Malicious PDF — malware analysis report

Static analysis result for SHA-256 6d72742784840cbc…

MALICIOUS

PDF

22.4 KB Created: 2019-05-03 05:49:44 +01:00 Authoring application: mPDF 5.7
MD5: c16e71c6d01d7107d6387f9d5e57360b SHA-1: a8050eda5caa52e193c7792ade6639c282058fce SHA-256: 6d72742784840cbce71441a79dadc10834c5f35f1c8d4ede4d66ecfb09a4c7a7
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs pointing to a domain that appears to be used for SEO poisoning or a link farm. The ML classifier also flagged this PDF as malicious. While no scripts were directly extracted, the PDF structure and embedded URLs suggest an attempt to redirect users to potentially malicious content, possibly as a lure for further exploitation.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9903

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/6091093090099090/The-Cursed-One-Chapter-6-and-7-by-Miroir-Mitani.pdf
    • http://loaminoo.linkpc.net/6091093090098091/Ripples-of-Blind-Trust-Chapter-3-and-4-by-Miroir-Mitani.pdf
    • http://loaminoo.linkpc.net/2098094091095094/The-Thrice-Cursed-Mage-Volumes-1-3-Cursed-Marked-and-Burned-by-J-A-Cipriano.pdf
    • http://loaminoo.linkpc.net/1098097091090092/Chapter-After-Chapter-Discover-the-Dedication-amp-Focus-You-Need-to-Write-the-Book-of-Your-Dreams-by-Heather-Sellers.pdf
    • http://loaminoo.linkpc.net/3094098095097091/Chapter-8-The-Complete-Series-Chapter-8-1-2-by-Ella-Dominguez.pdf
    • http://loaminoo.linkpc.net/1094095091094099/Cursed-Lovers-Cursed-1-by-Simona-Dobrescu.pdf
    • http://loaminoo.linkpc.net/4090094097093097/Cursed-Cursed-1-by-Rhianne-Aile.pdf
    • http://loaminoo.linkpc.net/4095093091095095/Cursed-Heart-Cursed-2-5-by-T-H-Snyder.pdf
    • http://loaminoo.linkpc.net/6092097093098092/The-Picture-of-Dorian-Gray-Collector-s-Edition-Including-the-Uncensored-13-Chapter-Version-amp-The-Revised-20-Chapter-Version-by-Oscar-Wilde.pdf
    • http://loaminoo.linkpc.net/8095096095090093/I-am-Malala-by-Malala-Yousafzai-and-Christina-Lamb---A-30-minute-Chapter-by-Chapter-Summary-by-Instaread-Summaries.pdf
    • http://loaminoo.linkpc.net/8099096099095098/The-Pictures-of-Dorian-Gray-Includes-Both-the-20-Chapter-and-13-Chapter-Versions-of-The-Picture-of-Dorian-Gray-by-Oscar-Wilde.pdf
    • http://loaminoo.linkpc.net/5097099090091094/Alain-Fournier-Au-Miroir-Du-Grand-Meaulnes-by-Pierre-Suire.pdf
    • http://loaminoo.linkpc.net/6098092092099092/Le-Miroir-bris-L-enfant-handicap-sa-famille-et-le-psychanalyste-by-Simone-Sausse.pdf
    • http://loaminoo.linkpc.net/6098092092098093/Le-Miroir-Brise-L-Enfant-Handicape-Sa-Famille-Et-Le-Psychanalyste-by-Simone-Sausse.pdf
    • http://loaminoo.linkpc.net/7098090094091092/Le-Monde-Am-rindien-Au-Miroir-Des-Lettres-difiantes-Et-Curieuses-by-Adrien-Paschoud.pdf
    • http://loaminoo.linkpc.net/5092094093096098/Alice-au-pays-des-Merveilles-And-De-l-autre-C-t-du-Miroir-Histoires-pour-Enfants-One-eBook-amp-Two-Classics-t-9-by-Lewis-Carroll.pdf
    • http://loaminoo.linkpc.net/8095092095096094/All-The-Light-We-Cannot-See-A-Novel-By-Anthony-Doerr-Official-Summary-and-Analysis---BookMarked-Chapter-By-Chapter-All-The-Light-We-Cannot-See-Anthony-Doerr-All-The-Light-We-Cannot-See-review-by-BookMarked.pdf
    • http://loaminoo.linkpc.net/2099098094098098/Cursed-by-J-R-Rain.pdf
    • http://loaminoo.linkpc.net/3098098090095/Cursed-by-Jeremy-C-Shipp.pdf
    • http://loaminoo.linkpc.net/3097096093095094/Cursed-Touched-1-by-S-A-Archer.pdf