Prevx Research Division
WINUP.EXE
Fraudulent Security ProgramFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Fraudulent Security Program
- Cloaked Malware
- Malicious Software
- Worm
File Behavior
WINUP.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- The Process is polymorphic and can change its structure
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- Uses DNS to retrieve the IP address for web sites
- Adds a Registry Key (DXCOM) to auto start Programs on system start up
- This process creates other processes on disk
- This Process Deletes Other Processes From Disk
- Changes the PC's date or time settings
- Creates a hidden window which can be used to run other programs without your knowledge
- Found on infected systems and resists interrogation by security products
- Adds products to the system registry
- Changes to the file command map within the registry
- Creates a TCP port which listens and is available for communication initiated by other computers
- Can make outbound communication to other computers, IM chat rooms and other services using IRC protocols
- Adds a Registry Key (RUN) to auto start Programs on system start up
- Can communicate with other computer systems using HTTP protocols
- Hooks the WININET.DLL function allowing it to read or copy Http and Https web page content and session information
- Injects code into other processes
- Performs DNS look ups to resolve URL IP addresses
- Violates Windows/Vista Physical Memory Protection allowing it to look inside the data areas of other programs
- Creates a new Background Service on the machine
WINUP.EXE has been the subject of the following behavior:
- 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
- Copied to multiple locations on the system
- Added as a Registry auto start to load Program on Boot up
- Changes to the file command map within the registry
- Terminated as a Process
- Added as a Registry Key (DXCOM) to auto start Programs on system start up
- Registered as a Dynamic Link Library File
Country Of Origin
The filename WINUP.EXE was first seen on Jun 2 2007 in the following geographical regions of the Webroot community:
- Europe on Jun 2 2007
- The United States on Jun 2 2007
- Spain on May 10 2008
- on May 10 2008
- South Africa on Aug 7 2009
- Dominican Republic on Aug 19 2009
- Mexico on Aug 19 2009
- Brazil on May 28 2010
- Haiti on May 28 2010
- Turkey on May 24 2012
File Name Aliases
WINUP.EXE can also use the following file names:
- POSTALSWF[n].EXE
- POSTALSWF.EXE
- POSTALSWF(n).EXE
- POSTAL.SWF.EXE
- FILE1230983508.EXE
- FILE1556990930.EXE
- FILE1572078908.EXE
- AIRCRACK-NG.EXE.EXE
- BOOT.EXE
- MAS.EXE
- SMARTASS.DAT
- MA[1].EXE
- M2.EXE
- MA2.EXE
- DG1660.EXE
- 65522267.EXE
Filesizes
The following file size has been seen:
- 1,142,784 bytes
- 40,960 bytes
- 614,095 bytes
- 736,768 bytes
- 143,360 bytes
- 1,707,520 bytes
- 49,152 bytes
- 111,107 bytes
File Type
The filename WINUP.EXE refers to many versions of an executable program.
Network Activity
One or more files with the name WINUP.EXE performs the following network events:
- DNS Lookup80.228.76.65 carterjim.myftp.org
Website Activity
One or more files with the name WINUP.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:80.228.76.65:3460 Port:13
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