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NEW QUESTION # 46
Michael, a forensic expert, was assigned to investigate an incident that involved unauthorized intrusion attempts. In this process, Michael identified all the open ports on a system and disabled them because these open ports can allow attackers to install malicious services and compromise the security of the system or network.
Which of the following commands assisted Michael in identifying open ports in the above scenario?
Answer: D
Explanation:
To identifyopen ports, investigators need a method that actively checks which TCP/UDP ports on a host are accepting connections. The commandnmap -sT localhostperforms aTCP Connect scanagainst the local system. In a connect scan, Nmap uses the operating system's normal networking API to attempt a full TCP three-way handshake to each targeted port. If the handshake completes, the port is reported asopen; if it is refused, it isclosed; and if filtered by firewall rules, it may appearfiltered. This directly supports Michael's objective of enumerating open ports so they can be reviewed and disabled to reduce the attack surface and prevent malicious services from being installed.
The other options do not enumerate open ports in the same way.netstat -ishows interface-level statistics (packets, errors) rather than listing listening services.netstat -rndisplays the routing table (routes and gateways), which helps understand network paths but not which ports are open.ifconfig <interface> -promisc relates to enabling/disabling promiscuous mode on an interface for packet capture, not port discovery.
Therefore, the command that assisted in identifying open ports isnmap -sT localhost (C).
NEW QUESTION # 47
Sandra, a hacker, targeted Johana, a software professional, to steal her banking details. She started sending frequent, random pop-up messages with malicious links to her social media page. Johana accidentally clicked on a link, causing a malicious program to get installed in her system. Subsequently, when Johana attempted to access her banking website, the URL redirected her to a malicious website controlled by Sandra. Johana entered her banking credentials on the fake website, which Sandra then captured.
Identify the type of attack performed by Sandra on Johana.
Answer: A
Explanation:
The scenario describes a victim beingredirected from a legitimate banking URL to a fraudulent websitewithout intending to visit it, after malware is installed on the system. This behavior is characteristic ofpharming, an attack in which an adversarycauses redirectionto a malicious destination even when the user types the correct address or clicks a legitimate bookmark. In digital forensics references, pharming is commonly achieved by manipulatingname resolution or routing mechanisms, such as altering the localhosts file, changingDNS server settings, poisoning DNS responses, modifying browser proxy settings, or installing malware that intercepts and rewrites web requests. The key forensic indicator is that the victim's request for the real domain is transparently diverted to attacker-controlled infrastructure, where credentials are harvested through a convincing spoofed login page.
The other options do not match the redirection-and-fake-site mechanism.Tailgatingis physical access abuse (following someone into a secure area).Dumpster divinginvolves retrieving sensitive information from discarded materials.Shoulder surfingis observing credentials by watching the victim type. Because the essential action here ismalicious redirection to a fake site to steal credentials, the correct answer isPharming (A).
NEW QUESTION # 48
Kelvin, a forensic investigator at FinCorp Ltd., was investigating a cybercrime against the company. As part of the investigation process, he needs to recover corrupted and deleted files from a Windows system. Kelvin decided to use an automated tool to recover the damaged, corrupted, or deleted files.
Which of the following forensic tools can help Kelvin in recovering deleted files?
Answer: C
Explanation:
In Windows forensics, recovering deleted or corrupted files typically requires afile-system aware data recovery toolthat can interpret NTFS/FAT metadata and scan disk structures for lost file records and residual content.R-Studiois designed specifically for data recovery: it can locate and rebuild deleted files by analyzing file system metadata (such as NTFS MFT entries and directory records), recover data from formatted or damaged partitions, and perform raw "signature-based" scans to carve files when metadata is missing. This aligns directly with Kelvin's need for an automated method to restoredamaged, corrupted, or deletedfiles from a Windows system.
The other options do not match the stated recovery objective.OphcrackandCain & Abelare password recovery
/auditing tools used to obtain credentials (e.g., cracking hashes), not to restore deleted files.Rohos Mini Driveis primarily an encryption/secure storage utility for creating encrypted containers, which may protect data but does not function as a forensic recovery tool for deleted or corrupted files. Therefore, among the listed tools,R-Studio (C)is the correct choice for automated recovery of deleted files in a Windows forensic investigation.
NEW QUESTION # 49
A forensic investigator is collecting volatile data such as system information and network information present in the registries, cache, DLLs, and RAM of digital devices through its normal interface.
Identify the data acquisition method the investigator is performing.
Answer: A
Explanation:
The scenario describes the investigator collectingvolatileartifacts-specifically information inRAM, activeDLLs, system and network state, and transient data held incacheand similar runtime locations-through the device's normal interface while the system is running. In digital forensics documentation, this is the defining characteristic oflive acquisition(also called live response). Live acquisition is performed when the system remains powered on so that investigators can capture evidence that would be lost on shutdown, such as running processes, open network connections, logged-on sessions, loaded modules/DLLs, encryption keys, and portions of registry data that exist in memory or are actively changing.
By contrast,static acquisitionanddead acquisitionare conducted when the system is powered off (or the evidence drive is imaged outside the running OS), focusing primarily on persistent storage such as disk sectors and file system structures.Non-volatile data acquisitionrefers to collecting persistent data stored on media (e.g., files on disk), which does not match the emphasis on RAM and other volatile components in the question. Because the investigator is explicitly collecting volatile data from a running system via its normal interface, the correct method isLive acquisition (B).
NEW QUESTION # 50
Given below are different steps involved in event correlation.
Event masking
Event aggregation
Root cause analysis
Event filtering
Identify the correct sequence of steps involved in event correlation.
Answer: A
Explanation:
In event correlation (as applied in SOC/SIEM-driven investigations), the workflow typically starts byreducing complexityandnormalizing what "one incident" looks likebefore attempting conclusions about causality.Event aggregation (2)is performed early to combine multiple low-level, related events (for example repeated authentication failures, repeated firewall denies, or multiple IDS hits for the same signature) into higher-level
"grouped" records. This prevents analysts from treating every raw log line as a separate incident and makes correlation computationally and operationally feasible.
Next,event masking (1)suppresses events that are already known to be irrelevant or repetitive in a way that does not add investigative value (for example, routine scheduled scans, approved admin tools, or duplicate alerts already represented in the aggregated set). After masking,event filtering (4)further removes remaining noise using rules, thresholds, whitelists, time windows, or relevance criteria (scope, asset criticality, and known-benign sources), leaving a cleaner dataset that represents probable security-relevant activity.
Only after the dataset is consolidated and noise-reduced doesroot cause analysis (3)become reliable, because RCA depends on a clear chain of correlated events to identify the initiating action and propagation path.
Hence the correct sequence is2 # 1 # 4 # 3 (Option B).
NEW QUESTION # 51
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