Malicious PDF — malware analysis report

Static analysis result for SHA-256 be56560e11776602…

MALICIOUS

PDF

25.2 KB Created: 2019-05-01 18:32:53 +01:00 Authoring application: mPDF 5.7
MD5: 0bc4b67d2297e0e0a93f6c801b9ff232 SHA-1: 4f59405018cfa47d97dee49d3e53b4577e1f4af7 SHA-256: be56560e11776602bfafec49c9f971a265aa4142763b113d6d3c2d9707698971
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded links to other PDF files, suggesting a link farm designed to lure users into downloading content. The ML classifier also flagged this PDF as malicious. While no scripts were extracted, the heuristic 'PDF_SEO_LINK_FARM' indicates the primary malicious intent is to distribute further malicious content via these links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9716

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://seasasac.lflinkup.com/8da7da0da8da1da5/Kindle-Buffet-Find-and-download-the-best-free-books-magazines-and-newspapers-for-your-Kindle-iPhone-iPad-or-Android-by-Steve-Weber.pdf
    • http://seasasac.lflinkup.com/1da1da5da8da5da2da5/Free-Kindle-Books-Where-to-Find-and-Download-Free-Books-for-Kindle-by-Lennox-Louis.pdf
    • http://seasasac.lflinkup.com/1da5da1da8da2da4/Bless-My-Kindle-101-Good-Luck-Charms-to-Keep-Your-Kindle-Safe-Forever-by-Jamie-Downham.pdf
    • http://seasasac.lflinkup.com/9da0da1da1da9da7/Kindle-Publishing-Guide-How-To-Rank-Your-Kindle-Book-1-On-Amazon-In-30-Days-Or-Less-by-Romy-Banciu.pdf
    • http://seasasac.lflinkup.com/5da7da8da2da0da8/To-Kindle-in-Ten-Steps-The-Easy-Way-to-Format-Create-and-Self-Publish-an-eBook-on-Amazon-s-Kindle-Direct-Publishing-by-M-A-Demers.pdf
    • http://seasasac.lflinkup.com/2da9da7da9da4da4/Building-Your-Book-for-Kindle-by-Kindle-Direct-Publishing.pdf
    • http://seasasac.lflinkup.com/8da0da7da4da6da5/Free-Books-for-Lovers-of-Private-Letters-Diaries-and-Journals-Discover-the-Private-Thoughts-of-Several-Greats-of-the-Past-Free-Books-For-a-Quick-Download-Book-4-by-M-Caputo.pdf
    • http://seasasac.lflinkup.com/5da4da6da7da1da1/Multicast-Marketing-How-to-Podcast-Publish-and-Promote-Your-Content-to-the-World-with-Google-Hangouts-YouTube-Live-Kindle-Books-Mobile-and-Social-Media-by-Mike-Koenigs.pdf
    • http://seasasac.lflinkup.com/1da0da7da9da8da9da5/iOS-5-Programming-Pushing-the-Limits-Advanced-Application-Development-for-Apple-iPhone-iPad-and-iPod-Touch-by-Rob-Napier.pdf
    • http://seasasac.lflinkup.com/1da0da8da0da0da0da3/IOS-6-Programming-Pushing-the-Limits-Advanced-Application-Development-for-Apple-iPhone-iPad-and-iPod-Touch-by-Rob-Napier.pdf
    • http://seasasac.lflinkup.com/3da7da6da8da3da3/Oliver-and-Jumpy-Stories-19-21-Oliver-and-Jumpy-the-Cat-Series-Book-7-These-Kindle-childrens-books-are-bedtime-stories-with-animal-adventures-by-Werner-Stejskal.pdf
    • http://seasasac.lflinkup.com/4da5da2da9da0da4/Always-by-Kindle-Alexander.pdf
    • http://seasasac.lflinkup.com/8da1da0da6da5/Help-Me-Kindle-Edition-by-Mel-Bowers.pdf
    • http://seasasac.lflinkup.com/1da7da8da6da1da9/Up-in-Arms-by-Kindle-Alexander.pdf
    • http://seasasac.lflinkup.com/7da2da7da9da7da9/Tic-Tac-Toe-on-Kindle-3x3-4x4-and-5x5-by-Robert-Edison.pdf
    • http://seasasac.lflinkup.com/1da6da5da5da5da3/Painted-On-My-Heart-by-Kindle-Alexander.pdf
    • http://seasasac.lflinkup.com/8da6da6da5da3/Texas-Pride-by-Kindle-Alexander.pdf
    • http://seasasac.lflinkup.com/3da3da1da8da9da5/Kindle-My-Heart-Set-by-Gurumayi-Chidvilasananda.pdf
    • http://seasasac.lflinkup.com/4da5da7/Kindle-Paperwhite-User-s-Guide-by-Amazon.pdf
    • http://seasasac.lflinkup.com/1da0da6da5da0da6da8/Der-Parasit-Kindle-Single-by-Karin-Slaughter.pdf
    • http://seasasac.lflinkup.com/9da0da1da1da9da7/Kindle-Publishing-Guide-How-To-Rank-Your-Kindle-Book-1-On-Amazon-In-30-

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