Prevx Research Division
EXPLORER32.EXE
Fraudulent Security ProgramFree PC Cleanup from Webroot
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Associated Malware Groups
The filename is associated with the malware groups:
- Fraudulent Security Program
- System Back Door
- Cloaked Malware
- Worm
File Behavior
EXPLORER32.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Adds products to the system registry
- Can communicate with other computer systems using HTTP protocols
- Executes a Process
- Adds a Registry Key (RUN) to auto start Programs on system start up
- This process creates other processes on disk
- This Process Deletes Other Processes From Disk
- Modifies System Runtime Policies to limit system usability
- Writes to another Process's Virtual Memory (Process Hijacking)
- Creates new folders in the file system
- Looks at the contents of the autoexec.bat file
- Reads email address and phone book details
- Found on infected systems and resists interrogation by security products
- The Process is polymorphic and can change its structure
- Can make outbound communication to other computers, IM chat rooms and other services using IRC protocols
- Communicates with other computers using FTP connections
- This Process Contains User Mode Rootkit Functionality and can hide itself from the running process list
- Creates a new Background Service on the machine
- Disables safe mode on your PC
EXPLORER32.EXE has been the subject of the following behavior:
- Executed from Temporary Folders
- Created as a process on disk
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Added as a Registry auto start to load Program on Boot up
- Deleted as a process from disk
- Terminated as a Process
- Copied to multiple locations on the system
- Registered as a Dynamic Link Library File
- Created as a new Background Service on the machine
- Created by processes which appear to be checking for interception by security products
Country Of Origin
The filename EXPLORER32.EXE was first seen on Jun 20 2007 in the following geographical regions of the Webroot community:
- on Jun 20 2007
- Spain on Jun 20 2007
- Germany on Apr 24 2008
- Belgium on Nov 12 2008
- The United States on Nov 12 2008
- Indonesia on Dec 5 2008
- Algeria on Feb 9 2012
File Name Aliases
EXPLORER32.EXE can also use the following file names:
- WHGDGDMN.EXE
- EXPLOR~1.EXE.BAK
- QZQFEVET.EXE
- FMXENCBQ.EXE
- RKTOJKLG.EXE
- ZS880000[n].EXE
- IEUPDATES.EXE
- SERVICE.EXE
- FSP32.EXE
- VIRUS.EXE
- KAZME__GHEYZ.EXE
- FCLMNGJG.EXE
- CXGVAPER.EXE
- TCNEHUHA.EXE
Filesizes
The following file size has been seen:
- 34,816 bytes
- 119,296 bytes
- 149,603 bytes
- 304,640 bytes
- 116,224 bytes
- 67,072 bytes
- 44,544 bytes
- 430,080 bytes
File Type
The filename EXPLORER32.EXE refers to many versions of an executable program.
File Activity
One or more files with the name EXPLORER32.EXE creates, deletes, copies or moves the following files and folders:
- Creates c:\windows\system32\service.exe
- Creates c:\windows\system32\FSP32.exe
- Creates c:\windows\virus.exe
- Opens/modifes c:\autoexec.bat
- Creates c:\documents and settings\user\application data\Microsoft
- Creates c:\documents and settings\user\application data\microsoft\Crypto
- Creates c:\documents and settings\user\application data\microsoft\crypto\RSA
- Creates c:\documents and settings\user\application data\microsoft\crypto\rsa\S-1-5-21-1597234714-757298511-4166307882-1003
- Deletes c:\docume~1\user\locals~1\temp\hideproc.sy
- Copies filec:\docume~1\user\locals~1\temp\hideproc.sys to c:\windows\system32\drivers\hideproc.sys
- Creates d:\autorun.inf
- Creates d:\kazme__gheyz.exe
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