Malicious PDF — malware analysis report

Static analysis result for SHA-256 0a881a7808289a0d…

MALICIOUS

PDF

27.9 KB Created: 2019-05-07 09:43:24 +01:00 Authoring application: mPDF 5.7
MD5: ed48a24303737fea9f09e4d8c9db61a3 SHA-1: dd29496f8412d7ba87219a34ec27d9f0c087b626 SHA-256: 0a881a7808289a0df7073a7557089d152867388cec0be71705570219995d07df
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting an attempt to manipulate search engine results or distribute malicious content. While the specific URLs are currently marked as benign, the sheer volume and the ML classifier's high confidence indicate malicious intent. No scripts were extracted, but the embedded links likely serve as the primary attack vector, potentially leading to further compromise.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9905

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/2096093097095096/According-to-Yes-by-Dawn-French.pdf
    • http://loaminoo.linkpc.net/1092099091098092/A-Tiny-Bit-Marvellous-by-Dawn-French.pdf
    • http://loaminoo.linkpc.net/8096099090093097/Een-klein-beetje-geweldig-by-Dawn-French.pdf
    • http://loaminoo.linkpc.net/2098095092095099/From-Eve-to-Dawn-A-History-of-Women-in-the-World-Vol-1-by-Marilyn-French.pdf
    • http://loaminoo.linkpc.net/1091090091094095091/Eug-ne-s-French-Method-Or-Elementary-French-Lessons-Being-a-Course-of-Easy-Rules-and-Exercises-Introductory-to-the-Author-s-Student-s-Comparative-French-Grammar-by-G-Eugene-Fasnacht.pdf
    • http://loaminoo.linkpc.net/1090095095090091/Fatty-Batter-by-Michael-Simkins.pdf
    • http://loaminoo.linkpc.net/1090095094099099091/Dear-Dawn-Aileen-Wuornos-in-Her-Own-Words-by-Aileen-Wuornos.pdf
    • http://loaminoo.linkpc.net/1092099090098098/Fatty-Legs-by-Christy-Jordan-Fenton.pdf
    • http://loaminoo.linkpc.net/6094097098095094/MADAME-BOVARY-Bilingual-Edition-English-French-A-Classic-of-French-Literature-from-the-prolific-French-writer-known-for-Salammb-Sentimental-Education-et-P-cuchet-November-and-Three-Tales-by-Gustave-Flaubert.pdf
    • http://loaminoo.linkpc.net/5095092091094097/Familypedia---French-Language-Articles-in-French-French-Speaking-Countries-La-Francophonie-Pages-in-French-Translations-Needed-Fr-User-Fr-Abraham-Coste-Baronnet-Beaudet-Brice-Baronnet-Charles-Borromee-Beaudet-Charles-Baronnet-by-Source-Wikia.pdf
    • http://loaminoo.linkpc.net/1091090091095095091/Comparative-French-English-Studies-Grammatical-and-Idiomatic-Being-an-Entirely-Re-Written-Edition-of-the-French-Exercises-for-Middle-and-Upper-Forms-Adapted-to-the-Studens-Comparative-French-Grammar-by-G-Eugene-Fasnacht.pdf
    • http://loaminoo.linkpc.net/6099097098091097/Dear-Russell-Dear-Jourdain-A-Commentary-on-Russell-s-Logic-Based-on-His-Correspondence-with-Philip-Jourdain-by-Ivor-Grattan-Guinness.pdf
    • http://loaminoo.linkpc.net/2097091091095099/Room-1219-The-Life-of-Fatty-Arbuckle-the-Mysterious-Death-of-Virginia-Rappe-and-the-Scandal-That-Changed-Hollywood-by-Greg-Merritt.pdf
    • http://loaminoo.linkpc.net/5094098096090090/I-m-With-Fatty-Losing-Fifty-Pounds-in-Fifty-Miserable-Weeks-by-Edward-Ugel.pdf
    • http://loaminoo.linkpc.net/3097097092095093/Dear-Rockstar-Dear-Rockstar-1-by-Emme-Rollins.pdf
    • http://loaminoo.linkpc.net/1090090096094097/My-Dear-I-Wanted-to-Tell-You-My-Dear-I-Wanted-to-Tell-You-1-by-Louisa-Young.pdf
    • http://loaminoo.linkpc.net/1094098093091095/Dear-Rockstar-Dear-Rockstar-1-by-Emme-Rollins.pdf
    • http://loaminoo.linkpc.net/8098098099094094/The-Compass-of-Pleasure-How-Our-Brains-Make-Fatty-Foods-Orgasm-Exercise-Marijuana-Generosity-Vodka-Learning-and-Gambling-Feel-So-Good-by-David-J-Linden.pdf
    • http://loaminoo.linkpc.net/5091098096096097/The-Bourgeois-Frontier-French-Towns-French-Traders-and-American-Expansion-by-Jay-Gitlin.pdf
    • http://loaminoo.linkpc.net/8093094095093097/Histories-French-Constructions-of-the-Past-Postwar-French-Thought-by-Jacques-Revel.pdf

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