Malicious PDF — malware analysis report

Static analysis result for SHA-256 9d3a656ffaaa594e…

MALICIOUS

PDF

22.5 KB Created: 2019-04-30 02:43:25 +01:00 Authoring application: mPDF 5.7 First seen: 2026-05-09
MD5: f025ece7adfec6f773910a4b7d39ecc7 SHA-1: 3d75c9b44bd9c6a78108ada24e0465263345c23e SHA-256: 9d3a656ffaaa594e0755262425048b9fb85aa4a5090e2ca8e2af34b1eb37e274
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded URLs, identified as a 'PDF_SEO_LINK_FARM' heuristic. While the URLs themselves are currently marked as benign, the sheer volume and structure suggest a malicious intent, likely for SEO manipulation or to serve as a distribution point for further malicious content. The ML classifier also flagged this PDF with high confidence. No scripts were extracted from this sample.

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/1091097095095095095/Wie-schreibe-und-verkaufe-ich-ein-Kinderbuch-by-ric-Adam.pdf In PDF document text
    • http://loaminoo.linkpc.net/4097099098092098/GEDLA-ADAM-The-Combat-of-Adam-Against-Satan-The-Book-of-Adam-amp-Eve-by-Ethiopian-Church.pdfIn PDF document text
    • http://loaminoo.linkpc.net/5098094090092090/ANTICANCER-MP3-by-DAVID-SERVAN-SCHREIBE.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091097095095091092/Wie-schreibe-ich-einen-Bestseller-Band-II-by-Ha-A-Mehler.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091097095092096098/Lieber-Freund-aus-meinem-Leben-schreibe-ich-dir-in-deines-by-Yiyun-Li.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091097095095095096/Schreibe-deine-eigenen-B-cher-Monoceros-Reihe-Band-1-by-Ya-Tsung-Huang.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091098091099095097/El-celibato-sacerdotal-Ensayo-n-458-by-Johann-Adam-Adam-M-ller.pdfIn PDF document text
    • http://loaminoo.linkpc.net/6093096096095093/Adam-s-Tiger-Adam-s-Chronicles-Book-3-by-Lawrence-Lapin.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091097095095096090/Selbstmotivation---In-10-Schritten-zu-mehr-Erfolg-Schreibe-endlich-Dein-Buch-by-Kathrin-Hamann.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091097095096094098/Wie-schreibe-ich-eine-Pflegeplanung-Erfahren-Sie-wie-Sie-richtig-gute-Pflegeplanungen-schreiben-by-Mathias-Berger.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091097095097092098/Erkennt-das-Christus-in-euch-ist-wenn-nicht-so-w-ret-ihr-ja-unt-chtig-Schreibe-was-du-gesehen-und-geh-rt-Zum-Hochzeitsmahl-des-Lammes-3-by-Rudi-Seinsche.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091097095096094094/Deine-ersten-1000-Euro-Schreibe-Dein-erstes-Kindle-Buch-das-Dir-regelm-ig-Geld-einbringt-by-Kathrin-Hamann.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1090091094092097096/Wie-schreibe-ich-eine-originelle-Gratulation-zum-Geburtstag-So-Humorvolle-fr-hliche-und-nachdenkliche-S-tze-f-r-Ihre-Geburtstagspost-Lernschritte-4-by-Language-Teaching-and-Consulting.pdfIn PDF document text
    • http://loaminoo.linkpc.net/9097096091090093/Wie-schreibe-ich-eine-Kurzgeschichte-Mit-allen-Zutaten-f-r-schaurige-Vampirlegenden-herzzerrei-ende-Liebesgeschichten-rasante-Freundinnenabenteuer-und-kreative-Fantasystorys-by-Annika-K-hn.pdfIn PDF document text
    • http://loaminoo.linkpc.net/4094094093096/Eve-amp-Adam-Eve-amp-Adam-1-by-Michael-Grant.pdfIn PDF document text
    • http://loaminoo.linkpc.net/2098090097098093/Eve-amp-Adam-Eve-amp-Adam-1-by-Michael-Grant.pdfIn PDF document text
    • http://loaminoo.linkpc.net/2097097096099090/Eve-amp-Adam-Eve-amp-Adam-1-by-Michael-Grant.pdfIn PDF document text
    • http://loaminoo.linkpc.net/3091093091099096/Adam-Adam-What-Do-You-See-by-Bill-Martin-Jr-.pdfIn PDF document text
    • http://loaminoo.linkpc.net/2096096097092/Adam-Robots-by-Adam-Roberts.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091098091097095097/Kinderbuch-Alexis-im-Seifen-K-nigreich-by-Miley-Smiley.pdfIn PDF document text

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