What would you infer from this alert?
Erik notices a big increase in UDP packets sent to port 1026 and 1027 occasionally. He enters the following at the command prompt. $ nc -l -p 1026 -u -v In response, he sees the following message. cell(?(c)???? STOPALERT77STOP! WINDOWS REQUIRES IMMEDIATE ATTENTION. Windows has found 47 Critical Errors. To fix the errors please do the following:
1.Download Registry Repair from: www.reg-patch.com
2.Install Registry Repair
3. Run Registry Repair
4. Reboot your computer FAILURE TO ACT NOW MAY LEAD TO DATA LOSS AND CORRUPTION!
What would you infer from this alert?
Sniffing is considered an active attack.
Sniffing is considered an active attack.
Which of the following Netcat commands would be used to perform a UDP scan of the lower 1024 ports?
Which of the following Netcat commands would be used to perform a UDP scan of the lower 1024 ports?
Identify the remote server's port number by decoding the packet?
Jason’s Web server was attacked by a trojan virus. He runs protocol analyzer and notices that the Trojan communicates to a remote server on the Internet. Shown below is the standard “hexdump” representation of the network packet, before being decoded. Jason wants to identify the trojan by looking at the destination port number and mapping to a trojan-port number database on the Internet. Identify the remote server’s port number by decoding the packet?
In Linux, the three most common commands that hackers usually attempt to Trojan are:
In Linux, the three most common commands that hackers usually attempt to Trojan are:
What is the next step you would do?
You suspect that your Windows machine has been compromised with a Trojan virus. When you run anti-virus software it does not pick of the Trojan. Next you run netstat command to look for open ports and you notice a strange port 6666 open. What is the next step you would do?
Which command would you execute to extract the Trojan to a standalone file?
You have hidden a Trojan file virus.exe inside another file readme.txt using NTFS streaming. Which command would you execute to extract the Trojan to a standalone file?
Which of the following statements would not be a proper definition for a Trojan Horse?
Which of the following statements would not be a proper definition for a Trojan Horse?
Which of the following commands accomplish this?
You want to use netcat to generate huge amount of useless network data continuously for various performance testing between 2 hosts. Which of the following commands accomplish this?
What is a Trojan Horse?
What is a Trojan Horse?