Prevx Research Division
PACK.EXE
System Back DoorFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- System Back Door
- Cloaked Malware
File Behavior
PACK.EXE has been seen to perform the following behavior:
- Executes a Process
- This Process Deletes Other Processes From Disk
- The Process is packed and/or encrypted using a software packing process
- Found on infected systems and resists interrogation by security products
- Writes to another Process's Virtual Memory (Process Hijacking)
- This process creates other processes on disk
- Checks for the use of debuggers
- Creates new folders in the file system
PACK.EXE has been the subject of the following behavior:
- Created as a process on disk
- Deleted as a process from disk
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Created by processes which appear to be checking for interception by security products
Country Of Origin
The filename PACK.EXE was first seen on Jun 16 2007 in the following geographical regions of the Webroot community:
- Saudi Arabia on Jun 16 2007
- Sweden on Sep 8 2007
- The United Kingdom on Sep 8 2007
- The United States on Feb 5 2008
- Oman on Jun 16 2011
- Turkey on May 24 2012
File Name Aliases
PACK.EXE can also use the following file names:
- JBOQODIN.EXE
- JWHRA.EXE
- YZWGNDSIVM.EXE
- PACK (1).EXE
- PACK (nn).EXE
- D8 (nn).EXE
- YZYKXO.EXE
- PACK[1].EXE
- 71171155.DAT
- 29265239.DAT
- 03467178.DAT
- 53134445.DAT
Filesizes
The following file size has been seen:
- 158,760 bytes
- 46,608 bytes
- 139,264 bytes
- 620,007 bytes
- 419,840 bytes
- 412,160 bytes
- 28,672 bytes
- 137,687 bytes
- 89,088 bytes
File Type
The filename PACK.EXE is used by multiple object types including objects,objects,executable programs.
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