Malicious PDF — malware analysis report

Static analysis result for SHA-256 e7663f296f589dda…

MALICIOUS

PDF

17.5 KB Created: 2019-05-02 22:44:14 +01:00 Authoring application: mPDF 5.7
MD5: b316f2219084fc77092f8c9ab606345d SHA-1: 326334a1981ebfaa58a4e5297349b2ad07f0d176 SHA-256: e7663f296f589dda7691751b9538147b53953bb334443e514a69e49b4f124074
90 Risk Score

Malware Insights

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

The PDF contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic. The ML classifier also strongly flagged this PDF as malicious. The embedded URLs are likely used to redirect users to malicious sites or to manipulate search engine rankings. 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/3095097093096096/The-Twilight-Gods-by-Hayden-Thorne.pdf
    • http://loaminoo.linkpc.net/3094090098093097/Outside-In-by-Courtney-Thorne-Smith.pdf
    • http://loaminoo.linkpc.net/1092092090091095/Night-After-Night-Brotherhood-of-Blood-5-by-Kathryn-Smith.pdf
    • http://loaminoo.linkpc.net/3094093090091098/Rock-All-Night-The-Rock-Star-s-Seduction-2-by-Olivia-Thorne.pdf
    • http://loaminoo.linkpc.net/3097093099098093/Eternal-Craving-Gods-of-the-Night-2-by-Nina-Bangs.pdf
    • http://loaminoo.linkpc.net/1095096093098096/Child-of-Night-and-Day-Champion-of-the-Gods-4-by-Andrew-Q-Gordon.pdf
    • http://loaminoo.linkpc.net/7094093091096097/Countess-Dracula-The-Life-and-Times-of-Elisabeth-Bathory-the-Blood-Countess-by-Tony-Thorne.pdf
    • http://loaminoo.linkpc.net/1093098092095093/The-Origins-of-Life-From-the-Birth-of-Life-to-the-Origin-of-Language-by-John-Maynard-Smith.pdf
    • http://loaminoo.linkpc.net/4093099093096097/Life-Simply-Put-18-Simple-Words-for-an-Abundant-Life-by-Sheena-L-Smith.pdf
    • http://loaminoo.linkpc.net/1091094099091097091/An-Inquiry-Into-the-Nature-and-Causes-of-the-Wealth-of-Nations-with-a-Life-of-the-Author-Also-a-View-of-the-Doctrine-of-Smith-Compared-with-That-of-the-French-Economists-from-the-French-of-M-Garnier-Complete-in-One-Volume-by-Adam-Smith.pdf
    • http://loaminoo.linkpc.net/2093090097097097/Huntress-Night-World-7-by-L-J-Smith.pdf
    • http://loaminoo.linkpc.net/3092094095091098/Enchantress-Night-World-3-by-L-J-Smith.pdf
    • http://loaminoo.linkpc.net/4096091094093/Huntress-Night-World-7-by-L-J-Smith.pdf
    • http://loaminoo.linkpc.net/4096099096095095/Every-Rose-Has-His-Thorne-Rose-amp-Thorne-1-by-Sean-Michael.pdf
    • http://loaminoo.linkpc.net/6099093097093097/The-Daily-Life-of-the-Greek-Gods-by-Giulia-Sissa.pdf
    • http://loaminoo.linkpc.net/1092099091096095/Strange-Fate-Night-World-10-by-L-J-Smith.pdf
    • http://loaminoo.linkpc.net/4093097093091090/Secret-Vampire-Night-World-1-by-L-J-Smith.pdf
    • http://loaminoo.linkpc.net/1092091099092099/Taken-by-the-Night-Brotherhood-of-Blood-3-by-Kathryn-Smith.pdf
    • http://loaminoo.linkpc.net/1094095094096091/A-Night-Like-This-Smythe-Smith-Quartet-2-by-Julia-Quinn.pdf
    • http://loaminoo.linkpc.net/2090096099097090/Up-a-Tree-in-the-Park-at-Night-with-a-Hedgehog-by-P-Robert-Smith.pdf
    • http://loaminoo.linkpc.net/1091094

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