Malicious PDF — malware analysis report

Static analysis result for SHA-256 eaddc526d5208a6d…

MALICIOUS

PDF

33.0 KB Created: 2019-04-30 04:27:28 +01:00 Authoring application: mPDF 5.7 First seen: 2021-06-20
MD5: e9528e5ec41b24f01da890fbd5ea7e9c SHA-1: 3a9ee5202f882995236d0dcef12d31f729121da4 SHA-256: eaddc526d5208a6d35e1ef977ed0fd5dfaf6c53484b4be452a01fc936a25b2fe
100 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs, many of which are structured as a link farm pointing to health and wellness-related PDF documents. The heuristic 'PDF_SEO_LINK_FARM' indicates a mass of external links, suggesting a deceptive tactic to drive traffic or distribute further content. While the document body is heavily obfuscated, the presence of numerous URLs and the ML classifier's high confidence score point towards malicious intent, likely to trick users into downloading or visiting these linked resources.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9688

Heuristics 3

  • 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.
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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/4a00a03a09a09a09/The-Stash-Plan-Your-21-Day-Guide-to-Shed-Weight-Feel-Great-and-Take-Charge-of-Your-Health-by-Laura-Prepon.pdf In PDF document text
    • http://muicuiu.dumb1.com/7a04a07a09a05a09/Reiki-The-Definitive-Guide-Increase-Energy-Improve-Health-and-Feel-Great-with-Reiki-Healing-by-Sacha-Cillihypi.pdfIn PDF document text
    • http://muicuiu.dumb1.com/1a08a03a02a08a06/The-Raw-Food-Detox-Diet-The-Five-Step-Plan-for-Vibrant-Health-and-Maximum-Weight-Loss-by-Natalia-Rose.pdfIn PDF document text
    • http://muicuiu.dumb1.com/7a09a04a06a08a03/Weight-Loss-The-7-Day-Meal-Plan-For-Rapid-Fat-Loss-Delicious-And-Nutritious-Meals-Cookbook-Recipes-Diet-Lean-Body-Tips-Health-Vitality-by-George-Letton.pdfIn PDF document text
    • http://muicuiu.dumb1.com/8a03a01a09a03/Taking-Charge-of-Your-Fertility-The-Definitive-Guide-to-Natural-Birth-Control-Pregnancy-Achievement-and-Reproductive-Health-by-Toni-Weschler.pdfIn PDF document text
    • http://muicuiu.dumb1.com/8a00a08a04a02a02/The-Ultimate-guide-to-calories-Learn-how-you-can-create-a-nutritionally-good-plan-for-weight-loss-muscle-growth-and-maintenance-by-Ana-Vizir.pdfIn PDF document text
    • http://muicuiu.dumb1.com/8a09a00a03a06a04/Intermittent-Fasting-The-Guide-to-Total-Health-with-Ketogenic-Diet-and-Weight-Watchers-for-Beginners-by-Natalie-Kordon.pdfIn PDF document text
    • http://muicuiu.dumb1.com/3a01a00a07a05a04/Mediterranean-Diet-Dinner-Cookbook-30-Healthy-amp-Delicious-Recipes-You-Can-Easily-Cook-For-Dinner-That-Will-Help-You-Lose-Weight-Feel-Great-amp-Look-Amazing-The-Essential-Kitchen-Series-Book-34-by-Sarah-Sophia.pdfIn PDF document text
    • http://muicuiu.dumb1.com/2a02a06a06a00a00/The-Modern-No-Nonsense-Guide-to-Paleo-Develop-Your-Skills-to-Lose-Weight-Gain-Energy-and-Take-Back-Your-Health-by-Alison-Golden.pdfIn PDF document text
    • http://muicuiu.dumb1.com/3a01a00a07a02a01/Low-Carb-Breakfast-Cookbook-Everyday-Low-Carb-Breakfast-Recipes-to-Lose-Weight-Feel-Great-and-Look-Your-Best-Essential-Kitchen-Series-Book-56-by-Sarah-Sophia.pdfIn PDF document text
    • http://muicuiu.dumb1.com/1a08a03a01a02a02/The-Kind-Diet-A-Simple-Guide-to-Feeling-Great-Losing-Weight-and-Saving-the-Planet-by-Alicia-Silverstone.pdfIn PDF document text
    • http://muicuiu.dumb1.com/4a01a02a05a06a03/The-Charge-Activating-the-10-Human-Drives-That-Make-You-Feel-Alive-by-Brendon-Burchard.pdfIn PDF document text
    • http://muicuiu.dumb1.com/1a01a08a08a08a02a03/Weight-Loss-Recipes-20-Fit-amp-Slim-Low-Fat-Dinner-Recipes---Lose-Weight-and-Look-Great-by-Cory-Rocko.pdfIn PDF document text
    • http://muicuiu.dumb1.com/1a06a06a09a00a06/Look-Great-Feel-Great-12-Keys-to-Enjoying-a-Healthy-Life-Now-by-Joyce-Meyer.pdfIn PDF document text
    • http://muicuiu.dumb1.com/8a05a08a06a03a04/Look-Great-Feel-Great-12-Keys-to-Enjoying-a-Healthy-Life-Now-by-Joyce-Meyer.pdfIn PDF document text
    • http://muicuiu.dumb1.com/3a02a04a00a06a02/The-Great-Physician-s-RX-for-Health-amp-Wellness-Seven-Keys-to-Unlock-Your-Health-Potential-by-Jordan-S-Rubin.pdfIn PDF document text
    • http://muicuiu.dumb1.com/8a01a03a04a09a03/Best-Tips-on-Weight-Loss-How-to-look-and-feel-your-best-for-men-woman-and-teens-by-April-Salee.pdfIn PDF document text
    • http://muicuiu.dumb1.com/1a00a07a03a08a07a08/The-Reboot-with-Joe-Juice-Diet-Lose-Weight-Get-Healthy-and-Feel-Amazing-by-Joe-Cross.pdfIn PDF document text
    • http://muicuiu.dumb1.com/2a07a04a07a00a07/Jumpstart-to-Skinny-The-Simple-3-Week-Plan-for-Supercharged-Weight-Loss-by-Bob-Harper.pdfIn PDF document text
    • http://muicuiu.dumb1.com/7a00a00a09a01a02/How-to-Lose-Weight-with-Volumetrics-Setting-Up-a-Volumetric-Eating-Plan-by-Serge-Devant.pdfIn PDF document text

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