ADW_RELEVANT
Windows 2000, XP, Server 2003
Threat Type: Adware
Destructiveness: No
Encrypted:
In the wild: Yes
TECHNICAL DETAILS
Installation
This adware drops the following files:
- %Program Files%\crazydancing\crazydancing.exe
- %Program Files%\crazydancing\freeoffer\FreeScreenSaver&Game.url
- %Program Files%\crazydancing\freeoffer\purefunland.ico
- %Program Files%\crazydancing\RelevantKnowledge
- %Program Files%\crazydancing\RelevantKnowledge\ins_cs.exe
- %Program Files%\crazydancing\RelevantKnowledge\relevantknowledge_logo.bmp
- %Program Files%\crazydancing\RelevantKnowledge\rkeula.rtf
- %Program Files%\crazydancing\unins000.dat
- %Program Files%\crazydancing\unins000.exe
- %User Profile%\Desktop\Play Free Games and download Screensaver!.lnk
- %User Profile%\Start Menu\Programs\crazydancing\crazydancing.lnk
- %User Profile%\Start Menu\Programs\crazydancing\Uninstall crazydancing.lnk
- %User Temp\is-3ILC4.tmp\rkverify.exe
(Note: %Program Files% is the default Program Files folder, usually C:\Program Files.. %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.)
It drops the following component file(s):
- %System%\rkinstaller.exe - detected as ADW_RELEVANT.A
(Note: %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.)
It creates the following folders:
- %Program Files%\crazydancing
- %User Profile%\Start Menu\Programs\crazydancing
(Note: %Program Files% is the default Program Files folder, usually C:\Program Files.. %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.)
Other Details
Based on analysis of the codes, it has the following capabilities:
- It creates the following registry key and entry:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\RunOnce
Del41 = "cmd /c del %System%\rkinstaller.exe"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\
Uninstall\crazydancing_is1
(Note: %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.)
It connects to the following possibly malicious URL:
- http://{BLOCKED}evantknowledge.com/campaignstatus.aspx?campaign_id=222
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
Search and delete these folders
- %Program Files%\crazydancing
- %User Profile%\Start Menu\Programs\crazydancing
Step 3
Search and delete this file
- %Program Files%\crazydancing\crazydancing.exe
- %Program Files%\crazydancing\freeoffer\FreeScreenSaver&Game.url
- %Program Files%\crazydancing\freeoffer\purefunland.ico
- %Program Files%\crazydancing\RelevantKnowledge
- %Program Files%\crazydancing\RelevantKnowledge\ins_cs.exe
- %Program Files%\crazydancing\RelevantKnowledge\relevantknowledge_logo.bmp
- %Program Files%\crazydancing\RelevantKnowledge\rkeula.rtf
- %Program Files%\crazydancing\unins000.dat
- %Program Files%\crazydancing\unins000.exe
- %User Profile%\Desktop\Play Free Games and download Screensaver!.lnk
- %User Profile%\Start Menu\Programs\crazydancing\crazydancing.lnk
- %User Profile%\Start Menu\Programs\crazydancing\Uninstall crazydancing.lnk
- %User Temp\is-3ILC4.tmp\rkverify.exe
Step 4
Scan your computer with your Trend Micro product to delete files detected as ADW_RELEVANT. 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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