Malicious PDF — malware analysis report

Static analysis result for SHA-256 89e08eecf0af649b…

MALICIOUS

PDF

14.3 KB Created: 2019-05-02 05:03:54 +01:00 Authoring application: mPDF 5.7
MD5: 0ed3f5e19f4c6bc4680972756bd0fb4b SHA-1: f3de03df07774d557f4463fd39fd6b79fa0ab24c SHA-256: 89e08eecf0af649b1e02b72a9e33606e77622a9076d286afb62931d6867d1e4c
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF file contains a large number of embedded links to external PDF documents hosted on the domain 'cefasfese.4pu.com'. This behavior is indicative of a link farm or a redirection scheme designed to lead users to potentially malicious content. The ML classifier also strongly flagged this PDF as malicious. No scripts were extracted, and the document body was unreadable.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9798

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://cefasfese.4pu
    • http://cefasfese.4pu.com/7732730731738737/The-Age-Of-Anxiety-by-Louise-Dompierre.pdf
    • http://cefasfese.4pu.com/7732730732731736/Press-Enter-Between-Seduction-And-Disbelief-by-Louise-Dompierre.pdf
    • http://cefasfese.4pu.com/7732730732736738/Wow-What-s-That-by-Judith-Dompierre.pdf
    • http://cefasfese.4pu.com/7732730731738736/I-See-Pigs-Everywhere-by-Judith-Dompierre.pdf
    • http://cefasfese.4pu.com/7732730732731734/Corax-Orpheon-by-St-phane-Dompierre.pdf
    • http://cefasfese.4pu.com/7732730731738734/7-Day-Menu-with-Grocery-List-by-M-lanie-Dompierre.pdf
    • http://cefasfese.4pu.com/7732730732739738/Jennie-s-New-Adventure-Looking-for-Letters-by-Judith-E-Dompierre.pdf
    • http://cefasfese.4pu.com/7732730732732736/Jennie-s-Search-for-Colors-and-Numbers-by-Judith-Dompierre.pdf
    • http://cefasfese.4pu.com/7732730732731739/Little-Bear-s-and-Friend-s-Summer-Trip-by-Judith-Dompierre.pdf
    • http://cefasfese.4pu.com/7731739733737733/7-JOURS-DE-REPAS-AVEC-LISTES-D-PICERIE-by-M-lanie-Dompierre.pdf
    • http://cefasfese.4pu.com/9731737731733735/Over-the-Threshold-by-Caroline-Schmied.pdf
    • http://cefasfese.4pu.com/9731737731733738/Threshold-by-Caroline-Schmied.pdf
    • http://cefasfese.4pu.com/1731731739734731730/The-Watcher-by-the-Threshold-by-John-Buchan.pdf
    • http://cefasfese.4pu.com/1731739732739732734/To-Pause-at-the-Threshold-by-Esther-de-Waal.pdf
    • http://cefasfese.4pu.com/4739734735738734/Wolf-at-the-Threshold-by-Ronald-L-Haines.pdf
    • http://cefasfese.4pu.com/4733735736733734/Here-and-Then-Beyond-the-Threshold-2-by-Linda-Lael-Miller.pdf
    • http://cefasfese.4pu.com/7738736734737733/Threshold-Logic-And-Its-Applications-by-Saburo-Muroga.pdf
    • http://cefasfese.4pu.com/7732730731739/Threshold-of-The-Soul-by-LaTonya-Page-Balkcom.pdf
    • http://cefasfese.4pu.com/1733733738734730/Threshold-Whyborne-amp-Griffin-2-by-Jordan-L-Hawk.pdf
    • http://cefasfese.4pu.com/3738730737732739/The-Threshold-Alastair-Stone-Chronicles-3-by-R-L-King.pdf

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