Malicious PDF — malware analysis report

Static analysis result for SHA-256 002c27be33ab6c72…

MALICIOUS

PDF

16.1 KB Created: 2020-01-02 06:04:59 +00:00 Authoring application: mPDF 5.7 First seen: 2021-07-13
MD5: d0f5e77e77409b957008227e3548f030 SHA-1: 578f9a943abf813b3441e17f1f6fb14f2461a798 SHA-256: 002c27be33ab6c725d054b9cb20a31a2a1779df7d51ec4b862e858d790ef16c6
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded external links, identified as a link farm. The ML classifier also flagged this PDF as malicious. The primary attack pattern involves directing users to numerous external PDF files, likely for SEO poisoning or to host further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9358

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.com/7731733732733732/The-Wonderful-Wizard-of-Oz-By-L-Frank-Baum---Illustrated-Free-Audiobook-Unabridged-Original-E-Reader-Friendly-by-L-Frank-Baum.pdf In PDF document text
    • http://cefasfese.4pu.com/9735734731735730/The-Wonderful-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/3732732734731/The-Wonderful-Wizard-of-Oz-Oz-1-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/9730738731733737/The-Wonderful-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/1730731732739735733/The-Wonderful-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/9733738732737734/The-Wonderful-Wizard-of-Oz-Oz-1-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/1730734734734737/The-Wonderful-Wizard-of-Oz-Oz-1-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/1730738733737736730/The-Wonderful-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/6730733739730735/The-Wonderful-Wizard-of-Oz-The-Cyclone-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/4731739730734733/The-Undead-World-of-Oz-L-Frank-Baum-s-the-Wonderful-Wizard-of-Oz-Complete-with-Zombies-and-Monsters-by-Ryan-C-Thomas.pdfIn PDF document text
    • http://cefasfese.4pu.com/1730739734730734737/Wizard-Of-Oz-Cl-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/5737730733737731/The-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/9739739731735730/The-Wizard-Of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/9738735738731739/The-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/4733739736732735/The-Wizard-of-Oz-Oz-1-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/1731737733730736734/The-Wizard-Of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/1730736738730732735/The-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/5732738733732737/The-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/5735733737738739/The-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text
    • http://cefasfese.4pu.com/7733736734736734/The-Wizard-of-Oz-by-L-Frank-Baum.pdfIn PDF document text

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