Malicious PDF — malware analysis report

Static analysis result for SHA-256 b0306018d3573c51…

MALICIOUS

PDF

12.7 KB Created: 2019-04-30 04:06:08 +01:00 Authoring application: mPDF 5.7
MD5: 94f97067c869ff5e05aefab6d81f442e SHA-1: b750af8cdac0db1506eb85843a8b22adcbf37629 SHA-256: b0306018d3573c51d811695031208c8474c34311892813b0a630c4f9554cdd2f
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded links pointing to external PDF files, hosted on the domain 'xiixmcuin.linkpc.net'. This is indicative of a link farm or a redirection scheme designed to lead users to potentially malicious content. No scripts were extracted, and the document body was heavily obfuscated, making it difficult to determine the exact nature of the lure beyond the link farm. The primary attack pattern observed is the distribution of numerous external links.

Heuristics 2

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://xiixmcuin.linkpc.net/1201200205207206/Losing-Joe-s-Place-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/8201205208208/Son-of-the-Mob-Son-of-the-Mob-1-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/4200202202201205/Schooled-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/4208202202201/S-O-S-Titanic-3-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/2209207204203206/Schooled-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/5206205209/Restart-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/9206209206209/Born-to-Rock-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/3202207206203208/Hollywood-Hustle-Son-of-the-Mob-2-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/2200208205205200/Who-is-Bugs-Potter-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/3202209209204201/The-Rescue-Kidnapped-3-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/1209206202200202/The-Discovery-Dive-1-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/6201206207209/Zoobreak-Swindle-2-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/7203202204200/Collision-Course-Titanic-2-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/3207201200208208/Beware-The-Fish-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/2208207205208204/The-Stowaway-Solution-On-The-Run-4-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/1200206203206202/Chasing-The-Falconers-On-The-Run-1-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/7206200202207/The-War-With-Mr-Wizzle-MacDonald-Hall-4-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/1208200209204202/This-can-t-be-happening-at-mcdonald-hall-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/2209203209207201/The-Toilet-Paper-Tigers-by-Gordon-Korman.pdf
    • http://xiixmcuin.linkpc.net/3207202202201201/This-Can-t-Be-Happening-at-MacDonald-Hall-by-Gordon-Korman.pdf

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