Malicious PDF — malware analysis report

Static analysis result for SHA-256 c86475b16467a2b5…

MALICIOUS

PDF

15.4 KB Created: 2019-06-13 16:05:03 +01:00 Authoring application: mPDF 5.7
MD5: 84ebc06e30872d7987ced8dcbfe9dc4e SHA-1: 025824d5e56389b297aae44b0b6177c6b7afb93b SHA-256: c86475b16467a2b54881a9f732b1987186e85efc50d78f93ecc2da08ea172fb4
60 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file contains a large number of embedded links pointing to external PDF documents hosted on the domain 'cefasfese.4pu.com'. This is indicative of a link farm or SEO poisoning attack, likely intended to drive traffic to malicious or compromised content. No scripts were extracted, and the document body was unreadable, limiting further analysis of the specific lure.

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/6733734732730730/Raz-o-e-sensibilidade-Sense-and-sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/1731737736739733731/The-Complete-Works-of-Jane-Austen-In-One-Volume-Sense-and-Sensibility-Pride-and-Prejudice-Mansfield-Park-Emma-Northanger-Abbey-Persuasion-Lady-Sandition-and-the-Complete-Juvenilia-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/1730733739730731735/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/3732736738730/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/1730733737736736733/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/7732733730738739/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/9730731732738/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/5733731739736730/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/4734731733739734/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/1738734730730734/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/4735733731739739/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/9730735732738734/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/4736735730731738/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/4735732738735739/Sense-amp-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/3737736732735735/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/7732730733738739/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/8737739734736/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/1730732731734737733/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/9739738730738731/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/4737735735738733/Sense-and-Sensibility-by-Jane-Austen.pdf
    • http://cefasfese.4pu.com/9730731732738/Sense-and-Sensibility-by-Jane-Aust

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