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Which of the following statements about reconnaissance is true?
Which of the following reads and writes data across network connections by using the TCP/IP protocol?
In which of the following malicious hacking steps does email tracking come under?
Adam, a novice web user, is very conscious about the security. He wants to visit the Web site that is known to have malicious applets and code. Adam always makes use of a basic Web Browser to perform such testing.
Which of the following web browsers can adequately fill this purpose?
Which of the following netcat parameters makes netcat a listener that automatically restarts itself when a connection is dropped?
Mark works as a Network Administrator for Perfect Inc. The company has both wired and wireless networks. An attacker attempts to keep legitimate users from accessing services that they require. Mark uses IDS/IPS sensors on the wired network to mitigate the attack. Which of the following attacks best describes the attacker's intentions?
Which of the following is a version of netcat with integrated transport encryption capabilities?
Which of the following tools uses common UNIX/Linux tools like the strings and grep commands to search core system programs for signatures of the rootkits?
You work as a System Administrator in SunSoft Inc. You are running a virtual machine on Windows Server 2003. The virtual machine is protected by DPM. Now, you want to move the virtual machine to another host. Which of the following steps can you use to accomplish the task?
Each correct answer represents a part of the solution. Choose all that apply.
John works as a professional Ethical Hacker. He has been assigned the project of testing the security of www.we-are-secure.com. He has successfully completed the following steps of the pre-attack phase:
l Information gathering
l Determining network range
l Identifying active machines
l Finding open ports and applications
l OS fingerprinting
l Fingerprinting services
Now John wants to perform network mapping of the We-are-secure network. Which of the following tools can he use to accomplish his task?
Each correct answer represents a complete solution. Choose all that apply.
Adam works as a Penetration Tester for Umbrella Inc. A project has been assigned to him check the security of wireless network of the company. He re-injects a captured wireless packet back onto the network. He does this hundreds of times within a second. The packet is correctly encrypted and Adam assumes it is an ARP request packet. The wireless host responds with a stream of responses, all individually encrypted with different IVs.
Which of the following types of attack is Adam performing?
James works as a Database Administrator for Techsoft Inc. The company has a SQL Server 2005 computer. The computer has a database named Sales. Users complain that the performance of the database has deteriorated. James opens the System Monitor tool and finds that there is an increase in network traffic. What kind of attack might be the cause of the performance deterioration?
In which of the following methods does an hacker use packet sniffing to read network traffic between two parties to steal the session cookies?
You work as a Network Penetration tester in the Secure Inc. Your company takes the projects to test the security of various companies. Recently, Secure Inc. has assigned you a project to test the security of a Web site. You go to the Web site login page and you run the following SQL query:
SELECT email, passwd, login_id, full_name
FROM members
WHERE email = 'attacker@somehwere.com'; DROP TABLE members; --'
What task will the above SQL query perform?
Adam works as a Security Administrator for the Umbrella Inc. A project has been assigned to him to strengthen the security policies of the company, including its password policies. However, due to some old applications, Adam is only able to enforce a password group policy in Active Directory with a minimum of 10 characters. He informed the employees of the company, that the new password policy requires that everyone must have complex passwords with at least 14 characters. Adam wants to ensure that everyone is using complex passwords that meet the new security policy requirements. He logged on to one of the network's domain controllers and runs the following command:
Which of the following actions will this command take?
Which of the following can be used as a countermeasure against the SQL injection attack?
Each correct answer represents a complete solution. Choose two.
Which of the following functions in c/c++ can be the cause of buffer overflow?
Each correct answer represents a complete solution. Choose two.
You see the career section of a company's Web site and analyze the job profile requirements. You conclude that the company wants professionals who have a sharp knowledge of Windows server 2003 and Windows active directory installation and placement. Which of the following steps are you using to perform hacking?
Your network is being flooded by ICMP packets. When you trace them down they come from multiple different IP addresses. What kind of attack is this?
John works as a professional Ethical Hacker. He has been assigned the project of testing the security of www.we-are-secure.com. He finds that the We-are-secure server is vulnerable to attacks. As a countermeasure, he suggests that the Network Administrator should remove the IPP printing capability from the server. He is suggesting this as a countermeasure against __________.
Adam works as a Security Analyst for Umbrella Inc. Company has a Windows-based network. All computers run on Windows XP. Manager of the Sales department complains Adam about the unusual behavior of his computer. He told Adam that some pornographic contents are suddenly appeared on his computer overnight. Adam suspects that some malicious software or Trojans have been installed on the computer. He runs some diagnostics programs and Port scanners and found that the Port 12345, 12346, and 20034 are open. Adam also noticed some tampering with the Windows registry, which causes one application to run every time when Windows start.
Which of the following is the most likely reason behind this issue?
Which of the following types of attack can guess a hashed password?
John works as a Professional Penetration Tester. He has been assigned a project to test the Website security of www.we-are-secure Inc. On the We-are-secure Website login page, he enters ='or''=' as a username and successfully logs on to the user page of the Web site. Now, John asks the we-aresecure Inc. to improve the login page PHP script. Which of the following suggestions can John give to improve the security of the we-are-secure Website login page from the SQL injection attack?
You have configured a virtualized Internet browser on your Windows XP professional computer. Using the virtualized Internet browser, you can protect your operating system from which of the following?
Which of the following tools combines two programs, and also encrypts the resulting package in an attempt to foil antivirus programs?
Which of the following types of attacks is only intended to make a computer resource unavailable to its users?
You are responsible for security at a company that uses a lot of Web applications. You are most concerned about flaws in those applications allowing some attacker to get into your network. What method would be best for finding such flaws?
Which of the following functions can be used as a countermeasure to a Shell Injection attack?
Each correct answer represents a complete solution. Choose all that apply.
Adam, a malicious hacker, wants to perform a reliable scan against a remote target. He is not concerned about being stealth at this point.
Which of the following type of scans would be most accurate and reliable?
Adam works as a Security Administrator for Umbrella Inc. A project has been assigned to him to secure access to the network of the company from all possible entry points. He segmented the network into several subnets and installed firewalls all over the network. He has placed very stringent rules on all the firewalls, blocking everything in and out except the ports that must be used. He does need to have port 80 open since his company hosts a website that must be accessed from the Internet. Adam is still worried about the programs like Hping2 that can get into a network through covert channels.
Which of the following is the most effective way to protect the network of the company from an attacker using Hping2 to scan his internal network?
Which of the following tools is used to download the Web pages of a Website on the local system?
John, a part-time hacker, has accessed in unauthorized way to the www.yourbank.com banking Website and stolen the bank account information of its users and their credit card numbers by using the SQL injection attack. Now, John wants to sell this information to malicious person Mark and make a deal to get a good amount of money. Since, he does not want to send the hacked information in the clear text format to Mark; he decides to send information in hidden text. For this, he takes a steganography tool and hides the information in ASCII text by appending whitespace to the end of lines and encrypts the hidden information by using the IDEA encryption algorithm. Which of the following tools is John using for steganography?
John works as a professional Ethical Hacker. He has been assigned a project to test the security of www.we-are-secure.com. He performs Web vulnerability scanning on the We-are-secure server. The output of the scanning test is as follows:
C:\whisker.pl -h target_IP_address
-- whisker / v1.4.0 / rain forest puppy / www.wiretrip.net -- = - = - = - = - =
= Host: target_IP_address
= Server: Apache/1.3.12 (Win32) ApacheJServ/1.1
mod_ssl/2.6.4 OpenSSL/0.9.5a mod_perl/1.22
+ 200 OK: HEAD /cgi-bin/printenv
John recognizes /cgi-bin/printenv vulnerability ('Printenv' vulnerability) in the We_are_secure server. Which of the following statements about 'Printenv' vulnerability are true?
Each correct answer represents a complete solution. Choose all that apply.
Which of the following statements are true about firewalking?
Each correct answer represents a complete solution. Choose all that apply.
Adam, a malicious hacker has successfully gained unauthorized access to the Linux system of Umbrella Inc. Web server of the company runs on Apache. He has downloaded sensitive documents and database files from the computer.
After performing these malicious tasks, Adam finally runs the following command on the Linux command box before disconnecting.
for (( i = 0;i<11;i++ )); do dd if=/dev/random of=/dev/hda && dd if=/dev/zero of=/dev/hda done
Which of the following actions does Adam want to perform by the above command?
Your friend plans to install a Trojan on your computer. He knows that if he gives you a new version of chess.exe, you will definitely install the game on your computer. He picks up a Trojan and joins it to chess.exe. The size of chess.exe was 526,895 bytes originally, and after joining this chess file to the Trojan, the file size increased to 651,823 bytes. When he gives you this new game, you install the infected chess.exe file on your computer. He now performs various malicious tasks on your computer remotely. But you suspect that someone has installed a Trojan on your computer and begin to investigate it. When you enter the netstat command in the command prompt, you get the following results:
C:\WINDOWS>netstat -an | find "UDP" UDP IP_Address:31337 *:*
Now you check the following registry address:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
In the above address, you notice a 'default' key in the 'Name' field having " .exe" value in the corresponding 'Data' field. Which of the following Trojans do you think your friend may have installed on your computer on the basis of the above evidence?
Which of the following types of attacks slows down or stops a server by overloading it with requests?
Your IDS discovers that an intruder has gained access to your system. You immediately stop that access, change passwords for administrative accounts, and secure your network. You discover an odd account (not administrative) that has permission to remotely access the network. What is this most likely?
Jane works as a Consumer Support Technician for ABC Inc. The company provides troubleshooting support to users. Jane is troubleshooting the computer of a user who has installed software that automatically gains full permissions on his computer. Jane has never seen this software before. Which of the following types of malware is the user facing on his computer?
Which of the following would allow you to automatically close connections or restart a server or service when a DoS attack is detected?
You work as an Incident handler in Mariotrixt.Inc. You have followed the Incident handling process to handle the events and incidents. You identify Denial of Service attack (DOS) from a network linked to your internal enterprise network. Which of the following phases of the Incident handling process should you follow next to handle this incident?
You are the Administrator for a corporate network. You are concerned about denial of service attacks.
Which of the following would be the most help against Denial of Service (DOS) attacks?
Which of the following ensures that the investigation process of incident response team does not break any laws during the response to an incident?
You work as a Senior Marketing Manager for Umbrella Inc. You find out that some of the software applications on the systems were malfunctioning and also you were not able to access your remote desktop session. You suspected that some malicious attack was performed on the network of the company. You immediately called the incident response team to handle the situation who enquired the Network Administrator to acquire all relevant information regarding the malfunctioning. The Network Administrator informed the incident response team that he was reviewing the security of the network which caused all these problems. Incident response team announced that this was a controlled event not an incident.
Which of the following steps of an incident handling process was performed by the incident response team?
Which of the following Trojans is used by attackers to modify the Web browser settings?
You work as a System Administrator for Happy World Inc. Your company has a server named uC1 that runs Windows Server 2008. The Windows Server virtualization role service is installed on the uC1 server which hosts one virtual machine that also runs Windows Server 2008. You are required to install a new application on the virtual machine. You need to ensure that in case of a failure of the application installation, you are able to quickly restore the virtual machine to its original state.
Which of the following actions will you perform to accomplish the task?
Which of the following penetration testing phases involves gathering data from whois, DNS, and network scanning, which helps in mapping a target network and provides valuable information regarding the operating system and applications running on the systems?
In which of the following attacks does an attacker use packet sniffing to read network traffic between two parties to steal the session cookie?
Which of the following are based on malicious code?
Each correct answer represents a complete solution. Choose two.