ADW_BETTERSURF.UNP
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Adware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Adware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
Arrival Details
This Adware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Other System Modifications
This Adware adds the following registry keys:
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
explorer\Browser Helper Objects\{{GUID}}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}\
Programmable
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}\
InprocServer32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}\
TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}\
Version
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}\
ProxyStubClsid32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}\
TypeLib
It adds the following registry entries:
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
explorer\Browser Helper Objects\{{GUID}}
(Default) = "MediaWatchV1home8821"
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
explorer\Browser Helper Objects\{{GUID}}
NoExplorer = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}
(Default) = "MediaWatchV1home8821"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}\
InprocServer32
(Default) = "%User Temp%\{malware file name}.dll"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}\
InprocServer32
ThreadingModel = "Apartment"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}\
TypeLib
(Default) = "{{GUID}}"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{{GUID}}\
Version
(Default) = "1.1"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}
(Default) = "IMediaWatchV1home8821BHO"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}\
ProxyStubClsid32
(Default) = "{00020424-0000-0000-C000-000000000046}"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}\
TypeLib
(Default) = "{3D51CFBD-6254-4D3A-B459-8811B192F47F}"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}\
TypeLib
Version = "1.1"
This report is generated via an automated analysis system.
SOLUTION
Step 1
Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.
Step 2
Delete this registry key
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects
- {{GUID}}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID
- {{GUID}}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}
- Programmable
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}
- InprocServer32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}
- TypeLib
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}
- Version
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface
- {C227421C-55AA-4D8D-BDC9-B235145AD0A1}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}
- ProxyStubClsid32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}
- TypeLib
Step 3
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{{GUID}}
- (Default) = "MediaWatchV1home8821"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{{GUID}}
- NoExplorer = "1"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}
- (Default) = "MediaWatchV1home8821"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}\InprocServer32
- (Default) = "%User Temp%\{malware file name}.dll"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}\InprocServer32
- ThreadingModel = "Apartment"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}\TypeLib
- (Default) = "{{GUID}}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{{GUID}}\Version
- (Default) = "1.1"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}
- (Default) = "IMediaWatchV1home8821BHO"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}\ProxyStubClsid32
- (Default) = "{00020424-0000-0000-C000-000000000046}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}\TypeLib
- (Default) = "{3D51CFBD-6254-4D3A-B459-8811B192F47F}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C227421C-55AA-4D8D-BDC9-B235145AD0A1}\TypeLib
- Version = "1.1"
Step 4
Scan your computer with your Trend Micro product to delete files detected as ADW_BETTERSURF.UNP. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:
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