Malicious PDF — malware analysis report

Static analysis result for SHA-256 5f0dfee6e0b18e43…

MALICIOUS

PDF

19.0 KB Created: 2020-03-19 02:37:20 +00:00 Authoring application: mPDF 5.7
MD5: f262650e85caca3a01c83c8eeb7b9812 SHA-1: 6f5ff86223f75e0318d620d254ccb00df09dc91a SHA-256: 5f0dfee6e0b18e43c6b35403fc3f5241c21736d4d4da2f2c14f90e6368b41a70
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs pointing to a single domain, identified by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged this PDF as malicious with high confidence. The embedded URLs likely lead to malicious content or phishing pages, and the domain 'weisncio.myhome.cx' is highly suspicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9920

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://weisncio.myhome.cx/1625620621620626/Dreams-in-Time-Alex-Charles-2-by-Kim-Reynolds.pdf
    • http://weisncio.myhome.cx/3622620629622624/Time-After-Time-Alex-Balfour-1-by-Allen-Appel.pdf
    • http://weisncio.myhome.cx/8626622620628624/A-Magical-Alex-Flinn-3-Book-Collection-Cloaked-A-Kiss-in-Time-Towering-by-Alex-Flinn.pdf
    • http://weisncio.myhome.cx/8628629625623/Fall-River-Dreams-A-Team-s-Quest-for-Glory-A-Town-s-Search-for-Its-Soul-by-Bill-Reynolds.pdf
    • http://weisncio.myhome.cx/1622626624624/Remember-the-Time-by-Annette-Reynolds.pdf
    • http://weisncio.myhome.cx/2622620625621624/Doctor-Who-Harvest-of-Time-by-Alastair-Reynolds.pdf
    • http://weisncio.myhome.cx/8625627627628/Dreams-Underfoot-Newford-1-by-Charles-de-Lint.pdf
    • http://weisncio.myhome.cx/2624623623625626/A-Time-for-Dreams-by-Jen-Holling.pdf
    • http://weisncio.myhome.cx/4626628622624622/A-Kiss-in-Time-by-Alex-Flinn.pdf
    • http://weisncio.myhome.cx/3625625626622/Yoga-Time-by-Alex-Letner.pdf
    • http://weisncio.myhome.cx/1621622622623625/Meteorites-A-Journey-through-Space-and-Time-by-Alex-Bevan.pdf
    • http://weisncio.myhome.cx/9627624623627622/The-Decapaphiliac-Or-Love-in-the-Time-of-Cappuccinos-by-Alex-Weinle.pdf
    • http://weisncio.myhome.cx/8624625621627628/Knife-of-Dreams-The-Wheel-of-Time-Book-11-Publisher-Tor-Fantasy-by-Robert-Jordan.pdf
    • http://weisncio.myhome.cx/4620629622622620/It-s-Your-Time-Activate-Your-Faith-Achieve-Your-Dreams-and-Increase-in-God-s-Favor-by-Joel-Osteen.pdf
    • http://weisncio.myhome.cx/3620622624622625/A-Shortcut-in-Time-A-Shortcut-in-Time-1-by-Charles-Dickinson.pdf
    • http://weisncio.myhome.cx/3627625625625622/Finding-Time-to-Train-by-Charles-Miske.pdf
    • http://weisncio.myhome.cx/5629625623625626/It-s-Chow-Time-Snoopy-Peanuts-Coronet-68-by-Charles-M-Schulz.pdf
    • http://weisncio.myhome.cx/3626629628624629/A-Time-for-Trumpets-The-Untold-Story-of-the-Battle-of-the-Bulge-by-Charles-B-MacDonald.pdf
    • http://weisncio.myhome.cx/6622628628624624/Jews-and-Christians-on-Time-and-Eternity-Charles-P-guy-s-Portrait-of-Bernard-Lazare-by-Annette-Aronowicz.pdf
    • http://weisncio.myhome.cx/6620629627623624/The-Interpretation-of-Dreams-The-Dream-as-a-Fulfillment-of-a-Wish-Distortion-in-Dreams-The-Method-of-Dream-Interpretation-The-Sources-of-Dreams-amp-The-Psychology-of-the-Dream-Activities-by-Sigmund-Freud.pdf