Prevx Research Division
CTBR(1).DLL
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Associated Malware Groups
The unsafe files using this name are associated with the malware group:
- Worm
File Behavior
CTBR(1).DLL has been seen to perform the following behavior:
- The Process is polymorphic and can change its structure
- Creates a Toolbar Extension for Internet Explorer
- Adds new menu items in the Internet Explorer Right Click menu
- Changes the Internet Explorer Search Page
- Hooks the WININET.DLL function allowing it to read or copy Http and Https web page content and session information
- Executes a Process
- Registers a Dynamic Link Library File
- Creates new folders on the system
CTBR(1).DLL has been the subject of the following behavior:
- Created as a process on disk
- Enabled as an In Process Object/Server - Common with DLL Injections
- Created and Registered as a Browser Helper Object in Internet Explorer
- Created as a Toolbar Extension for Internet Explorer
- Registered as a Dynamic Link Library File
- Deleted as a process from disk
- Executed as a Process
Country Of Origin
The filename CTBR(1).DLL was first seen on May 27 2007 in the following geographical regions of the Webroot community:
- The United States on May 27 2007
- The United Kingdom on May 27 2007
- Japan on Sep 1 2007
- on Oct 15 2007
- Russian Federation on Oct 15 2007
- Spain on Dec 19 2007
- Europe on Mar 4 2008
File Name Aliases
CTBR(1).DLL can also use the following file names:
- CTBR.DLL
- BACKUP-20070912-130958-981.DLL
- BACKUP-20070519-183321-818.DLL
- CTBR.DLL
- IS-ETOP7.TMP
- 0B
Filesizes
The following file size has been seen:
- 1,122,816 bytes
- 1,219,832 bytes
- 1,133,568 bytes
- 1,152,000 bytes
- 879,616 bytes
- 1,112,576 bytes
- 1,245,432 bytes
File Type
The filename CTBR(1).DLL refers to many versions of a dynamic link library.
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