Malicious PDF — malware analysis report

Static analysis result for SHA-256 fa9ee1c8224865df…

MALICIOUS

PDF

15.5 KB Created: 2019-05-02 05:10:51 +01:00 Authoring application: mPDF 5.7
MD5: b5501af0588d04c7fcf05ec4237d4f88 SHA-1: 7ad8a0ecb136b3cd3dd02d5ecc26e16b70d7aa66 SHA-256: fa9ee1c8224865dfb10789d363c7e16a621f22509d033c2bf7f36a65fdcfe872
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF file contains a large number of embedded URLs, forming a link farm. The primary heuristic indicates this is a critical finding, suggesting the document's purpose is to direct users to a multitude of external sites. While the specific intent beyond link distribution is unclear, the sheer volume of links points to a potential SEO manipulation or traffic-driving scheme. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9778

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/4739737734738737/The-Beaufort-Bride-The-Life-of-Margaret-Beaufort-The-Beaufort-Chronicles-1-by-Judith-Arnopp.pdf
    • http://cefasfese.4pu.com/1730731731733739734/The-Beaufort-Woman-Beaufort-Chronicles-2-by-Judith-Arnopp.pdf
    • http://cefasfese.4pu.com/4738739737735731/Polly-s-Senior-Year-at-Boarding-School-Polly-Pendleton-3-by-Dorothy-Whitehill.pdf
    • http://cefasfese.4pu.com/1730737737738731738/Polly-reitet-in-die-Zukunft-Polly-4-by-Thea-Oljelund.pdf
    • http://cefasfese.4pu.com/1733739739731737/The-Ghost-Next-Door-by-Wylly-Folk-St-John.pdf
    • http://cefasfese.4pu.com/3737732731733734/Polly-and-the-Pirates-Volume-1-Polly-amp-the-Pirates-1-by-Ted-Naifeh.pdf
    • http://cefasfese.4pu.com/2731731738731734/Secret-Intentions-Cooper-13-Cooper-Security-6-by-Paula-Graves.pdf
    • http://cefasfese.4pu.com/7738738730737733/Cooper-s-Novels-The-Last-of-the-Mohicans-by-James-Fenimore-Cooper.pdf
    • http://cefasfese.4pu.com/1730731731735737731/Beaufort-Now-and-Then-by-J-E-McTeer.pdf
    • http://cefasfese.4pu.com/1730731731735732732/Beaufort-by-N-Jane-Iseley.pdf
    • http://cefasfese.4pu.com/1730731731735732739/Beaufort-Special-by-Bruce-Robertson.pdf
    • http://cefasfese.4pu.com/1730731731735733735/Reaching-for-the-Beaufort-Sea-An-Autobiography-by-Al-Purdy.pdf
    • http://cefasfese.4pu.com/1737732731734731/The-Beaufort-Bastard-by-Betty-King.pdf
    • http://cefasfese.4pu.com/1730731731735735739/Dangerous-Love-by-Jane-Beaufort.pdf
    • http://cefasfese.4pu.com/1730731731735736732/Beaufort-Beaufighter-amp-Mosquito-by-Stewart-Wilson.pdf
    • http://cefasfese.4pu.com/1730731731734730730/Ayden-s-Secret-Beaufort-3-by-Cara-North.pdf
    • http://cefasfese.4pu.com/1730731731735733738/Beaufort-North-Carolina-by-Mamre-Marsh-Wilson.pdf
    • http://cefasfese.4pu.com/1730731731734737730/A-Dead-Man-s-Secret-Sir-Geoffrey-Mappestone-8-by-Simon-Beaufort.pdf
    • http://cefasfese.4pu.com/1730731731734737731/The-Bishop-s-Brood-Sir-Geoffrey-Mappestone-3-by-Simon-Beaufort.pdf
    • http://cefasfese.4pu.com/3730733734731737/Defending-Angels-Beaufort-amp-Company-1-by-Mary-Stanton.pdf
    • http://cefasfese.4pu.com/1

Open this report in the interactive analyzer, or submit your own file for analysis.