File Investigation Report
USB40
Cloaked MalwarePC Cleanup in 3 Easy Steps
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Cloaked Malware
- Malware Downloader
- Malicious Software
File Behavior
USB40 has been seen to perform the following behavior:
- Executes a Process
- This Process Deletes Other Processes From Disk
- This process creates other processes on disk
- Drops known malicious software during execution
- Includes file creation code which could be used to test for interception by security products
- Makes outbound connections to other computers using NETBIOSOUT protocols
- Registers a Dynamic Link Library File
USB40 has been the subject of the following behavior:
- Executed as a Process
- Created as a process on disk
- Deleted as a process from disk
- Has code inserted into its Virtual Memory space by other programs
- Enabled as a COM Object/Server on the Local Machine
Country Of Origin
The filename USB40 was first seen on May 8 2007 in the following geographical regions of the Prevx community:
- The UNITED STATES on May 8 2007
- NETHERLANDS on May 8 2007
- The EUROPEAN UNION on Jun 5 2007
- GERMANY on Jun 5 2007
- SPAIN on Aug 4 2009
File Name Aliases
USB40 can also use the following file names:
- ACRORD32INFO.EXE
- IGFXSRVC.EXE
- HPQSCNVW.EXE
- LXCCCOMS.EXE
- ACROBATINFO.EXE
Filesizes
The following file size has been seen:
- 605,696 bytes
- 104,816 bytes
- 306,688 bytes
- 32,256 bytes
- 28,672 bytes
File Type
The filename USB40 refers to many versions of an executable program.
File Activity
One or more files with the name USB40 creates, deletes, copies or moves the following files and folders:
- create folder C:\WINDOWS\uninstall\
- Creates c:\windows\uninstall\rundl132.exe
- Creates c:\windows\Logo1_.exe
- Deletes c:\docume~1\user\locals~1\temp\$$aB.bat
- Creates c:\docume~1\user\locals~1\temp\$$aB.bat
- Creates c:\windows\Dll.dll
- Creates d:\_desktop.ini
- Creates c:\_desktop.ini
- Creates c:\config.msi\_desktop.ini
- Creates c:\malwarefiles\_desktop.ini
- Creates c:\mbr\_desktop.ini
- Creates c:\program files\_desktop.ini
- Creates c:\program files\ati technologies\_desktop.ini
- Creates c:\program files\ati technologies\uninstallall\_desktop.ini
- Creates c:\program files\intel\_desktop.ini
- Creates c:\program files\intel\ans\_desktop.ini
- Creates c:\program files\intel\dmix\_desktop.ini
- Creates c:\program files\intel\dmix\hlp\_desktop.ini
- Creates c:\program files\intel\dmix\resource\_desktop.ini
- Creates c:\program files\intel\dmix\uninst\_desktop.ini
- Creates c:\program files\intel\ncs2\_desktop.ini
- Creates c:\program files\intel\ncs2\agent\_desktop.ini
- Creates c:\program files\intel\ncs2\wmiprov\_desktop.ini
- Creates c:\program files\intel\ncs2\wmiprov\mof\_desktop.ini
- Creates c:\program files\microsoft bootvis\_desktop.ini
- Creates c:\program files\msn\_desktop.ini
- Creates c:\program files\msn\msncorefiles\_desktop.ini
- Creates c:\program files\msn\msncorefiles\install\_desktop.ini
- Creates c:\program files\msn\msncorefiles\install\msn9components\_desktop.ini
- Creates c:\program files\msn\msncorefiles\oobe\_desktop.ini
- Creates c:\program files\online services\_desktop.ini
- Creates c:\program files\prevx\_desktop.ini
- Creates c:\program files\prevx2\_desktop.ini
- Creates c:\program files\realtek\_desktop.ini
- Creates c:\program files\realtek\installshield\_desktop.ini
- Creates c:\program files\realtek\realtek gbe & fe ethernet pci nic driver\_desktop.ini
- Creates c:\program files\uninstall information\_desktop.ini
- Creates c:\program files\winpcap\_desktop.ini
- Creates c:\program files\xerox\_desktop.ini
- Creates c:\program files\xerox\nwwia\_desktop.ini
- Creates c:\recycler\_desktop.ini
- Creates c:\recycler\s-1-5-18\_desktop.ini
- Creates c:\recycler\s-1-5-21-1318987518-2299825339-2237029002-1003\_desktop.ini
- Creates c:\recycler\s-1-5-21-3134616843-514352727-1000831924-1003\_desktop.ini
- Creates c:\recycler\s-1-5-21-3826821714-1538417202-2915903831-1003\_desktop.ini
- Creates c:\recycler\s-1-5-21-68915448-4046404905-339382883-1003\_desktop.ini
- Creates c:\recycler\s-1-5-21-796845957-492894223-725345543-1003\_desktop.ini
- Creates c:\docume~1\user\locals~1\temp\f45d_appcompat.txt
- Creates c:\docume~1\user\locals~1\temp\1FD27.dmp
- Opens/modifes c:\autoexec.bat
Network Activity
One or more files with the name USB40 performs the following network events:
- DNS Lookup1.1.22.1 DC22-0BBFE8DF
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