File Investigation Report
"TCPSOV65.EXE"
Cloaked MalwarePC Cleanup in 3 Easy Steps
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Associated Malware Groups
The filename is associated with the malware groups:
- Cloaked Malware
- Worm
- Malicious Software
File Behavior
TCPSOV65.EXE has been seen to perform the following behavior:
- Found on infected systems and resists interrogation by security products
- Downloads hidden code from covert web sites
- Executes a Process
- Injects code into other processes
- This process creates other processes on disk
- Registers a Dynamic Link Library File
- Checks for the use of debuggers
- Creates new folders in the file system
- Creates a new Background Service on the machine
- Disables safe mode on your PC
- Enables an In Process Object/Server - Common with DLL Injections
- Drops known malicious software during execution
- Reads email address and phone book details
- Visits web sites on your PC without you knowing
- The Process is packed and/or encrypted using a software packing process
- Downloads program file(s) and other content from the web
TCPSOV65.EXE has been the subject of the following behavior:
- Created as a new Background Service on the machine
- Copied to multiple locations on the system
- Executed as a Process
- Added as a Registry Key (RUNONCE) to auto start Programs on system start up
Country Of Origin
The filename TCPSOV65.EXE was first seen on Aug 3 2009 in the following geographical regions of the Prevx community:
- Peru on Aug 3 2009
- Portugal on Aug 4 2009
- India on Aug 13 2009
- El Salvador on Aug 20 2009
- Europe on Sep 22 2009
File Name Aliases
TCPSOV65.EXE can also use the following file names:
- TCPSOV42.EXE
- TCPSOV102.EXE
- TCPSOV46.EXE
- TCPSOV62.EXE
- TCPSOV66.EXE
- TCPSOV2.EXE
- TCPSOV63.EXE
- TCPSOV73.EXE
- TCPSOV3.EXE
- TCPSOV103.EXE
- TCPSOV5.EXE
- TCPSOV45.EXE
- TCPSOV95.EXE
- TCPSOV67.EXE
- TCPSOV25.EXE
- B86B21EC.EXE
- TCPSOV15.EXE
- TCPSOV75.EXE
- EA51CE18.EXE
- TCPSOV105.EXE
- TCPSOV23.EXE
- TCPSOV115.EXE
- TCPSOV76.EXE
- TCPSOV43.EXE
- UPDATE.EXE
- TCPSOV77.EXE
- TCPSOV7.EXE
- TCPSOV101.EXE
- TCPSOV6.EXE
- C2851V2.NLS
- C2851V62.NLS
- C2851V45.NLS
- C2851V75.NLS
- C2851V65.NLS
Filesizes
The following file size has been seen:
- 58,466 bytes
- 172,086 bytes
- 58,514 bytes
- 53,899 bytes
- 149,082 bytes
File Type
The filename TCPSOV65.EXE refers to many versions of an executable program.
File Activity
One or more files with the name TCPSOV65.EXE creates, deletes, copies or moves the following files and folders:
- Copies filec:\windows\fonts\7C70DD5.EXE to c:\windows\fonts\7C70DD5.EXE
- Creates c:\windows\fonts\C3C36BBE.DLL
- Creates c:\windows\system32\DPLRMK~1.EXE
- Creates c:\windows\system32\s1250904535h.dat
- Creates c:\windows\fonts\llk1250904535.mp3
- Deletes c:\windows\system32\s1250904535h.dat
- Creates c:\windows\system32\s1250904539h.dat
- Deletes c:\windows\system32\s1250904539h.dat
- Deletes c:\windows\fonts\llk1250904535.mp3
- Creates c:\windows\system32\s1250904540h.dat
- Creates c:\windows\system32\268478460.da
- Creates c:\windows\fonts\llk1250904540.mp3
- Deletes c:\windows\system32\s1250904540h.dat
- Creates c:\windows\system32\s1250904541h.da
- Deletes c:\windows\fonts\llk1250904540.mp3
- Creates c:\windows\system32\title1.jpg
- Deletes c:\windows\system32\s1250904541h.da
- Creates c:\windows\fonts\llk1250904541.mp3
- Creates c:\windows\system32\title2.jpg
- Deletes c:\windows\fonts\llk1250904541.mp3
- Creates c:\windows\fonts\llk1250904542.mp3
- Creates c:\windows\system32\s1250904542h.dat
- Deletes c:\windows\fonts\llk1250904542.mp3
- Deletes c:\windows\system32\s1250904542h.dat
- Creates c:\windows\fonts\llk1250904543.mp
- Creates c:\windows\system32\s1250904543h.da
- Deletes c:\windows\fonts\llk1250904543.mp
- Deletes c:\windows\system32\s1250904543h.da
- Creates c:\windows\fonts\llk1250904544.mp
- Creates c:\windows\system32\s1250904544h.dat
- Deletes c:\windows\fonts\llk1250904544.mp
- Deletes c:\windows\system32\s1250904544h.dat
- Creates c:\windows\system32\tright.jpg
- Creates c:\windows\system32\s1250904545h.da
- Deletes c:\windows\system32\s1250904545h.da
- Creates c:\windows\fonts\llk1250904545.mp3
- Deletes c:\windows\fonts\llk1250904545.mp3
- Creates c:\windows\fonts\llk1250904546.mp3
- Creates c:\windows\system32\s1250904546h.dat
- Deletes c:\windows\fonts\llk1250904546.mp3
- Deletes c:\windows\system32\s1250904546h.dat
- Creates c:\windows\fonts\llk1250904547.mp
- Creates c:\windows\system32\s1250904547h.da
- Deletes c:\windows\system32\s1250904547h.da
- Deletes c:\windows\fonts\llk1250904547.mp
- Creates c:\windows\fonts\llk1250904548.mp3
- Creates c:\windows\system32\s1250904548h.dat
- Deletes c:\windows\fonts\llk1250904548.mp3
- Deletes c:\windows\system32\s1250904548h.dat
- Creates c:\windows\fonts\llk1250904549.mp3
Website Activity
One or more files with the name TCPSOV65.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- www .xiazai .youkill .cn / xz / / user / setup1001 .txt
- www .xiazai .youkill .cn / xz / / update .txt
- www9 .caosu .org / ww / count / count .asp?mac=00-1F-29-D8-E0-C8&ver=2009081709&user=setup1001&md5=18a33b89a285888f9353bcfbac8cba1e&pc=DC36-UY325AQ9
- www1 .xzxz123 .
- Port 80 IP:60.191.129.150
- Port 80 IP:60.191.135.155
- Port 80 IP:60.191.129.149
- Remote server connection to 888 .843call .c
- Remote server connection to 219 .148 .34 .
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