Malicious PDF — malware analysis report

Static analysis result for SHA-256 41cc2b56074f1661…

MALICIOUS

PDF

30.8 KB Created: 2019-04-30 06:43:23 +01:00 Authoring application: mPDF 5.7
MD5: 19d8fbbdb9ee0eae087e216c31f1df40 SHA-1: 7dd83c94c28c9dff99aa2fd6573cbae6a97541fa SHA-256: 41cc2b56074f1661233d9d2fd237d2ef218314fb2545e2a2281b713cc6ac02ab
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, constituting a link farm. This technique is often used to manipulate search engine rankings or to distribute malicious content indirectly. The ML classifier also flagged this PDF as malicious, supporting the assessment of a malicious intent. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9670

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://muicuiu.dumb1.com/3a06a02a04a04a08/The-Wombles-Guide-to-Life-Words-of-Wisdom-from-Wimbledon-Common-by-Read-Tess.pdf
    • http://muicuiu.dumb1.com/6a07a08a07a04a09/Words-of-Wisdom-on-Healthy-Relationships-A-Practical-Guide-to-Creating-Extraordinary-Relationships-by-Gayle-Forman.pdf
    • http://muicuiu.dumb1.com/1a03a08a04a09a06/East-of-Wimbledon-Wimbledon-3-by-Nigel-Williams.pdf
    • http://muicuiu.dumb1.com/3a04a01a08a09a09/Five-Simple-Questions-To-Reclaim-Your-Happiness-and-create-amazing-relationships-for-life-Words-of-Wisdom-for-TeensTM-Book-1-by-Jacqui-Letran.pdf
    • http://muicuiu.dumb1.com/6a08a04a00a09a06/It-s-All-In-The-Frijoles-100-Famous-Latinos-Share-Real-Life-Stories-Time-Tested-Dichos-Favorite-Folktales-and-Inspiring-Words-of-Wisdom-by-Yolanda-Nava.pdf
    • http://muicuiu.dumb1.com/2a06a07a05a02a09/The-Little-Guide-to-Your-Well-Read-Life-How-to-Get-More-Books-in-Your-Life-and-More-Life-from-Your-Books-by-Steve-Leveen.pdf
    • http://muicuiu.dumb1.com/1a01a03a00a02a07a05/No-Regrets-Finding-The-Right-Path-With-A-Personal-Financial-Coach-A-Common-Sense-Guide-To-Achieving-And-Affording-Your-Life-Goals-by-Robert-Abboud.pdf
    • http://muicuiu.dumb1.com/3a03a00a07a06a05/The-Tao-of-Warren-Buffett-Warren-Buffett-s-Words-of-Wisdom-Quotations-and-Interpretations-to-Help-Guide-You-to-Billionaire-Wealth-and-Enlightened-Business-Management-by-Mary-Buffett.pdf
    • http://muicuiu.dumb1.com/5a09a08a00a09a03/Enhancing-the-Wellbeing-and-Wisdom-of-Older-Learners-A-Co-Research-Paradigm-by-Tess-Maginess.pdf
    • http://muicuiu.dumb1.com/2a05a09a00a04a08/Chakra-Wisdom-Oracle-How-To-Read-The-Cards-For-Yourself-and-Others-by-Tori-Hartman.pdf
    • http://muicuiu.dumb1.com/1a01a06a06a08a04a08/Words-Of-Wisdom-Harlequin-Superromance-No-377-by-Megan-Alexander.pdf
    • http://muicuiu.dumb1.com/6a06a02a05a03a07/Teaching-the-Critical-Vocabulary-of-the-Common-Core-55-Words-That-Make-or-Break-Student-Understanding-by-Marilee-Sprenger.pdf
    • http://muicuiu.dumb1.com/6a04a01a06a06a03/Words-of-Wisdom-Marcus-Tullius-Cicero-by-Students-39-Academy.pdf
    • http://muicuiu.dumb1.com/8a06a03a00a02a03/The-Chef-Says-Quotes-Quips-and-Words-of-Wisdom-by-Nach-Waxman.pdf
    • http://muicuiu.dumb1.com/1a01a02a02a00a07a07/The-Country-Almanac-of-Home-Remedies-Time-Tested-amp-Almost-Forgotten-Wisdom-for-Treating-Hundreds-of-Common-Ailments-Aches-amp-Pains-Quickl-by-Chrystle-Fiedler.pdf
    • http://muicuiu.dumb1.com/2a02a09a01a06/Chew-on-Things---It-Helps-You-Think-Words-of-Wisdom-from-a-Worried-Canine-by-Iris-Bell.pdf
    • http://muicuiu.dumb1.com/6a00a09a01a01a02/The-Country-Almanac-of-Home-Remedies-Time-Tested-amp-Almost-Forgotten-Wisdom-for-Treating-Hundreds-of-Common-Ailments-Aches-amp-Pains-Quickly-and-Naturally-by-Brigitte-Mars.pdf
    • http://muicuiu.dumb1.com/4a05a03a03a05a08/Stop-Dressing-Your-Six-Year-Old-Like-a-Skank-A-Slightly-Tarnished-Southern-Belle-s-Words-of-Wisdom-by-Celia-Rivenbark.pdf
    • http://muicuiu.dumb1.com/7a03a07a09a01a08/The-Common-Man-s-Guide-For-Working-With-Women-by-R-S-Houde.pdf
    • http://muicuiu.dumb1.com/1a00a07a01a00a02a07/Harvest-by-Tess-Gerritsen-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://muicuiu.dumb1.com/6a08a04a00a09a06/It-s-All-In-The-Frijoles-100-Famous-Latinos-Share-Real-Life-Stories-Time-Tested-Dichos-Favorite-Folktales-and-Inspiring-Words-of-Wisdo

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