Prevx Research Division
EXEC2.EXE
Cloaked MalwareFree PC Cleanup from Webroot
Use Webroot SecureAnywhere to remove EXEC2.EXE.
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Associated Malware Groups
The unsafe files using this name are associated with the malware group:
- Cloaked Malware
File Behavior
EXEC2.EXE has been seen to perform the following behavior:
- Executes Processes stored in Temporary Folders
- This process creates other processes on disk
- Executes a Process
- This Process Deletes Other Processes From Disk
- Registers a Dynamic Link Library File
- Creates system tray popups, messages, errors and security warnings
- Opens browser pop ups
- The Process is polymorphic and can change its structure
- Found on infected systems and resists interrogation by security products
- Uses low level functions to hide itself from the user and from system/security processes
- The Process is packed and/or encrypted using a software packing process
EXEC2.EXE has been the subject of the following behavior:
- Executed as a Process
- Created as a process on disk
- Created by processes which appear to be checking for interception by security products
- Executed from Temporary Folders
- Deleted as a process from disk
- Executed by Internet Explorer
- Has code inserted into its Virtual Memory space by other programs
- Registered as a Dynamic Link Library File
Country Of Origin
The filename EXEC2.EXE was first seen on May 18 2007 in the following geographical regions of the Webroot community:
- on May 18 2007
- France on May 18 2007
- South Africa on Aug 21 2007
- Australia on Aug 21 2007
- Canada on Dec 13 2007
- Spain on May 21 2008
- The United States on May 21 2008
Filesizes
The following file size has been seen:
- 1,243,248 bytes
- 16,720,856 bytes
- 1,743,485 bytes
- 15,839 bytes
- 2,507,264 bytes
- 1,625,600 bytes
File Type
The filename EXEC2.EXE is used by multiple object types including objects,executable programs,objects,objects.
File Activity
One or more files with the name EXEC2.EXE creates, deletes, copies or moves the following files and folders:
- Deletes c:\docume~1\user\locals~1\temp\nsl9.tmp
- Creates c:\docume~1\user\locals~1\temp\nsrB.tmp
- Creates c:\docume~1\user\locals~1\temp\mirc632.exe
- Deletes c:\docume~1\user\locals~1\temp\nskF.tmp
- Creates c:\docume~1\user\locals~1\temp\nsz11.tmp
- Deletes c:\docume~1\user\locals~1\temp\nsz13.tmp
- Creates c:\docume~1\user\locals~1\temp\nsz13.tmp\mIRC.dll
- Creates c:\docume~1\user\locals~1\temp\nsz13.tmp\UAC.dll
- Creates c:\docume~1\user\locals~1\temp\nsz13.tmp\AccessControl.dll
- Creates c:\docume~1\user\locals~1\temp\6ea7_appcompat.txt
- Creates c:\docume~1\user\locals~1\temp\265E4.dmp
- Opens/modifes c:\autoexec.bat
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