Malicious PDF — malware analysis report

Static analysis result for SHA-256 676a2bfa802b68e9…

MALICIOUS

PDF

37.4 KB Created: 2019-05-02 10:35:29 +01:00 Authoring application: mPDF 5.7
MD5: 90538b15c89587d6022c3132a71f6cf3 SHA-1: d7f3deb960e704fdd8d0807b6c2c24ee0b16f809 SHA-256: 676a2bfa802b68e94b604cf22748a29a3c8747762403c1fce29846b20427d52f
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links, as indicated by the PDF_SEO_LINK_FARM heuristic. While the extracted URLs themselves are marked as benign, the sheer volume and the nature of the heuristic suggest a malicious intent, possibly for SEO manipulation or to distribute further malware. No scripts were extracted, but the presence of embedded links points to a potential initial access vector via spearphishing.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9926

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/1090091096090093096/Architecture-of-the-Absurd-How-quot-Genius-quot-Disfigured-a-Practical-Art-by-John-Silber.pdf
    • http://loaminoo.linkpc.net/5094092093097099/Asterix-amp-Friends-quot-Asterix-the-Gladiator-quot-quot-Asterix-in-Switzerland-quot-quot-Mansions-of-the-Gods-quot-quot-Asterix-and-the-Laurel-Wreath-quot-quot-Obelix-and-Co-quot-by-Ren-Goscinny.pdf
    • http://loaminoo.linkpc.net/1090094090095094094/Vergleich-Der-Darstellung-Des-quot-Wunderbaren-quot-in-Johann-Hartliebs-quot-Alexanderroman-quot-Und-Gottfried-Von-Straburgs-quot-Tristan-quot-by-Katharina-Neuhaus.pdf
    • http://loaminoo.linkpc.net/8097096094092096/Zauberherz-und-Liebeswunder-Drei-Romane-in-einem-eBook-quot-Body-Switch-quot-quot-Hungry-for-Love-quot-und-quot-Von-M-usen-und-Million-ren-quot-by-Ashley-Bloom.pdf
    • http://loaminoo.linkpc.net/2098098092095097/The-Third-Inspector-Morse-Omnibus-quot-Last-Bus-to-Woodstock-quot-quot-Wench-Is-Dead-quot-quot-Jewel-That-Was-Ours-quot-by-Colin-Dexter.pdf
    • http://loaminoo.linkpc.net/1091092098090097097/Philosophische-Elemente-im-Werk-von-Max-Frisch-Grundph-nomene-menschlicher-Existenz-in-den-Romanen-quot-Stiller-quot-quot-Homo-faber-quot-und-quot-Mein-Name-sei-Gantenbein-quot-by-Frauke-Maria-Ho-.pdf
    • http://loaminoo.linkpc.net/1091096094095093098/Utopische-Prosa-ALS-L-Ngeres-Gedankenspiel-Untersuchungen-Zu-Arno-Schmidts-Theorie-Der-Modernen-Literatur-Und-Ihrer-Konkretisierung-in-quot-Schwarze-Spiegel-quot-quot-die-Gelehrtenrepublik-quot-Und-quot-Kaff-Auch-Mare-Crisium-quot-by-Boy-Hinrichs.pdf
    • http://loaminoo.linkpc.net/1091096094095093097/Der-Ausflug-Ins-Innere-Der-Eigenen-Personlichkeit-Zur-Funktion-Der-Zitate-Im-Werk-Arno-Schmidts-Am-Beispiel-Von-quot-Brand-s-Haide-quot-quot-Kaff-Auch-Mare-Crisium-quot-Und-quot-Zettel-s-Traum-quot-by-Wolfgang-Hink.pdf
    • http://loaminoo.linkpc.net/2098097097097093/Ruth-Rendell-Omnibus-II-quot-From-Doon-with-Death-quot-quot-Some-Lie-and-Some-Die-quot-quot-Shake-Hands-for-Ever-quot-quot-A-Sleeping-Life-quot-by-Ruth-Rendell.pdf
    • http://loaminoo.linkpc.net/9095096092095096/Metafiktion-und-sthetik-in-Christa-Wolfs-quot-Nachdenken-ber-Christa-T-quot-quot-Kindheitsmuster-quot-und-quot-Sommerst-ck-quot-by-Ursula-Ackrill.pdf
    • http://loaminoo.linkpc.net/1090097099092096097/Gerhart-Hauptmann-quot-Bahnw-rter-Thiel-quot-quot-Vor-Sonnenaufgang-quot-quot-Der-Apostel-quot-quot-Der-Ketzer-von-Soana-quot-by-Gerhart-Hauptmann.pdf
    • http://loaminoo.linkpc.net/9090090092099092/Little-Women-quot-Conceit-spoils-the-finest-genius-quot-by-Louisa-May-Alcott.pdf
    • http://loaminoo.linkpc.net/9096097098094090/-quot-Dear-Genius-quot-A-Memoir-of-My-Life-with-Truman-Capote-by-Jack-Dunphy.pdf
    • http://loaminoo.linkpc.net/3093090096095/My-Story-quot-A-Child-Called-It-quot-quot-The-Lost-Boy-quot-quot-A-Man-Named-Dave-quot-by-Dave-Pelzer.pdf
    • http://loaminoo.linkpc.net/8095092092094095/Perspective-in-Architecture-and-Painting-An-Unabridged-Reprint-of-the-English-and-Latin-Edition-of-the-1693-quot-Perspectiva-Pictorum-Et-Architectorum-quot-by-Andrea-Pozzo.pdf
    • http://loaminoo.linkpc.net/1090092097092096097/Herr-Regentropf-und-seine-Welt-Aus-der-Reihe-quot-Wunderbare-Geschichten-quot-f-r-quot-Bezaubernde-Kinder-quot-quot-Wunderbare-Geschichten-quot-f-r-quot-Bezaubernde-Kinder-quot-1-by-Friederike-Anhalt.pdf
    • http://loaminoo.linkpc.net/1090099096095099095/-quot-Der-Club-Dumas-quot-und-die-quot-Neun-Pforten-quot-Ein-Vergleich-in-Inhalt-Erz-hlsituation-und-Intermedialit-t-by-Frauke-Itzerott.pdf
    • http://loaminoo.linkpc.net/7098096098091092/Liturgy-and-Drama-in-the-Anglo-Norman-quot-Adam-quot-quot-Medium-Aevum-quot-Monograph-by-Lynette-R-Muir.pdf
    • http://loaminoo.linkpc.net/1096094095099/-quot-G-quot-is-for-Grafton-The-World-of-Kinsey-Millhone-Revised-and-Updated-through-quot-O-quot-IS-FOR-OUTLAW-by-Natalie-Hevener-Kaufman.pdf
    • http://loaminoo.linkpc.net/1091092094096095095/-quot-Bewahret-euch-vor-Weibertucken-quot-No-11-from-quot-Die-Zauberflote-quot-Act-2-K620-Full-Score-by-Wolfgang-Amadeus-Mozart.pdf

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