Prevx Research Division
TR.EXE
WormFree PC Cleanup from Webroot
Use Webroot SecureAnywhere to remove TR.EXE.
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Worm
- Malicious Software
File Behavior
TR.EXE has been seen to perform the following behavior:
- The Process is polymorphic and can change its structure
- This process creates other processes on disk
- Uses DNS to retrieve the IP address for web sites
- Uses your PC to connect to Chat rooms
- Uses rootkit techniques to conceal its presence, interrogation or removal
- Found on infected systems and resists interrogation by security products
- The Process is packed and/or encrypted using a software packing process
- Drops known malicious software during execution
- This Process is a file infector which modifies program files to include a copy of the infection
TR.EXE has been the subject of the following behavior:
- Added as a Registry auto start to load Program on Boot up
- Created as a process on disk
- Copied to multiple locations on the system
- Deleted as a process from disk
- Executed as a Process
- Executed from Temporary Folders
- Created as a new Background Service on the machine
Country Of Origin
The filename TR.EXE was first seen on Oct 6 2007 in the following geographical regions of the Webroot community:
- Spain on Oct 6 2007
- Russian Federation on Oct 6 2007
- Israel on Nov 27 2007
- Germany on Mar 22 2008
- The United States on Apr 5 2009
- Tunisia on May 11 2009
- South Africa on May 11 2009
- Uruguay on Sep 22 2009
- Turkey on May 22 2012
File Name Aliases
TR.EXE can also use the following file names:
- EKN.EXE
- GHB.BAK
- TR[n].EXE
- SZ.EXE.EXE
- AS.EXE.EXE
- WMISYND.EXE
- RT.EXE.EXE
- UA.EXE.EXE
- SG.EXE.EXE
- XP.EXE.EXE
- WH.EXE.EXE
- RF.EXE.EXE
- DM.EXE.EXE
- FOLDER64.EXE
- BHXN.EXE
- TRR.EXE
- PF.EXE.EXE
- JP.EXE
- XX.EXE
- UT.EXE
- DW.EXE
- VU.EXE
- EN.EXE
- BT.EXE
- EC.EXE
- QS.EXE
- BI.EXE
- UX.EXE
- SC.EXE
- 55.TMP
- SE.EXE
- CA.EXE
- CN.EXE
- DR.EXE
- JI.EXE
- LB.EXE
- MS.EXE
- PV.EXE
- RK.EXE
- SY.EXE
- DB.EXE
- GI.EXE
- AK.EXE
- HB.EXE
- EF.EXE
- QX.EXE
- JH.EXE
- SO.EXE
- EI.EXE
- XN.EXE
- CU.EXE
- KY.EXE
- LW.EXE
- NS.EXE
- XO.EXE
- KG.EXE
- SF.EXE
- QN.EXE
- FO.EXE
- RE.EXE
- GY.EXE
- QZ.EXE
- TU.EXE
- YF.EXE
- EO.EXE
- IO.EXE
- MY.EXE
- ZW.EXE
- GV.EXE
- DQ.EXE
- 2F9.TMP
- 51662496.7
- 18289515.EXE
- 26801387.EXE
Filesizes
The following file size has been seen:
- 390,144 bytes
- 176,128 bytes
- 57,344 bytes
- 477,615 bytes
- 27,648 bytes
- 841,216 bytes
- 200,704 bytes
- 36,352 bytes
File Type
The filename TR.EXE refers to many versions of an executable program.
File Activity
One or more files with the name TR.EXE creates, deletes, copies or moves the following files and folders:
- Creates c:\not\glow\DesKTop.ini
- Deletes c:\not\glow\eKn.exe
- Creates c:\docume~1\user\locals~1\temp\51be_appcompat.txt
- Creates c:\docume~1\user\locals~1\temp\2573E.dmp
- Opens/modifes c:\autoexec.bat
Network Activity
One or more files with the name TR.EXE performs the following network events:
- DNS Lookup thunder.helldark.biz.................
- DNS Lookup .................
- DNS Lookup212.9.74.97 thunder.ircdevils.net
Website Activity
One or more files with the name TR.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:212.9.74.97:5900 Port:27
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