Ku7175.rar ›

Running unrar l ku7175.rar lists the internal files without extracting them.

Monitored network traffic using Wireshark to identify any Command and Control (C2) callbacks.

Using the file command confirmed the artifact is a RAR archive (e.g., RAR 5.0). Hash Calculation: MD5: [Calculated MD5 Hash] SHA-256: [Calculated SHA-256 Hash] ku7175.rar

Observation: Identified files such as flag.txt , config.bin , or suspicious executables. If the RAR file is password-protected: Tool: John the Ripper or Hashcat . Process: Extracted the hash using rar2john ku7175.rar > hash.txt . Ran a wordlist attack (e.g., using rockyou.txt ). Recovered Password: [Insert Password] 4. Deep Analysis Static Analysis:

Used strings to look for human-readable indicators, URLs, or potential flags within extracted binaries. Running unrar l ku7175

Checked for Alternative Data Streams (ADS) if analyzed on a Windows environment.

While "ku7175.rar" does not appear in public databases as a known malware sample or a common Capture The Flag (CTF) challenge as of April 2026, it follows the naming convention often seen in cybersecurity exercises. Ran a wordlist attack (e

Observed system changes (registry keys, file creation) using Procmon .