Malicious PDF — malware analysis report

Static analysis result for SHA-256 61239d09ea2e5734…

MALICIOUS

PDF

17.1 KB Created: 2019-04-30 17:21:51 +01:00 Authoring application: mPDF 5.7
MD5: 825586eb75d66639b3ae23777c96d0f2 SHA-1: a1ad95e97a96bb415d525b7da90abea82680b261 SHA-256: 61239d09ea2e57346baf8012a2b7079cdc662735867e1d65f9506c2708c62466
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm or SEO manipulation tactic. While the document body is heavily obfuscated, the presence of numerous external links points towards an attempt to redirect users to potentially malicious sites or for other nefarious purposes. No scripts were extracted, but the structure implies a malicious intent to leverage external resources.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9925

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/1090097099091090098/The-Thales-Handbook---Everything-You-Need-to-Know-about-Thales-by-Lisa-Walton.pdf
    • http://loaminoo.linkpc.net/1090097098099099099/Greek-Mathematical-Works-Volume-I-Thales-to-Euclid-by-Thales.pdf
    • http://loaminoo.linkpc.net/1090097099090096094/The-Heritage-of-Thales-by-W-S-Anglin.pdf
    • http://loaminoo.linkpc.net/1090097099090097091/Thales-of-Miletus-by-Rajesh-Thakur.pdf
    • http://loaminoo.linkpc.net/1090097099091090092/Pulleys-to-the-Rescue-by-Sharon-Thales.pdf
    • http://loaminoo.linkpc.net/1090097099092091096/Von-Thales-Bis-Zum-Tode-Platons-by-Wilhelm-Capelle.pdf
    • http://loaminoo.linkpc.net/6095092096098090/A-History-of-Astronomy-from-Thales-to-Kepler-by-J-L-E-Dreyer.pdf
    • http://loaminoo.linkpc.net/1090097099091090094/Seeing-Physics-2-600-Years-from-Thales-to-Higgs-by-Don-Lemons.pdf
    • http://loaminoo.linkpc.net/1090097099090090090/Early-Greek-Science-Thales-to-Aristotle-by-G-E-R-Lloyd.pdf
    • http://loaminoo.linkpc.net/1090097099090090094/Greek-Mathematical-Works-V2-From-Aristarchus-to-Pappus-by-Thales.pdf
    • http://loaminoo.linkpc.net/1090097098099099098/Greek-Philosophy-Thales-to-Aristotle-by-Reginald-E-Allen.pdf
    • http://loaminoo.linkpc.net/1090097099090090098/Greek-Philosophy-From-Thales-to-the-Cynics-by-John--Marshall.pdf
    • http://loaminoo.linkpc.net/1090097099091090096/Philosophers-Speak-for-Themselves-From-Thales-to-Plato-by-Thomas-Vernor-Smith.pdf
    • http://loaminoo.linkpc.net/3099097092099098/Readings-in-Ancient-Greek-Philosophy-From-Thales-to-Aristotle-by-C-D-C-Reeve.pdf
    • http://loaminoo.linkpc.net/1090097099090096093/Greek-Philosophy-Part-1-Thales-to-Plato-by-John-Burnet.pdf
    • http://loaminoo.linkpc.net/1090097099092090096/Founders-of-Western-Philosophy-Thales-to-Hume-by-Leonard-Peikoff.pdf
    • http://loaminoo.linkpc.net/5095097091099099/Thales-to-Sextus-An-Introduction-to-Ancient-Philosophy-by-Garrett-Thomson.pdf
    • http://loaminoo.linkpc.net/3099096090093098/The-Official-Preppy-Handbook-by-Lisa-Birnbach.pdf
    • http://loaminoo.linkpc.net/6093097096091093/Create-Your-Own-Employee-Handbook-A-Legal-amp-Practical-Guide-for-Employers-With-CDROM-by-Lisa-Guerin.pdf
    • http://loaminoo.linkpc.net/7090099097092097/Covenant-Discipleship-Parents-Handbook-The-Handbook-for-a-New-Sort-of-Communicants-Class-by-Richard-L-Burguet.pdf

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