File Investigation Report
DC4.EXE
Malicious SoftwarePC Cleanup in 3 Easy Steps
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Associated Malware Groups
The unsafe files using this name are associated with the malware group:
- Malicious Software
File Behavior
DC4.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- This Process Deletes Other Processes From Disk
- Adds a Registry Key (RUN) to auto start Programs on system start up
- This process creates other processes on disk
- Can communicate with other computer systems using HTTP protocols
- Executes a Process
- Writes to another Process's Virtual Memory (Process Hijacking)
- Uses hidden browser windows to connect to web sites without telling you
- Creates system tray popups, messages, errors and security warnings
- Opens browser pop ups
- Runs Javascript code
- Uses DNS to retrieve the IP address for web sites
- Visits web sites on your PC without you knowing
- Creates a hidden window which can be used to run other programs without your knowledge
- Automatically changes your firewall settings to allow itself or other programs to communicate over the internet
- Creates a TCP port which listens and is available for communication initiated by other computers
DC4.EXE has been the subject of the following behavior:
- Created as a process on disk
- Executed by Internet Explorer
- Added as a Registry auto start to load Program on Boot up
- Executed as a Process
- Deleted as a process from disk
- Has code inserted into its Virtual Memory space by other programs
- Terminated as a Process
- Registered as a Dynamic Link Library File
Country Of Origin
The filename DC4.EXE was first seen on Jun 6 2007 in the following geographical regions of the Prevx community:
- Netherlands on Jun 6 2007
- The United States on Jun 8 2007
- Spain on Jun 18 2008
- Brazil on Mar 13 2010
File Name Aliases
DC4.EXE can also use the following file names:
- WOW-2.3.2.7741-TO-0.3.3.7799-ENUS-DOWNLOADER(n).EXE
- WOW-2.3.2.7741-TO-0.3.3.7799-ENUS-DOWNLOADER.EXE
- WOW-2.3.2.7741-TO-0.3.3.7799-ENUS-DOWNLOADER[n].EXE
- ZBWF24F3.EXE
- HIVCGPPK.EXE
- YAZZLE1670OINUNINSTALLER.EXE
- DEEPSEATYCOON2-DM[1].EXE
- DC19.EXE
- DO992.EXE
Filesizes
The following file size has been seen:
- 96,356,587 bytes
- 142,784 bytes
- 53,248 bytes
- 816,424 bytes
- 11,776 bytes
- 40,183 bytes
File Type
The filename DC4.EXE refers to many versions of an executable program.
File Activity
One or more files with the name DC4.EXE creates, deletes, copies or moves the following files and folders:
- Opens/modifes c:\autoexec.bat
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\dm[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\language[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\background[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\dm_bar_up[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\dm_bar_left[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\dm_bar_right[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\dm_bar_down[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\pause[1
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\cancel[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\trans[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\line[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\downloading_icon[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\connecting_icon[1]
- Creates c:\documents and settings\all users\desktop\downloads\DeepSeaTycoon2.exe
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\downloading_icon[1]
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\pause[1
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\dm_bar_progress[1
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\dm_bar_progress[1
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\pause[2
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\dm_bar_progress[2
Network Activity
One or more files with the name DC4.EXE performs the following network events:
- DNS Lookup74.217.74.69 d.trymedia.com
Website Activity
One or more files with the name DC4.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- d .trymedia .com / dd / pixafterpix / 60m_d / t_0888 / DeepSeaTycoon2 .exe
- 74 .217 .73 .112 / o=64 / b=h7tfsl5ePAZQ8MmWerEKjgAAAAAAAAAAAAAAAAAAAAA0BEcRXSmcd2Ltmkwc8h66dF8wODg4AAAAAAAAAAAAAEdCUAAAAAAAABCZEhN0hHQ= / r / release / pixafterpix / 60m_d / DeepSeaTycoon2 .exe
- Remote server connection to d .trymedia .co
- Remote server connection to amlocalhost .macrovision .co
- Remote server connection to 74 .217 .73 .11
- Port 80 IP:74.217.74.69
- Port 80 IP:74.217.73.112
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