Malicious PDF — malware analysis report

Static analysis result for SHA-256 24280e423771bba8…

MALICIOUS

PDF

17.1 KB Created: 2019-05-02 05:35:16 +01:00 Authoring application: mPDF 5.7
MD5: 98c745d7b0c1a723cd2c6f2d480b9119 SHA-1: db6f5139c3eaffc0239a288c12e49cd0c255daaa SHA-256: 24280e423771bba8a6bb3b60ce6bdc7718ccb671a1b378b7268a252f52e5176f
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a link farm with 23 external PDF links, all hosted on the domain 'loaminoo.linkpc.net'. This heuristic strongly suggests a malicious intent to redirect users to potentially harmful 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 0.9925

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/1090091096096099095/Washington-Irving-s-Rip-Van-Winkle-by-Thomas-Locker.pdf
    • http://loaminoo.linkpc.net/1099094090094090/Rip-Van-Winkle-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/1090091096095098097/Rip-Van-Winkle-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/8097095094090/Legend-of-Sleepy-Hollow-and-Rip-Van-Winkle-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/8095091095091090/The-Sketch-Book-by-Washington-Irving-with-Sketch-of-the-Author-s-Life-and-Compositional-Critical-and-Explanatory-Notes-By-G-A-Chase-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/4099098099098097/Tales-of-the-Alhambra-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/5093098093090090/The-Spectre-Bridegroom-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/6091098097094093/The-Life-of-Mahomet-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/6091098097094097/Life-of-Mahomet-by-Washington---Irving.pdf
    • http://loaminoo.linkpc.net/7094094094091093/A-Tour-on-the-Prairies-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/2097092097097093/The-Legend-of-Sleepy-Hollow-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/1090091099097091092/The-Legend-of-Sleepy-Hollow-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/9092098092095099/Die-Legende-von-Sleepy-Hollow-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/4094094099095096/The-Legend-of-Sleepy-Hollow-and-Other-Tales-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/4099099098096095/The-Life-and-Voyages-of-Christopher-Columbus-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/7091093090095094/The-Sketch-Book-Illustr-with-120-Engravings-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/9094091096094091/Die-Legende-Von-Schlaf-Tal-The-Legend-of-Sleepy-Hollow-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/8091096095099092/A-Lenda-Do-Vale-Dormir-The-Legend-of-Sleepy-Hollow-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/5093098094098093/The-Legend-of-Sleepy-Hollow-and-the-Spectre-Bridegroom-From-the-Sketch-Book-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/1091095091090091093/The-legend-of-Sleepy-Hollow-Found-Among-the-Papers-of-the-Late-Diedrich-Knickerbocker-by-Washington-Irving.pdf
    • http://loaminoo.linkpc.net/2097092097097093/The-Legend