Malicious PDF — malware analysis report

Static analysis result for SHA-256 380528670d6355d6…

MALICIOUS

PDF

31.6 KB Created: 2019-04-30 09:04:12 +01:00 Authoring application: mPDF 5.7
MD5: 2b93358332c0c4292c6031898d5656d5 SHA-1: 1d11b6fd57bcf244a54ade25f2331a2af5a64500 SHA-256: 380528670d6355d6bf2606dfbb6c3f82b08fbc4ea537d979c2e9ea8cb8b55a49
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF was flagged for containing a large number of external links, a common technique for SEO manipulation or distributing malicious content. The ML classifier also strongly indicated maliciousness. While no scripts were extracted, the presence of numerous embedded URLs suggests the primary function is to redirect users to potentially harmful sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9886

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://unieoooq.linkpc.net/14e14e64e54e64e64e9/Vaginaldurchsucht-in-der-Klosterschule---Eine-pikante-Untersuchung-von-Polizei-und-Frauenarzt-Mit-anschlie-ender-Zwangs-Entjungferung-und-Schw-ngerung-by-Samuel-L-Phelps.pdf
    • http://unieoooq.linkpc.net/14e04e14e04e64e04e0/Eine-Abhandlung-ber-Das-Bev-lkerungsgesetz-Oder-Eine-Untersuchung-Seiner-Bedeutung-F-r-Die-Menschliche-Wohlfahrt-in-Vergangenheit-Und-Zukunft-Vol-1-Nebst-Einer-Pr-fung-Unserer-Aussichten-Auf-Eine-K-nftige-Beseitigung-Oder-Linderung-Der-bel-Di-by-Thomas-Robert-Malthus.pdf
    • http://unieoooq.linkpc.net/14e04e14e04e64e04e1/Eine-Abhandlung-ber-Das-Bev-lkerungsgesetz-Oder-Eine-Untersuchung-Seiner-Bedeutung-F-r-Die-Menschliche-Wohlfahrt-in-Vergangenheit-Und-Zukunft-Vol-2-Nebst-Einer-Pr-fung-Unserer-Aussichten-Auf-Eine-K-nftige-Beseitigung-Oder-Linderung-Der-bel-Di-by-Thomas-Robert-Malthus.pdf
    • http://unieoooq.linkpc.net/14e14e54e44e84e24e6/Verdorbene-Jungfrauen-entjungfert---5-schonungslose-Entjungferungs-Geschichten-2-geile-Zusatzstorys-Unerfahrene-M-dchen-zur-Frau-gemacht-by-Samuel-L-Phelps.pdf
    • http://unieoooq.linkpc.net/44e34e84e04e2/Ender-s-Game-Volume-1-Battle-School-Ender-s-Saga-by-Christopher-Yost.pdf
    • http://unieoooq.linkpc.net/24e24e04e44e44e1/Ender-s-World-Fresh-Perspectives-on-the-SF-Classic-Ender-s-Game-by-Orson-Scott-Card.pdf
    • http://unieoooq.linkpc.net/14e34e64e04e24e9/The-Ender-Quartet-Box-Set-The-Ender-Quintet-1-4-by-Orson-Scott-Card.pdf
    • http://unieoooq.linkpc.net/64e64e84e64e5/Ender-s-Game-Ender-s-Saga-1-by-Orson-Scott-Card.pdf
    • http://unieoooq.linkpc.net/34e04e14e44e44e1/Ender-s-Game-Ender-s-Saga-1-by-Orson-Scott-Card.pdf
    • http://unieoooq.linkpc.net/24e64e24e14e84e6/Ender-s-Game-Ender-s-Saga-1-by-Orson-Scott-Card.pdf
    • http://unieoooq.linkpc.net/24e54e84e44e74e9/Ender-s-Game-Ender-s-Saga-1-by-Orson-Scott-Card.pdf
    • http://unieoooq.linkpc.net/34e54e54e34e4/Ender-in-Exile-Ender-s-Saga-1-2-by-Orson-Scott-Card.pdf
    • http://unieoooq.linkpc.net/64e84e14e84e7/Ender-s-Game-Ender-s-Saga-1-by-Orson-Scott-Card.pdf
    • http://unieoooq.linkpc.net/14e04e14e44e64e44e9/Die-Vertragliche-Gestaltung-Der-Beteiligung-an-Personen-Handelsgesellschaften-Eine-Empirische-Untersuchung-by-Winfried-Morck.pdf
    • http://unieoooq.linkpc.net/94e14e64e94e24e1/Kulturwandel-Bei-Den-Samen-Eine-Ethnohistorische-Untersuchung-Zum-Kulturkontakt-In-Schwedisch-Lappland-by-Erich-Kasten.pdf
    • http://unieoooq.linkpc.net/14e04e54e04e34e44e7/Die-Tarifvertragliche-Partizipation-an-Unternehmensentscheidungen-Eine-Rechtsvergleichende-Untersuchung-Am-Beispiel-Der-Tarifvertragspraxis-in-Italien-by-Rainer-Stockmann.pdf
    • http://unieoooq.linkpc.net/94e94e24e44e24e8/Die-Grenzen-Der-Vernunft-Eine-Untersuchung-Zu-Zielen-Und-Motiven-Des-Deutschen-Idealismus-by-Rolf-Peter-Horstmann.pdf
    • http://unieoooq.linkpc.net/14e04e94e24e14e74e8/Rationalitatssicherung-Durch-Banken-in-Mittelstandischen-Unternehmen-Eine-Empirische-Untersuchung-Der-Einflussfaktoren-Und-Auswirkungen-by-Mascha-Sorg.pdf
    • http://unieoooq.linkpc.net/14e14e34e24e24e34e4/Die-Skandinavische-Besiedlung-Auf-Der-Isle-of-Man-Eine-Arch-ologische-Und-Historische-Untersuchung-Zur-Fr-hen-Wikingerzeit-in-Der-Irischen-See-by-Dirk-Steinforth.pdf
    • http://unieoooq.linkpc.net/14e14e84e54e44e24e5/Der-Sonderbare-Rosenstock-Eine-Werkzentrierte-Untersuchung-Zu-Thomas-Manns-Roman-Koenigliche-Hoheit-by-Joachim-Rickes.pdf
    • http://unieoooq.linkpc.net/14e04e14e04e64e04e1/