Malicious PDF — malware analysis report

Static analysis result for SHA-256 315fb3a4d0771507…

MALICIOUS

PDF

28.4 KB Created: 2019-04-30 04:58:10 +01:00 Authoring application: mPDF 5.7
MD5: 1b1852e8e5c2fde9044a227156ca8dd6 SHA-1: 8c83d3c7744586c102c20ea8ed80ea876fb86dbf SHA-256: 315fb3a4d0771507e227fcff26115fab5071056bfd66565ffdf3a04e29f9f8be
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of embedded links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged this PDF as malicious with high confidence. While the document body text is unreadable, the presence of numerous links suggests a phishing or redirection attempt. The primary IOCs are the URLs found within the document, which are likely used to direct users to malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9892

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://xiixmcuin.linkpc.net/8200204208200/Then-There-Was-No-Mountain-A-Parallel-Odyssey-of-a-Mother-and-Daughter-Through-Addiction-by-Ellen-Waterston.pdf
    • http://xiixmcuin.linkpc.net/2209201207208200/Just-Love-Her-A-Mother-s-Journey-of-Healing-Through-Her-Daughter-s-Drug-Addiction-by-Trina-Hayes.pdf
    • http://xiixmcuin.linkpc.net/7209208204201/I-Am-Madagascar-by-Ellen-Waterston.pdf
    • http://xiixmcuin.linkpc.net/5208201208208/The-Complete-Mother-Daughter-Book-Club-Collection-The-Mother-Daughter-Book-Club-Much-Ado-About-Anne-Dear-Pen-Pal-Pies-amp-Prejudice-Home-for-the-Holidays-Wish-You-Were-Eyre-The-Mother-Daughter-Book-Club-1-6-by-Heather-Vogel-Frederick.pdf
    • http://xiixmcuin.linkpc.net/3207209206202204/Don-t-Call-Me-Mother-Breaking-the-Chain-of-Mother-Daughter-Abandonment-by-Linda-Joy-Myers.pdf
    • http://xiixmcuin.linkpc.net/5207208200204/2001-A-SPACE-ODYSSEY-2010-ODYSSEY-TWO-2061-ODYSSEY-THREE-3001-THE-FINAL-ODYSSEY-SPACE-ODYSSEY-BOOK-SERIES-1-2-3-4--by-Arthur-C-Clarke.pdf
    • http://xiixmcuin.linkpc.net/3205201201200/The-Mother-Daughter-Book-Club-The-Mother-Daughter-Book-Club-1-by-Heather-Vogel-Frederick.pdf
    • http://xiixmcuin.linkpc.net/1204207206204201/Who-Killed-My-Daughter-The-True-Story-of-a-Mother-s-Search-for-Her-Daughter-s-Murderer-by-Lois-Duncan.pdf
    • http://xiixmcuin.linkpc.net/2202201204207205/Margaret-Mitchell-s-Gone-with-the-Wind-A-Bestseller-s-Odyssey-from-Atlanta-to-Hollywood-by-Ellen-F-Brown.pdf
    • http://xiixmcuin.linkpc.net/2208200206201/Enrique-s-Journey-The-Story-of-a-Boy-s-Dangerous-Odyssey-to-Reunite-with-His-Mother-by-Sonia-Nazario.pdf
    • http://xiixmcuin.linkpc.net/1209207207203205/Like-Mother-Like-Daughter-by-Jane-Sigaloff.pdf
    • http://xiixmcuin.linkpc.net/1201200204201/Like-Mother-Like-Daughter-by-Jennifer-Greene.pdf
    • http://xiixmcuin.linkpc.net/2205206206201207/Puella-Magi-Homura-Tamura-Vol-1-Parallel-Worlds-Do-Not-Remain-Parallel-Forever-by-Magica-Quartet.pdf
    • http://xiixmcuin.linkpc.net/6209200207201201/And-No-More-Sorrow-A-mother-her-daughter-their-war-by-Liliane-Pelzman.pdf
    • http://xiixmcuin.linkpc.net/3207202200201204/Kiran-The-Warrior-s-Daughter-Rights-of-the-Strong-1-by-Ellen-Stellar.pdf
    • http://xiixmcuin.linkpc.net/6201200209201208/The-Wonderful-Adventures-of-Nils---Bilingual-English-German-in-parallel-vertical-columns---Parallel-Text-by-Selma-Lagerl-f.pdf
    • http://xiixmcuin.linkpc.net/2209201205202206/Addiction-Recovery-DIY-Do-it-Yourself---Conquer-Your-Drug-or-Alcohol-Addiction-at-Home-by-K-J-Gordon.pdf
    • http://xiixmcuin.linkpc.net/2209201206205205/Tools-For-Food-Addiction-Binge-Eating-Addiction-Recovery-by-C-R-Petersen.pdf
    • http://xiixmcuin.linkpc.net/2209201207208207/Slaying-The-Addiction-Monster-An-All-Inclusive-Look-At-Drug-Addiction-In-America-Today-by-Sheryl-Letzgus-McGinnis.pdf
    • http://xiixmcuin.linkpc.net/2209202202201209/Diary-of-a-Stage-Mother-s-Daughter-a-Memoir-by-Melissa-Francis.pdf

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