Question 611 · 856 in bank
A user recently entered a username and password into a recruiting application website that had been forged to look like the legitimate site. Upon investigation, a security analyst identifies the following: • The legitimate website's IP address is 10.1.1.20 and eRecruit.local resolves to this IP. • The forged website's IP address appears to be 10.2.12.99, based on NetFlow records. • All three of the organization's DNS servers show the website correctly resolves to the legitimate IP. • DNS query logs show one of the three DNS servers returned a result of 10.2.12.99 (cached) at the approximate time of the suspected compromise. Which of the following MOST likely occurred?
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Answer: C
Explanation
an attacker temporarily poisoned a name server, occurred. The DNS query logs show that one of the three DNS servers returned a result of 10.2.12.99 (cached) at the approximate time of the suspected compromise, indicating that the attacker may have compromised a DNS server to replace the valid IP address for a trusted website with a forged one. This type of attack is known as a pharming attack, where the attacker compromises the process of DNS resolution to redirect network traffic to a forged website
Source: Adapted from community discussion — sujon_london