Malicious PDF — malware analysis report

Static analysis result for SHA-256 3328e9f5a3448c6b…

MALICIOUS

PDF

22.4 KB Created: 2019-04-29 23:34:27 +01:00 Authoring application: mPDF 5.7
MD5: 0236e8909ec434d431425bb9c8584ca1 SHA-1: b3ea20a6a4db946289bf88246caa33c05f83500d SHA-256: 3328e9f5a3448c6b5ddb0afe3737fa2444f46c2e2d151159a0a4105d74e454da
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF file contains a large number of embedded links to external PDFs hosted on the domain 'loaminoo.linkpc.net'. This behavior is indicative of a link farm or a redirection scheme, likely intended to drive traffic or potentially host malicious content disguised as legitimate documents. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9925

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/5097090095098098/Getting-started-with-Tambour-Embroidery-Haute-Couture-Embroidery-Series-Book-1-by-Saskia-ter-Welle.pdf
    • http://loaminoo.linkpc.net/1091097098098098090/Art-Needlework-for-Decorative-Embroidery-Guide-to-Embroidery-in-Crewels-Silks-Appliqu-Etc-With-Instructions-as-to-Stitches-and-Explanatory-Diagrams-Containing-Also-a-Short-History-of-the-Art-of-Embroidery-by-Eliza-Mary-Ann-Savage.pdf
    • http://loaminoo.linkpc.net/1091097098098096092/Big-Embroidery-20-Crewel-Embroidery-Designs-to-Stitch-with-Wool-by-Nancy-Nicholson.pdf
    • http://loaminoo.linkpc.net/1091097098098097098/A-Z-of-Crewel-Embroidery-and-A-Z-of-Ribbon-Embroidery-Flexibound-2-Books-Bundle-Collection-by-Country-Bumpkin-Publications.pdf
    • http://loaminoo.linkpc.net/7091099094097091/Alabama-Stitch-Book-Projects-and-Stories-Celebrating-Hand-Sewing-Quilting-and-Embroidery-for-Contemporary-Sustainable-Style-by-Natalie-Chanin.pdf
    • http://loaminoo.linkpc.net/6096097092092090/Haute-Couture-Ateliers-The-Artisans-of-Fashion-by-H-l-ne-Farnault.pdf
    • http://loaminoo.linkpc.net/8095090097095097/Haute-Corse-Gemeente-in-Haute-Corse-Kanton-Van-Haute-Corse-Plaats-in-Haute-Corse-Lijst-Van-Gemeenten-in-Het-Departement-Haute-Corse-Calvi-by-Bron-Wikipedia.pdf
    • http://loaminoo.linkpc.net/1091097098097095099/Fun-with-Crewel-Embroidery-by-Erica-Wilson.pdf
    • http://loaminoo.linkpc.net/9097097098097099/Decorative-embroidery-by-Mary-Norden.pdf
    • http://loaminoo.linkpc.net/1091097098098096093/A-Z-of-Crewel-Embroidery-by-Country-Bumpkin.pdf
    • http://loaminoo.linkpc.net/9099099095093091/Three-Dimensional-Embroidery-Stitches-by-Pat-Trott.pdf
    • http://loaminoo.linkpc.net/2093094095097095/Stitch-Me-Deadly-An-Embroidery-Mystery-2-by-Amanda-Lee.pdf
    • http://loaminoo.linkpc.net/1091097098097094098/Craft-Of-Crewel-Embroidery-by-Erica-Wilson.pdf
    • http://loaminoo.linkpc.net/1097091093097098/The-Quick-and-the-Thread-An-Embroidery-Mystery-1-by-Amanda-Lee.pdf
    • http://loaminoo.linkpc.net/1091097098097095098/Handbook-of-American-Crewel-Embroidery-by-Muriel-L-Baker.pdf
    • http://loaminoo.linkpc.net/8091094092092098/Embroidery-and-Lace-Their-Manufacture-and-History-by-Ernest-Lef-bure.pdf
    • http://loaminoo.linkpc.net/1091097098098091090/The-complete-guide-to-embroidery-stitches-and-crewel-by-Jo-Bucher.pdf
    • http://loaminoo.linkpc.net/1091097098098090093/Crewel-embroidery-made-easy-by-Barbara-McLennan.pdf
    • http://loaminoo.linkpc.net/9099091099091095/Designs-for-Holbein-embroidery-110-new-geometric-patterns-by-Nikki-Scheuer.pdf
    • http://loaminoo.linkpc.net/1091097098097090096/The-New-Crewel-Exquisite-Designs-in-Contemporary-Embroidery-by-Katherine-Shaughnessy.pdf
    • http://loaminoo.linkpc.net/7091099094097091/Alabama-Stitch-Book-Projects-and-Stories-Celebrating-Ha