Prevx Research Division
PSH.EXE
Cloaked MalwareFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware group:
- Cloaked Malware
File Behavior
PSH.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Found on infected systems and resists interrogation by security products
- Adds products to the system registry
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- Adds a Registry Key (RUN) to auto start Programs on system start up
- Can communicate with other computer systems using HTTP protocols
- Removes Scheduled Tasks from the Windows task queue
- This process creates other processes on disk
- Creates or uses a background service to access the Internet using HTTP protocols
- Injects code into other processes
- This Process Deletes Other Processes From Disk
PSH.EXE has been the subject of the following behavior:
- Deleted as a process from disk
- Added as a Registry auto start to load Program on Boot up
- Created as a process on disk
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Terminated as a Process
Country Of Origin
The filename PSH.EXE was first seen on May 14 2008 in the following geographical regions of the Webroot community:
- The United States on May 14 2008
- Europe on May 14 2008
- Mexico on Oct 16 2008
- Italy on Oct 16 2008
- The United Kingdom on Mar 20 2010
- Dominican Republic on Apr 10 2010
- Zambia on Apr 10 2010
- Ukraine on Jun 24 2011
File Name Aliases
PSH.EXE can also use the following file names:
- IWQUMV.EXE
- UAI.EXE
- IWQK8IO.EXE
- FIPZL.EXE
- PVIJEC.EXE
- NIZW.EXE
- MHZ.EXE
- NTUSER_MSSEC.EXE
- FE8C.TMP
- 3C9DYS.EXE
- 9DIONCMQ.EXE
- 33863379.EXE
Filesizes
The following file size has been seen:
- 235,008 bytes
- 190,658 bytes
- 5,440 bytes
- 54,784 bytes
- 131,072 bytes
File Type
The filename PSH.EXE refers to many versions of an executable program.
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