PT0-003 Exam Dumps - CompTIA PenTest+ Exam

When considering efficiency and security for exfiltrating sensitive data, the chosen method must ensure data confidentiality and minimize the risk of detection. Here’s an analysis of each option:

Use steganography and send the file over FTP (Option A):

Steganography hides data within other files, such as images. FTP is a protocol for transferring files.

Drawbacks: FTP is not secure as it transmits data in clear text, making it susceptible to interception. Steganography can add an extra layer of obfuscation, but the use of FTP makes this option insecure.

Compress the file and send it using TFTP (Option B):

TFTP is a simple file transfer protocol that lacks encryption.

Drawbacks: TFTP is inherently insecure because it does not support encryption, making it easy for attackers to intercept the data during transfer.

Split the file in tiny pieces and send it over dnscat (Option C):

dnscat is a tool for tunneling data over DNS.

Drawbacks: While effective at evading detection by using DNS, splitting the file and managing the reassembly adds complexity. Additionally, large data transfers over DNS can raise suspicion.

Encrypt and send the file over HTTPS (Answer: D):

Encrypting the file ensures that its contents are protected during transfer. HTTPS provides a secure, encrypted channel for communication over the internet.

Advantages: HTTPS is widely used and trusted, making it less likely to raise suspicion. Encryption ensures the data remains confidential during transit.

To avoid triggering IDS/IPS alerts, the attacker should use offline cracking on compromised hashes rather than direct brute-force attempts.

Crack user accounts using compromised hashes (Option A):

Hashes can be cracked offline using tools like Hashcat or John the Ripper.

No direct login attempts, avoiding detection by security systems.

Lock picking techniques are used in physical security assessments to test access control mechanisms.

Raking (Option D):

Raking is a lock-picking technique where a rake pick is inserted and rapidly moved in and out to manipulate multiple pins simultaneously.

It is faster but less precise than single-pin picking.

Used when speed is prioritized over precision.

kube-hunter is a tool designed to perform security assessments on Kubernetes clusters. It identifies various vulnerabilities, focusing on weaknesses and misconfigurations. Here’s why option B is correct:

Kube-hunter: It scans Kubernetes clusters to identify security issues, such as misconfigurations, insecure settings, and potential attack vectors.

Network Configuration Errors: While kube-hunter might identify some network-related issues, its primary focus is on Kubernetes-specific vulnerabilities and misconfigurations.

Application Deployment Issues: These are more related to the applications running within the cluster, not the cluster configuration itself.

Security Vulnerabilities in Docker Containers: Kube-hunter focuses on the Kubernetes environment rather than Docker container-specific vulnerabilities.

References from Pentest:

Forge HTB: Highlights the use of specialized tools to identify misconfigurations in environments, similar to how kube-hunter operates within Kubernetes clusters​​.

Anubis HTB: Demonstrates the importance of identifying and fixing misconfigurations within complex environments like Kubernetes clusters​​.

Conclusion:

Option B, weaknesses and misconfigurations in the Kubernetes cluster, accurately describes the type of vulnerabilities that kube-hunter is designed to detect.

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The key detail in the Nmap scan output is that port 2222/tcp is open and running the SSH service. The standard SSH port is 22, so if the tester was attempting to connect on port 22, they would not succeed because SSH is instead listening on port 2222.

This is a common security hardening tactic—moving services to non-standard ports to reduce automated attacks.

There is no indication that the service is blocked (B), or requires certificates (C), or is inactive (D), because Nmap clearly shows the service is open and identified.

CompTIA PenTest+ Reference:

PT0-003 Objective 3.3: Analyze tool output or data related to engagement activities.

Nmap usage and interpreting scan results is emphasized in multiple sections.

C2 servers are used to remotely control compromised systems while avoiding detection.

Covenant (Option B):

Covenant is an advanced C2 framework designed for stealthy post-exploitation in red team operations.

Supports encrypted communication, privilege escalation, and evasion techniques.

Since the system is running Windows 7 SP0, it is highly likely to be vulnerable to MS17-010 (EternalBlue), a critical SMB vulnerability used for remote code execution (RCE).

Option A (psexec) ❌: PsExec requires valid credentials, which we do not have yet.

Option B (ms08_067_netapi) ❌: MS08-067 targets Windows XP/Server 2003, but the system is Windows 7.

Option C (ms17_010_eternalblue) ✅: Correct.

EternalBlue allows remote exploitation of SMBv1 in Windows 7/Server 2008.

Option D (snmp_login scanner) ❌: Only checks default SNMP credentials, not an exploit.

📖 Reference: CompTIA PenTest+ PT0-003 Official Guide – SMB Exploitation & EternalBlue

The Nmap scan output indicates SMB (port 445) is open, and message signing is disabled. This makes the system vulnerable to NTLM relay attacks.

Option A (responder -I eth0 -dwv ntlmrelayx.py -smb2support -tf ) ✅: Correct.

Responder poisons LLMNR and NBT-NS requests, capturing NTLM hashes.

NTLMRelayX then relays captured hashes to an SMB service without message signing, allowing unauthorized access.

This attack is stealthier than brute-force methods.

Option B (ms17_010_psexec) ❌: This exploits EternalBlue, but we don’t have confirmation that this system is vulnerable to MS17-010.

Option C (hydra brute-force) ❌: SMB brute-force is noisy and will likely trigger alerts.

Option D (smb-brute.nse) ❌: This brute-force attack is also loud and detectable.

📖 Reference: CompTIA PenTest+ PT0-003 Official Guide – NTLM Relay & SMB Exploitation