Prevx Research Division
MAN[1].EXE
Malware DropperFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Malware Dropper
- Malicious Software
File Behavior
MAN[1].EXE has been seen to perform the following behavior:
- Found on infected systems and resists interrogation by security products
- The Process is packed and/or encrypted using a software packing process
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- Adds a Registry Key (DELAY) to auto start Programs on system start up
- Enables an In Process Object/Server - Common with DLL Injections
- This process creates other processes on disk
- This Process Deletes Other Processes From Disk
- Can communicate with other computer systems using HTTP protocols
- Creates a TCP port which listens and is available for communication initiated by other computers
- Uses DNS to retrieve the IP address for web sites
- This Process Contains User Mode Rootkit Functionality and can hide itself from the running process list
MAN[1].EXE has been the subject of the following behavior:
- Added as a Registry auto start to load Program on Boot up
- Created as a new Background Service on the machine
- Created as a process on disk
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Copied to multiple locations on the system
Country Of Origin
The filename MAN[1].EXE was first seen on May 28 2008 in the following geographical regions of the Webroot community:
- Italy on May 28 2008
- Spain on May 28 2008
- China on Mar 23 2010
- The United Kingdom on Mar 23 2010
- Russian Federation on Dec 29 2010
- Mexico on Jan 3 2011
- Serbia on Jan 3 2011
- Hong Kong on Jan 5 2011
- Switzerland on Jan 25 2011
File Name Aliases
MAN[1].EXE can also use the following file names:
- MAN.EXE
- YWMSO.EXE
- MAN[n].EXE
- WININET.EXE
- SYSTM.EXE
- 3556767.EXE
- 7638221.EXE
- 843692.EXE
- 560921.EXE
- 5693454.EXE
- 55519211.EXE
- 32843067.EXE
Filesizes
The following file size has been seen:
- 40,960 bytes
- 34,586 bytes
- 33,312 bytes
- 15,360 bytes
- 49,152 bytes
File Type
The filename MAN[1].EXE refers to many versions of an executable program.
Network Activity
One or more files with the name MAN[1].EXE performs the following network events:
- DNS Lookup77.220.179.143 gidrozachita.com
Website Activity
One or more files with the name MAN[1].EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- Port 80 IP:77.220.179.143
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