Malicious PDF — malware analysis report

Static analysis result for SHA-256 23500060c8f44e67…

MALICIOUS

PDF

18.9 KB Created: 2019-05-04 13:55:35 +01:00 Authoring application: mPDF 5.7
MD5: b38e95f327cf9d5e999fc7cd50f3bbc6 SHA-1: 738d625b084850dbd61245549a3d39bc5a89fa27 SHA-256: 23500060c8f44e67e7a05af17840715cfd835d02c272318b3ebd8da104357508
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded links to external PDFs hosted on the domain 'loaminoo.linkpc.net'. This is indicative of an SEO poisoning or link farm attack, where the goal is to drive traffic to malicious or deceptive content. The ML classifier also strongly flagged this PDF as malicious. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9920

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/1090093095090094096/Avant-Garde-Videogames-Playing-with-Technoculture-by-Brian-Schrank.pdf
    • http://loaminoo.linkpc.net/5099098091091091/The-Theory-of-the-Avant-Garde-by-Renato-Poggioli.pdf
    • http://loaminoo.linkpc.net/7093095097094093/Homage-to-the-Last-Avant-Garde-by-Kent-Johnson.pdf
    • http://loaminoo.linkpc.net/5099098090090094/Theory-of-the-Avant-Garde-by-Peter-B-rger.pdf
    • http://loaminoo.linkpc.net/5099098091097094/Crescendo-Boston-Avant-Garde-2-by-Kaitlin-Maitland.pdf
    • http://loaminoo.linkpc.net/6098097090095091/Avant-Garde-Theatre-1892-1992-by-Christopher-Innes.pdf
    • http://loaminoo.linkpc.net/7093095097094092/The-Total-Art-of-Stalinism-Avant-Garde-Aesthetic-Dictatorship-and-Beyond-by-Boris-Groys.pdf
    • http://loaminoo.linkpc.net/5099091096094092/The-Mattioli-Collection-Masterpieces-of-the-Italian-Avant-garde-by-Flavio-Fergonzi.pdf
    • http://loaminoo.linkpc.net/1091095097099098093/Modern-French-Theatre-The-Avant-Garde-Dada-and-Surrealism-by-Michael-Benedikt.pdf
    • http://loaminoo.linkpc.net/5099098091098095/Birth-Of-The-Cool-Beat-Bebop-and-the-American-Avant-Garde-by-Lewis-MacAdams.pdf
    • http://loaminoo.linkpc.net/5099098091097090/Five-Faces-of-Modernity-Modernism-Avant-garde-Decadence-Kitsch-Postmodernism-by-Matei-C-linescu.pdf
    • http://loaminoo.linkpc.net/4094095091093091/The-Spirit-of-Montmartre-Cabarets-Humor-and-the-Avant-Garde-1875-1905-by-Phillip-Dennis-Cate.pdf
    • http://loaminoo.linkpc.net/5091090092092096/The-Emergence-of-Film-Culture-Knowledge-Production-Institution-Building-and-the-Fate-of-the-Avant-garde-in-Europe-1919-1945-by-Malte-Hagener.pdf
    • http://loaminoo.linkpc.net/5099098091091095/Vegan-100-Over-100-Incredible-Recipes-from-Avant-Garde-Vegan-by-Gaz-Oakley.pdf
    • http://loaminoo.linkpc.net/1090093095091091095/Gentle-Carmel-Into-the-Black-Dumb-by-Brian-Schrank.pdf
    • http://loaminoo.linkpc.net/9097098097097091/Gameplay-Mode-War-Simulation-and-Technoculture-by-Patrick-Crogan.pdf
    • http://loaminoo.linkpc.net/4096098091091091/Videogames-for-Humans-by-Merritt-Kopas.pdf
    • http://loaminoo.linkpc.net/1091095095099098090/Playing-for-Keeps-Playing-Series-Book-3-by-Ashlie-Knapp.pdf
    • http://loaminoo.linkpc.net/2092091091090098/All-Your-Base-Are-Belong-to-Us-How-Fifty-Years-of-Videogames-Conquered-Pop-Culture-by-Harold-Goldberg.pdf
    • http://loaminoo.linkpc.net/1090093095090094090/Miracle-Man-A-Novel-by-Ben-Schrank.pdf
    • http://loaminoo.linkpc.net/5099098091097090/Five-Faces-of-Modernity-Modernism-Avant-g