Prevx Research Division
JAVAS.EXE
Banking Info StealerFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Banking Info Stealer
- Cloaked Malware
- Malicious Software
File Behavior
JAVAS.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Executes a Process
- This Process is a file infector which modifies program files to include a copy of the infection
- Looks at the contents of the autoexec.bat file
- Reads email address and phone book details
- Uses backdoor interfaces to certain security applications
- Opens browser pop ups
- Uses DNS to retrieve the IP address for web sites
- Downloads hidden code from covert web sites
- Includes file creation code which could be used to test for interception by security products
JAVAS.EXE has been the subject of the following behavior:
- Added as a Registry auto start to load Program on Boot up
- Created as a process on disk
- Deleted as a process from disk
- Copied to multiple locations on the system
- Executed as a Process
Country Of Origin
The filename JAVAS.EXE was first seen on Jun 23 2007 in the following geographical regions of the Webroot community:
- Japan on Jun 23 2007
- Spain on Jun 23 2007
- Brazil on Jan 30 2008
- Canada on Apr 9 2009
- The United Kingdom on Feb 7 2011
- France on Dec 8 2012
- Italy on Dec 8 2012
File Name Aliases
JAVAS.EXE can also use the following file names:
- CSA.CVZ
- JAVAS_AVG_RESTORED.EXE
- JAVAS_AVG_RESTORED_1.EXE
- $R80Y3JS.EXE
- 18150257.CZ
- 99357328.DAT
- 62973327.EXE
Filesizes
The following file size has been seen:
- 1,571,328 bytes
- 241,675 bytes
- 183,296 bytes
- 1,297,408 bytes
- 1,046,480 bytes
- 1,884,287 bytes
- 1,297,920 bytes
File Type
The filename JAVAS.EXE is used by multiple object types including executable programs,objects.
File Activity
One or more files with the name JAVAS.EXE creates, deletes, copies or moves the following files and folders:
- Copies filec:\8245609.exe to c:\program files\java\jre1.6.0_06\bin\javas.exe
- Creates c:\program files\java\jre1.6.0_06\bin\log1.txt
- Creates c:\program files\java\jre1.6.0_06\bin\log2.txt
- Opens/modifes c:\autoexec.bat
- Creates c:\program files\java\jre1.6.0_06\bin\instalado.txt
Network Activity
One or more files with the name JAVAS.EXE performs the following network events:
- DNS Lookup213.186.33.2 www.appiano-france.fr
Website Activity
One or more files with the name JAVAS.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- Port 80 IP:213.186.33.2
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