Malicious PDF — malware analysis report

Static analysis result for SHA-256 c90e3155b917143c…

MALICIOUS

PDF

37.1 KB Created: 2019-04-30 03:29:16 +01:00 Authoring application: mPDF 5.7
MD5: 7cc6c40c5b1169b21c86250738d2f5a3 SHA-1: c21dc3625faef6b302a129d7b059b883cf283655 SHA-256: c90e3155b917143cf0824fce723def2e5d1eb6cce562d009b468d6ce2d05197f
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic, which point to various book titles. These URLs are likely intended to drive traffic to external sites, potentially for SEO manipulation or to host further malicious content. The document body is heavily obfuscated, preventing a clear understanding of its direct purpose beyond linking to these external resources.

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/3091093097092093/New-Readers-Story-Collection-4-15-Books-in-1-Easy-to-Read-and-Follow-Bedtime-Stories-for-Kids-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093093090090/Children-s-Adventure-Story-Bundle-5-4-Books-in-1-Kids-Bedtime-Stories-Collection-Books-about-music-life-animals-planets-Family-Coming-of-age-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093095093092/Early-Reading-Challenge-9-15-Books-in-1-Bedtime-story-Beginner-readers-Adventure-Animal-stories-Teach-Values-Book-Funny-free-story-prime-Rhymes-Fantasy-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093093097092/Halloween-Stories-for-Kids-amp-More-17-Assorted-Stories-to-Read-with-Kids-at-Halloween-Bonus-Halloween-Party-Story-Kids-Story-Bundle-Children-s-Series-Spooky-Scary-Funny-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093090092092/Childrens-Story-Collection-plus-many-more-fun-to-read-short-stories-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/2095094091092095/Children-books-SOPHIE-S-SURPRISE-EGG-Beginner-readers-early-readers-amp-learning-kids-collection-Fiction-story-picture-books-for-children-amp-Toddlers-Bedtime-fiction-beginner-reader-books-Book-2-by-Alex-Man.pdf
    • http://loaminoo.linkpc.net/3091092093091097/Books-for-Kids-Tommy-Tiger-Visits-Veggie-World-Illustration-Book-Ages-3-8-Short-Stories-for-Kids-Kids-Books-Bedtime-Stories-For-Kids-Children-Books-Early-Readers-by-Tommy-Tiger.pdf
    • http://loaminoo.linkpc.net/3091092092092093/Books-for-Kids-Tommy-Tiger-and-the-Football-Fear-Illustration-Book-Ages-3-8-Short-Stories-for-Kids-Kids-Books-Bedtime-Stories-For-Kids-Children-Books-Early-Readers-by-Tommy-Tiger.pdf
    • http://loaminoo.linkpc.net/3091093096094090/Short-Elementary-Level-Stories-Bundle-2-3-Short-Stories-in-1-Ebook-Books-about-Santa-mystery-space-animals-planets-family-Perfect-for-kids-under-10-learning-to-read-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093094092090/Fun-To-Read-Kids-Stories-7-15-All-Ages-Stories-in-1-Book-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093093090097/Early-Reading-Challenge-15-Books-in-1-Beginner-readers-Adventure-Animal-stories-Teach-Values-Book-Funny-free-story-prime-Rhymes-Fantasy-Education-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/1099099090090092/Books-for-Kids-Superhero-Puppy-Dog-Bedtime-Stories-For-Kids-Ages-3-10-children-s-books---Bedtime-Stories-For-Kids-by-S-J-Walter.pdf
    • http://loaminoo.linkpc.net/4093095090097093/Books-for-Children---My-Best-Unicorn-Good-Dream-Story-2-Free-Kids-Books-Beginning-Reader-Bedtime-Stories-For-Kids-Ages-3-8-children-s-books-by-Aurora-Higgins.pdf
    • http://loaminoo.linkpc.net/4093095093099091/Books-for-Children---I-Promise-Good-Dream-Story-4-Free-Kids-Books-Beginning-Reader-Bedtime-Stories-For-Kids-Ages-3-8-children-s-books-by-Aurora-Higgins.pdf
    • http://loaminoo.linkpc.net/3091092097097091/Books-for-Kids-Super-Ants-Illustration-Book-kids-books-Ages-3-8-Bedtime-Stories-For-Kids-Children-s-Books-beginner-reader-books-Bugs-amp-Spiders-1-by-Robot-J-.pdf
    • http://loaminoo.linkpc.net/3091092094099090/Books-for-Kids-The-Tortoise-amp-The-Hare-Illustration-Book-kids-books-Ages-3-8-Bedtime-Stories-For-Kids-Children-s-Books-beginner-reader-books-turtle-1-by-Robot-J-.pdf
    • http://loaminoo.linkpc.net/3091092097092094/Books-for-Kids-THE-TRUE-RAY-OF-HOPE-Illustration-Book-kids-books-Ages-3-8-Bedtime-Stories-For-Kids-Children-s-Books-beginner-reader-books-by-Robot-J-.pdf
    • http://loaminoo.linkpc.net/3091093093091094/Early-Reading-Challenge-10-Bundle-with-15-stories-Beginner-readers-Adventure-Animal-stories-Teach-Values-Book-Funny-free-story-prime-Rhymes-Fantasy-Education-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093090099093/11-Stories-For-Children-Story-Collection-With-an-Overload-of-Cuteness-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093097090098/Stories-For-Kids-amp-Teens-Includes-16-Original-Stories-with-Covers-Funny-Kids-Stories-Childrens-Book-Bundle-Animals-Character-Building-Lessons-by-Betty-J-Byers.pdf
    • http://loaminoo.linkpc.net/3091093095093092/Early-Reading-Challenge-9-15-Books-in-1-Bedtime-story-Beginner-readers-Adventure-Animal-stories-Teach-Values-

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