ADW_BROWSEOUT
Adware.Adpopup (Symantec); Downloader.NSIS.OutBrowse.b (Kaspersky); OutBrowse (fs) (Sunbelt)
Windows 2000, Windows XP, Windows Server 2003
![](/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
630,762 bytes
EXE
No
02 Apr 2014
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\Classes\
CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}\Programmable
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}\LocalServer32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}\Version
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0\
FLAGS
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0\
0
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0\
0\win32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0\
HELPDIR
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}\ProxyStubClsid
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}\ProxyStubClsid32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}\TypeLib
It adds the following registry entries:
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}\LocalServer32
ServerExecutable = "%User Temp%\DownloadManager.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}\TypeLib
Version = "1.0"
Dropping Routine
This adware drops the following files:
- %User Temp%\DownloadManager.exe
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.)
Other Details
This adware connects to the following possibly malicious URL:
- http://{BLOCKED}ler.{BLOCKED}nload.com/Installer/Flow?pubid={value}&distid={value}&productid={value}&subpubid={value}&campaignid={value}&networkid={value}&dfb={value}&os={os version}&iev={IE version}&ffv={Firefox version}&chromev={Chrome version}&macaddress={MAC address}&netv={value}&hb={value}&systembit={32|64}&version={value}
- http://{BLOCKED}creen.apps-track.com/offers/DynamicOfferScreen?offerid={value}&distid={value}&leadp={value}&dfb={value}&hb={value}
- http://{BLOCKED}ic.{BLOCKED}you.com/offers/
SOLUTION
9.300
1.496.44
25 Mar 2014
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 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\Classes\CLSID
- {D3388703-5092-487C-8217-11ADA1CA68B5}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}
- Programmable
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}
- LocalServer32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}
- TypeLib
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}
- Version
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib
- {DCABB943-792E-44C4-9029-ECBEE6265AF9}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}
- 1.0
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0
- FLAGS
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0
- 0
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0\0
- win32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DCABB943-792E-44C4-9029-ECBEE6265AF9}\1.0
- HELPDIR
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
- {3408AC0D-510E-4808-8F7B-6B70B1F88534}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}
- ProxyStubClsid
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}
- ProxyStubClsid32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}
- 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\Classes\CLSID\{D3388703-5092-487C-8217-11ADA1CA68B5}\LocalServer32
- ServerExecutable = "%User Temp%\DownloadManager.exe"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{3408AC0D-510E-4808-8F7B-6B70B1F88534}\TypeLib
- Version = "1.0"
Step 4
Search and delete this file
- %User Temp%\DownloadManager.exe
Step 5
Scan your computer with your Trend Micro product to delete files detected as ADW_BROWSEOUT. 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 this Knowledge Base page for more information.
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