Prevx Research Division
3.EXE
Password StealerFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Password Stealer
- Spyware
- Cloaked Malware
File Behavior
3.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Adds a Registry Key (EXPLORER) to auto start Programs on system start Boot up
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- This process creates other processes on disk
- Installs a browser helper object (BHO)
- Creates new folders on the system
- This Process Deletes Other Processes From Disk
- Performs DNS look ups to resolve URL IP addresses
- Disables the built in Windows File Protection System
- Adds a Registry Key (RUN) to auto start Programs on system start up
- Found on infected systems and resists interrogation by security products
- Modifies System Runtime Policies to limit system usability
- Registers a Dynamic Link Library File
- Creates system tray popups, messages, errors and security warnings
- Opens browser pop ups
3.EXE has been the subject of the following behavior:
- Executed from Temporary Folders
- Created as a process on disk
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Deleted as a process from disk
- Terminated as a Process
- Copied to multiple locations on the system
- Added as a Registry auto start to load Program on Boot up
Country Of Origin
The filename 3.EXE was first seen on May 23 2007 in the following geographical regions of the Webroot community:
- Canada on May 23 2007
- Bahamas on Sep 28 2007
- Spain on Sep 28 2007
- Sweden on Jul 7 2008
- Europe on Sep 1 2008
- The United Kingdom on May 16 2010
- Aruba on May 16 2010
- Australia on Jul 7 2010
- South Africa on Jul 7 2010
- Turkey on May 25 2012
File Name Aliases
3.EXE can also use the following file names:
- ZYNDLE080831.EXE
- SYS78.EXE
- SYS8.EXE
- SYS6.EXE
- SYS3E.EXE
- SYS95.EXE
- SYS29.EXE
- SYS1F.EXE
- SYS5.EXE
- SYSEB.EXE
- SYS185.EXE
- SYSC.EXE
- SYS4.EXE
- SYS34.EXE
- SYSF.EXE
- SYS11.EXE
- SYS27.EXE
- SYSTEM2.JMP
- 4.EXE
- $RH70SJM.EXE
Filesizes
The following file size has been seen:
- 1,142,826 bytes
- 26,209 bytes
- 1,142,784 bytes
- 77,824 bytes
- 69,120 bytes
- 31,892 bytes
- 23,040 bytes
File Type
The filename 3.EXE refers to many versions of an executable program.
File Activity
One or more files with the name 3.EXE creates, deletes, copies or moves the following files and folders:
- Deletes c:\windows\Sys6.tmp
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