Malicious PDF — malware analysis report

Static analysis result for SHA-256 d115953597a1a043…

MALICIOUS

PDF

21.1 KB Created: 2019-04-30 02:46:23 +01:00 Authoring application: mPDF 5.7
MD5: 12009cfe2537f9d60a8fc613aedcdd95 SHA-1: b867d8d9a4660b091892d95ffc76cc62fd3d1b6f SHA-256: d115953597a1a04380203ea785726ab4575b755f84e446f4326e6d8bf65d6c4e
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF was flagged by a critical heuristic for containing a mass external link farm, with 26 links pointing to the same dominant host. While the document body is heavily obfuscated, the presence of numerous links suggests an attempt to manipulate search engine results or distribute content from a controlled domain. The ML classifier also strongly indicated maliciousness.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9939

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://loaminoo.linkpc.net/1090098092094095/The-Sandcastle-People-by-B-Well.pdf
    • http://loaminoo.linkpc.net/2091094093097095/Sandcastle-Sandcastle-1-by-Fatih-Turgut.pdf
    • http://loaminoo.linkpc.net/2097092096090099/The-11-Laws-of-Likability-Relationship-Networking-Because-People-Do-Business-with-People-They-Like-by-Michelle-Tillis-Lederman.pdf
    • http://loaminoo.linkpc.net/7094097099094095/Value-People-to-People-Another-way-to-craft-brands-and-do-business-by-Christophe-Fauconnier.pdf
    • http://loaminoo.linkpc.net/7095099093091090/Daily-Routine-What-Makes-the-Difference-between-Highly-Successful-People-and-Unsuccessful-People---Become-the-Master-of-Your-Life-by-Andrew-Gump.pdf
    • http://loaminoo.linkpc.net/7091094095098098/People-From-ywiec-County-People-From-ywiec-Wilhelm-Brasse-Tomasz-Adamek-Tadeusz-Pieronek-J-zef-Juraszek-lopek-Agata-Wr-bel-by-Books-LLC.pdf
    • http://loaminoo.linkpc.net/2096091090092098/-quot-Multiplication-Is-for-White-People-quot-Raising-Expectations-for-Other-People-s-Children-by-Lisa-Delpit.pdf
    • http://loaminoo.linkpc.net/5099095096091098/The-Youtube-Poop---Characters---Animals-Apes-Bears-Cats-Furries-Hedgehogs-Monkeys-People-from-Mobius-People-from-the-100-Acre-Wood-Billy-Fari-Grumpy-Bear-Amy-Rose-Keyboard-Cat-Oggy-Tigger-Zakuro-Amy-Rose-Arthur-Read-by-Source-Wikia.pdf
    • http://loaminoo.linkpc.net/1097099098097092/The-Winter-People-The-Winter-People-1-by-Rebekah-L-Purdy.pdf
    • http://loaminoo.linkpc.net/3099098092097097/The-Winter-People-The-Winter-People-1-by-Rebekah-L-Purdy.pdf
    • http://loaminoo.linkpc.net/2098090098090090/People-of-the-Longhouse-People-of-the-Longhouse-1-by-W-Michael-Gear.pdf
    • http://loaminoo.linkpc.net/7092092091090094/Business-Is-the-People-amp-People-Are-the-Business-by-Vahe-Akay.pdf
    • http://loaminoo.linkpc.net/1093095096091/The-Doll-People-Doll-People-1-by-Ann-M-Martin.pdf
    • http://loaminoo.linkpc.net/4096090090092094/There-Are-Gay-People-Everywhere-by-Isa-K-.pdf
    • http://loaminoo.linkpc.net/1090091098094093096/The-Also-People-by-Ben-Aaronovitch.pdf
    • http://loaminoo.linkpc.net/4090092092097/People-by-Blexbolex.pdf
    • http://loaminoo.linkpc.net/1092096096093090/The-Ice-People-by-Maggie-Gee.pdf
    • http://loaminoo.linkpc.net/3092090095091097/Other-People-by-George-Fithen.pdf
    • http://loaminoo.linkpc.net/3097093099095092/People-of-the-Sea-by-David-Thomson.pdf
    • http://loaminoo.linkpc.net/3096097098097095/The-Little-People-by-David-Wilkerson.pdf
    • http://loaminoo.linkpc.net/7091094095098098/People-From-ywiec-County-People-From-ywiec-Wilhelm-Brasse-Tomasz-Adamek-T