Malicious PDF — malware analysis report

Static analysis result for SHA-256 6fe061f3b14ca503…

MALICIOUS

PDF

20.7 KB Created: 2019-04-30 04:50:40 +01:00 Authoring application: mPDF 5.7
MD5: 32538a05bd00724b49fefc3b3f6e50f9 SHA-1: 5ffd282f88b6ea83cc43292a191be6544d9ba05f SHA-256: 6fe061f3b14ca5038fa07248c07b890ad9754fb83eeaff1a54fa2f5488d79cdf
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. While the document body is heavily obfuscated, the presence of numerous links suggests an attempt to manipulate search engine results or distribute malicious content. No scripts were extracted, but the link farm indicates a potential for SEO poisoning or drive-by download attempts.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9942

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/4093099094096099/Burke---Now-and-Then-by-Janet-Philp.pdf
    • http://loaminoo.linkpc.net/6091094094095093/Burke-s-Gamble-Burke-2-by-William-F-Brown.pdf
    • http://loaminoo.linkpc.net/7095095092097094/James-Lee-Burke-A-Dave-Robicheaux-Audio-Collection-A-Stained-White-Radiance-In-The-Electric-Mist-With-Confederate-Dead-Dixie-City-Jam-Burning-Angel-and-Cadillac-Jukebox-by-James-Lee-Burke.pdf
    • http://loaminoo.linkpc.net/3090098095099095/The-Looneyspoons-Collection-Janet-amp-Greta-s-Greatest-Recipe-Hits-Plus-a-Whole-Lot-More-by-Janet-Podleski.pdf
    • http://loaminoo.linkpc.net/2099094094097099/Jackie-Janet-amp-Lee-The-Secret-Lives-of-Janet-Auchincloss-and-Her-Daughters-Jacqueline-Kennedy-Onassis-and-Lee-Radziwill-by-J-Randy-Taraborrelli.pdf
    • http://loaminoo.linkpc.net/1098099099098/My-Awesome-Place-Autobiography-of-Cheryl-Burke-by-Cheryl-Burke.pdf
    • http://loaminoo.linkpc.net/4097097090098095/Janet-My-Mother-and-Me-A-Memoir-of-Growing-Up-with-Janet-Flanner-and-Natalia-Danesi-Murray-by-William-Murray.pdf
    • http://loaminoo.linkpc.net/1090090092094092092/Janet-Evanovich-Collection-Foul-Play-amp-the-Grand-Finale-by-Janet-Evanovich.pdf
    • http://loaminoo.linkpc.net/7095095093098091/JAMES-LEE-BURKE-BOOKS-AND-ALL-SHORT-STORIES-CHECKLIST-AND-SUMMARIES---INCLUDES-LATEST-DAVE-ROBICHEAUX---JAMES-LEE-BURKE-SHORT-STORIES-AND-STANDALONE-NOVELS-AND-CHECKLIST-BEST-READING-ORDER-Book-56-by-Avid-Reader.pdf
    • http://loaminoo.linkpc.net/1090094096098098098/Dark-Matter-the-mind-of-Janet-Kuypers-by-Janet-Kuypers.pdf
    • http://loaminoo.linkpc.net/3092098090098096/Apprehended-by-Jan-Burke.pdf
    • http://loaminoo.linkpc.net/2094091099/The-Ex-by-Alafair-Burke.pdf
    • http://loaminoo.linkpc.net/4090096091095092/Semiosis-by-Sue-Burke.pdf
    • http://loaminoo.linkpc.net/2095097094097091/Starfish-Sisters-by-J-C-Burke.pdf
    • http://loaminoo.linkpc.net/3094091092092097/Long-Gone-by-Alafair-Burke.pdf
    • http://loaminoo.linkpc.net/6092093096092/Skin-Deep-by-Dez-Burke.pdf
    • http://loaminoo.linkpc.net/3099090092091098/Down-Here-Burke-15-by-Andrew-Vachss.pdf
    • http://loaminoo.linkpc.net/3094096094098096/Nine-letters-long-by-J-C-Burke.pdf
    • http://loaminoo.linkpc.net/1094098095094093/Gents-4-Ladies-by-Dez-Burke.pdf
    • http://loaminoo.linkpc.net/6098094091090096/Jamaica-Nights-by-Dez-Burke.pdf

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