H-rj01293869.rar

After you have a list of IOCs (hashes, domains, IPs, filenames), cross‑reference them with public threat‑intel feeds:

: You can verify the official details of the work by searching the ID on the DLsite Maniax store page. H-RJ01293869.rar

rule H_RJ01293869 meta: description = "Detects the H-RJ01293869 ransomware dropper" author = "Your Name" date = "2026-04-16" strings: $url = "185.62.78.93" nocase $enc_ps = /-enc [A-Za-z0-9+/=]200,/ condition: $url and $enc_ps After you have a list of IOCs (hashes,

| Tool | Command | What It Shows | |------|---------|---------------| | file | file extracted/* | MIME type / format | | binwalk | binwalk -e extracted/* | Embedded files, compressed sections | | exiftool | exiftool extracted/* | Metadata (creation tool, timestamps) | | strings | strings -a extracted/* > strings.txt | Human‑readable strings (URLs, commands, IPs) | | | Creation / modification timestamps | Use

| Attribute | What to Check | Why It Matters | |-----------|----------------|----------------| | | Look for patterns (e.g., random letters/numbers, version strings) | Attackers often use generic names to avoid detection. | | File size | Note the size (bytes, MB) | Large archives may contain multiple payloads; very small ones could be “droppers.” | | File hash | Compute SHA‑256 / MD5 with sha256sum or certutil | Enables quick reputation lookup on VirusTotal, Hybrid Analysis, etc. | | Creation / modification timestamps | Use stat (Linux) or PowerShell Get-Item (Windows) | May hint at when the file was dropped or staged. | | Extension | Confirm it’s really a RAR archive (magic bytes 52 61 72 21 1A 07 00 ) | Attackers sometimes rename other formats to .rar to bypass filters. |