HhHVvjUuU1RYk.x64.dll
Filesize
700KB

MD5
0fba9bd6e998f56bfab3ec37cbe6a631

SHA1
6d6e2713ffea8a6a02b97adce0cbcf4c642f1235

SHA256
357015113e010a4bb715d6b6b8c6b08286bdb34adb87656bc249c762a0d239d1

SHA512
88da22df4bf81b3008e143a696ab636748fea4605d77594d3521533416513b9c6ca13433e613bf26fa9678c14e9968b552ff5845c2df205852743032e56bb358

Download Submit
memory/4384-138-0x0000000000000000-mapping.dmp

Download
memory/4880-132-0x0000000001A20000-0x0000000001AC2000-memory.dmp

Filesize
648KB

Download
memory/5044-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads