Malicious PDF — malware analysis report

Static analysis result for SHA-256 09e11a3dae950e83…

MALICIOUS

PDF

19.0 KB Created: 2019-04-29 23:18:37 +01:00 Authoring application: mPDF 5.7
MD5: 1f94d34c57fb4f9bcadac42551a42574 SHA-1: d07d4e35bacf23bc9071c9a90036fc27db7d620c SHA-256: 09e11a3dae950e837a7b73957ec62385bcb20ab22e065181464208f6e60c810f
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, characteristic of a link farm. While the ML classifier flagged it as malicious, the specific intent appears to be SEO manipulation or driving traffic rather than direct payload delivery. The numerous URLs suggest an attempt to artificially inflate search engine rankings or distribute content through a network of linked documents.

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/1090090097096090096/-Wir-haben-soeben-unsere-Reiseflugh-he-vergessen-Eine-Stewardess-erz-hlt-by-Heather-Poole.pdf
    • http://loaminoo.linkpc.net/4097096095094095/Cruising-Attitude-My-Life-at-35-000-Feet-by-Heather-Poole.pdf
    • http://loaminoo.linkpc.net/9093099095097093/-bermorgen-Eine-Zeitreise-in-unsere-digitale-Zukunft-by-J-rg-Eugster.pdf
    • http://loaminoo.linkpc.net/1090091092098091097/Das-Schicksal-ist-p-nktlich-oder-Haben-wir-eine-Bestimmung-by-Ludwig-Sinzinger.pdf
    • http://loaminoo.linkpc.net/1090093094097099097/Eine-Hure-musst-du-haben-Analverkehr-vom-Feinsten-XXX-Edition-by-Nina-Gotthard.pdf
    • http://loaminoo.linkpc.net/9098099099093091/Das-Mutter-Vater-Kinder-Chaos-Buch-Zu-melden-haben-Eltern-sowieso-nix---hier-haben-sie-wenigstens-was-zu-lachen-by-Geert-Zebothsen.pdf
    • http://loaminoo.linkpc.net/9090098099091091/Unsere-Lehrer-hatten-St-cke-Unsere-Pfarrer-hatten-H-nde-Wir-geschlagenen-Kinder-by-Dieter-Ehmann.pdf
    • http://loaminoo.linkpc.net/8097099097095090/Kaviar-mit-der-Stewardess-by-Lenya-Richter.pdf
    • http://loaminoo.linkpc.net/6093091093096091/To-The-Stars-A-Stewardess-Flight-Attendant-4-by-Roxy-Jewell.pdf
    • http://loaminoo.linkpc.net/1090094091091092092/Was-ich-noch-vergessen-wollte-by-Peter-Ensikat.pdf
    • http://loaminoo.linkpc.net/1090090091095098090/Vorbei-doch-nicht-vergessen-by-Christa-Zimmermann.pdf
    • http://loaminoo.linkpc.net/1091092092097098096/Auf-Spurensuche-in-Der-Familiengeschichte-Vergessen-Und-Erinnern-in-Der-Deutschsprachigen-Gegenwartsliteratur-by-Carina-Malcherek.pdf
    • http://loaminoo.linkpc.net/1090099096099094094/Vergessen-Sie-alles-ber-Rhetorik-Mitrei-end-reden---ein-sprachliches-Feuerwerk-in-Bildern-by-Matthias-P-hm.pdf
    • http://loaminoo.linkpc.net/8098091090097099/Somebody-Else-s-Man-by-Daaimah-S-Poole.pdf
    • http://loaminoo.linkpc.net/9093092097093/Just-Like-That-How-to-Get-Anything-You-Want-by-Janet-Poole.pdf
    • http://loaminoo.linkpc.net/9098098091094097/Unsere-geheimen-ngste-by-Fran-Krause.pdf
    • http://loaminoo.linkpc.net/9094097094090092/Zalina-Vergessen-Zalina-Trilogie-1-by-Lexy-V-Golden.pdf
    • http://loaminoo.linkpc.net/4091096093090094/Joan-of-Arc-by-Josephine-Poole.pdf
    • http://loaminoo.linkpc.net/4092098097092093/Br-n-by-Jeremy-Poole.pdf
    • http://loaminoo.linkpc.net/8096091096094094/Eben-by-William-T-Poole-Jr-.pdf

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