W32/Rbot-CMH is a network worm with backdoor Trojan functionality for the Windows platform.
W32/Rbot-CMH spreads using a variety of techniques including:
-exploiting weak passwords on computers and SQL servers
-exploiting operating system vulnerabilities
-using backdoors opened by other worms or Trojans.
W32/Rbot-CMH can be controlled by a remote attacker over IRC channels. The backdoor component of W32/Rbot-CMH can be instructed by a remote user to perform the following functions:
start an FTP server
start a Proxy server
start a web server
take part in distributed denial of service (DDoS) attacks
log keypresses
capture screen/webcam images
packet sniffing
port scanning
download/execute arbitrary files
start a remote shell (RLOGIN)
steal product registration information from certain software
The worm copies itself to a file named iexplorersis.exe in the Windows system folder and creates the following registry entries:
HKCU\Software\Microsoft\OLE
Microsoft Machine Script
"iexplorersis.exe"
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Microsoft Machine Script
"iexplorersis.exe"
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
Microsoft Machine Script
"iexplorersis.exe"