Malicious PDF — malware analysis report

Static analysis result for SHA-256 fc3e67316b3b764d…

MALICIOUS

PDF

24.9 KB Created: 2019-04-30 17:19:35 +01:00 Authoring application: mPDF 5.7
MD5: 926d0e2f87eae957a70bc13030500e50 SHA-1: f70a224dee829b5498f77411aa91329365ae9f41 SHA-256: fc3e67316b3b764de3e621b18a6545c8210b94fda1363f972e9e5ac4d61e427e
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded links, as indicated by the PDF_SEO_LINK_FARM heuristic. While the document body is heavily obfuscated, the presence of numerous links suggests an attempt to manipulate search engine results or redirect users to potentially malicious external sites. The ML_NYX_PDF_MALICIOUS heuristic further supports the malicious classification.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9910

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://zacdsa.linkpc.net/1c57c51c54c58c50/The-First-Order-Safeword-LLC-1-by-Peyton-Elizabeth.pdf
    • http://zacdsa.linkpc.net/4c51c53c52c56c58/No-Safeword-Matte-The-Honeymoon-Safeword-7-by-Candace-Blevins.pdf
    • http://zacdsa.linkpc.net/4c51c53c53c56c58/Safeword-Matte-In-Training-Safeword-6-by-Candace-Blevins.pdf
    • http://zacdsa.linkpc.net/2c59c59c50c53c55/Safeword-Matte-In-Training-Safeword-6-by-Candace-Blevins.pdf
    • http://zacdsa.linkpc.net/1c57c50c52c58c55/Safeword-Quinacridone-Safeword-5-by-Candace-Blevins.pdf
    • http://zacdsa.linkpc.net/1c56c59c58c54c58/Safeword-Davenport-Safeword-3-by-Candace-Blevins.pdf
    • http://zacdsa.linkpc.net/1c56c59c57c58c55/Safeword-Rainbow-Safeword-1-by-Candace-Blevins.pdf
    • http://zacdsa.linkpc.net/2c59c58c59c52c55/Safeword-Rainbow-Safeword-1-by-Candace-Blevins.pdf
    • http://zacdsa.linkpc.net/5c54c54c58c54c57/Brandon-Mull-Books-Checklist-and-Series-in-Order-2017-Beyonders-Series-in-Order-Candy-Shop-War-Series-in-Order-Dragonwatch-Series-in-Order-Fablehaven-Series-Five-Kingdoms-Series-and-More-by-List-To-Read.pdf
    • http://zacdsa.linkpc.net/5c54c54c58c54c58/Brandon-Mull-Series-Reading-Order-amp-Checklist-Series-List-in-Order---Five-Kingdom-Series-Fablehaven-Series-Beyonders-Trilogy-Candy-Shop-War-Series-Listabook-Series-Order-Book-24-by-Listabook.pdf
    • http://zacdsa.linkpc.net/7c51c56c52c59c56/Maya-Banks-Series-Reading-Order-amp-Checklist-Series-List-in-Order---KGI-Series-Enforcers-Series-Slow-Burn-Series-amp-All-Other-Books-Listabook-Series-Order-Book-58-by-Listabook.pdf
    • http://zacdsa.linkpc.net/5c50c53c55c57c57/Safeword-by-Samantha-Cayto.pdf
    • http://zacdsa.linkpc.net/3c56c52c57c51c56/The-Dom-with-a-Safeword-by-Sorcha-Black.pdf
    • http://zacdsa.linkpc.net/1c51c51c53c56c59/The-Order-The-Order-Saga-1-by-Marsha-Stokes.pdf
    • http://zacdsa.linkpc.net/1c53c53c55c57c54/Orson-Scott-Card-Series-Reading-Order-amp-Checklist-Series-List-in-Order---Ender-Series-Formic-War-Series-Shadow-Series-Ender-Series-amp-Tales-of-Alvin-Maker-Series-Listabook-Series-Order-Book-15-by-Listabook.pdf
    • http://zacdsa.linkpc.net/6c53c56c51c57c54/Living-the-Carmelite-Way-The-Rule-for-the-Third-Order-of-Carmel-by-General-Curia-of-the-Carmelite-Order.pdf
    • http://zacdsa.linkpc.net/5c56c57c57c57/Snowfall-by-K-M-Peyton.pdf
    • http://zacdsa.linkpc.net/4c52c52c52c52c56/Mail-Order-Rose-Mail-Order-Brides-1-by-Cara-Cabot.pdf
    • http://zacdsa.linkpc.net/2c55c56c52c53c58/The-Temptation-of-Elizabeth-Tudor-Elizabeth-I-Thomas-Seymour-and-the-Making-of-a-Virgin-Queen-by-Elizabeth-Norton.pdf
    • http://zacdsa.linkpc.net/2c53c57c56c50c56/Pennington-s-Heir-by-K-M-Peyton.pdf
    • http://zacdsa.linkpc.net/5c54c54c58c54c57/Brandon-Mull-Books-Checklist-and-Series-in-Order-2017-Beyonders-Series-in-Order-Candy-Shop-War-Series-in-Order-Dragonwatch-Series-in-Order-Fablehaven-Series-Five-Kingdoms-Series-and-More-by-List-To-Read