Home Malware Programs Worms Worm:Win32/Dorkbot.I

Worm:Win32/Dorkbot.I

Posted: December 4, 2012

Threat Metric

Threat Level: 2/10
Infected PCs: 12
First Seen: December 4, 2012
Last Seen: October 16, 2022
OS(es) Affected: Windows

Worm:Win32/Dorkbot.I is an IRC-based worm that circulates via removable drives, instant messaging programs such as Windows Live Messenger, Pidgin chat, Xchat and mIRC, and social networks such as Facebook, Twitter, Bebo, and Vkontakte (a Russian social network). Win32/Dorkbot.I may grab user names and passwords by monitoring network communication, and may block websites that are associated with security updates. Worm:Win32/Dorkbot.I may also launch a limited denial of service (DoS) attack. Once installed, Worm:Win32/Dorkbot.I makes system changes on the affected computer system by dropping potentially malicious files and modifying the Windows Registry. Worm:Win32/Dorkbot.I modifies the certain registry entry so that it can run its copy every time Windows is started. Win32/Dorkbot.I displays pop-up messages and may send a message from a Skype contact. Worm:Win32/Dorkbot.I may come as a link through in an instant message or social network message; the link points to a copy of Worm:Win32/Dorkbot.I that can be downloaded and executed on the affected PC user's computer. Worm:Win32/Dorkbot.I connects to an IRC server, joins a channel and waits for instructions. Worm:Win32/Dorkbot.I infects websites and blocks access to security websites. Worm:Win32/Dorkbot.I may also download additional or updated domain list from a remote website. When run, Worm:Win32/Dorkbot.I injects a code into 'explorer.exe', as well as to many other running processes on the infected computer. The number of processes Worm:Win32/Dorkbot.I is able to inject into depends on whether it has been executed with administrator privileges.

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Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



facebook-pic00[RANDOM CHARACTERS].exe File name: facebook-pic00[RANDOM CHARACTERS].exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
facebook-profile-pic-[RANDOM NUMBERS]-JPEG.exe File name: facebook-profile-pic-[RANDOM NUMBERS]-JPEG.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
skype_<DD-MM-YYYY>_foto.exe, where <DD-MM-YYYY> is the day, month, and year, for example, "skype_09-10-2012_image.exe" File name: skype_<DD-MM-YYYY>_foto.exe, where <DD-MM-YYYY> is the day, month, and year, for example, "skype_09-10-2012_image.exe"
Mime Type: unknown/exe"
Group: Malware file
skype_<DDMMYYYY>_foto.exe, where <DDMMYYYY> is the day, month, and year, for example, "skype_06102012_foto.exe" File name: skype_<DDMMYYYY>_foto.exe, where <DDMMYYYY> is the day, month, and year, for example, "skype_06102012_foto.exe"
Mime Type: unknown/exe"
Group: Malware file

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\{Value}HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "" = "%AppData%\.exe"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "ozkqke" = "%AppData%\ozkqke.exe"

One Comment

  • Golu says:

    Hiya, I'm having ralley problems with this PC EU Virus. It wont let me past the screen and none of the safe modes work. I've read aot about bookting up with external devises but I can;t find that option or set anything up on my USB Can you help? there isn't anything of value o the laptop so I wouldnt even mind knowng how to completed format it and start from new

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