ADW_MARKETSCORE
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Adware
Destructiveness: No
Encrypted: No
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.
Installation
This adware drops the following files:
- %User Temp%\nsr2E.tmp\rkverify.exe
- %Program Files%\Drunken Obama\Drunken Obama.exe
- %Program Files%\Drunken Obama\uninst.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.. %Program Files% is the default Program Files folder, usually C:\Program Files.)
It creates the following folders:
- %Program Files%\Drunken Obama
(Note: %Program Files% is the default Program Files folder, usually C:\Program Files.)
Other System Modifications
This adware adds the following registry entries as part of its installation routine:
HKEY_CURRENT_USER\Software\GetFunGame
UID = "296451073"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\App Paths\
Drunken Obama.exe
{default} = "%Program Files%\Drunken Obama\Drunken Obama.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Drunken Obama
DisplayName = "Drunken Obama 1.0"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Drunken Obama
UninstallString = "%Program Files%\Drunken Obama\uninst.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Drunken Obama
DisplayIcon = "%Program Files%\Drunken Obama\Drunken Obama.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Drunken Obama
DisplayVersion = "1.0"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Drunken Obama
Publisher = "GetFunGame"
It adds the following registry keys as part of its installation routine:
HKEY_CURRENT_USER\Software\GetFunGame
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\App Paths\
Drunken Obama.exe
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Drunken Obama
Other Details
This adware connects to the following possibly malicious URL:
- http://{BLOCKED}game.com
SOLUTION
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
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. Before you could do this, you must restart in Safe Mode. For instructions on how to do this, you may refer to this page If the preceding step requires you to restart in safe mode, you may proceed to edit the system registry.
- In HKEY_CURRENT_USER\Software
- GetFunGame
- GetFunGame
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths
- Drunken Obama.exe
- Drunken Obama.exe
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
- Drunken Obama
- Drunken Obama
Step 3
Search and delete these folders
- %Program Files%\Drunken Obama
Step 4
Search and delete this file
- %User Temp%\nsr2E.tmp\rkverify.exe
Step 5
Scan your computer with your Trend Micro product to delete files detected as ADW_MARKETSCORE. 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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