Malicious PDF — malware analysis report

Static analysis result for SHA-256 5d324403a25864d0…

MALICIOUS

PDF

18.8 KB Created: 2019-05-05 16:40:29 +01:00 Authoring application: mPDF 5.7
MD5: 34c69d4c550c4511f1bc3e0605d30c55 SHA-1: f9091263cb123aa39b130392858a912a220ca715 SHA-256: 5d324403a25864d08539cd73c3f2e3ca564565399e1683f45225e50f4e30b84c
100 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a mass external link farm, with 25 links detected, suggesting a phishing or content-farming attempt. The presence of a visual download button lure further supports the intent to trick users into interacting with these links. While the specific malware family is not identifiable, the technique of embedding numerous links points towards a social engineering attack.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9920

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/6a02a00a06a00a02/Festival-of-Arts-Shiraz-Persepolis-1970-by-Vali-Mahlouji.pdf
    • http://muicuiu.dumb1.com/6a07a06a03a08a09/How-to-Frame-On-the-Threshold-of-Performing-and-Visual-Arts-Foreign-Affairs-Festival-20122016-by-Barbara-Gronau.pdf
    • http://muicuiu.dumb1.com/5a09a04a07a05a04/A-Guide-to-Persepolis-1-and-2-or-The-Complete-Persepolis-by-Marjane-Satrapi-by-Liss-Ross.pdf
    • http://muicuiu.dumb1.com/3a05a08a00a09/Persepolis-2-The-Story-of-a-Return-Persepolis-2-by-Marjane-Satrapi.pdf
    • http://muicuiu.dumb1.com/3a03a01a08a01/Persepolis-The-Story-of-a-Childhood-Persepolis-1-by-Marjane-Satrapi.pdf
    • http://muicuiu.dumb1.com/8a02a05a01a06a01/Festival-of-the-Bones-El-Festival-de-Las-Calaveras-The-Book-for-the-Day-of-the-Dead-by-Luis-San-Vicente.pdf
    • http://muicuiu.dumb1.com/8a00a02a09a03a09/The-Festival-of-Trial-and-Ember-Faerie-Festival-1-by-Logan-Miehl.pdf
    • http://muicuiu.dumb1.com/7a06a05a02a03a05/Hafiz-of-Shiraz-by-David-Cloutier.pdf
    • http://muicuiu.dumb1.com/1a05a09a08a07a00/The-Septembers-of-Shiraz-by-Dalia-Sofer.pdf
    • http://muicuiu.dumb1.com/5a01a08a02a08a00/All-It-Took-Was-You-Harry-amp-Desi-2-by-Ali-Vali.pdf
    • http://muicuiu.dumb1.com/2a09a09a05a09a03/The-Faery-Prince-by-Vali.pdf
    • http://muicuiu.dumb1.com/8a03a02a03a09/Deal-with-the-Devil-Cain-Casey-3-by-Ali-Vali.pdf
    • http://muicuiu.dumb1.com/8a00a04a01a07a08/Sword-of-the-Viking-The-Saga-of-Valgard-by-Freyja-V-li.pdf
    • http://muicuiu.dumb1.com/7a05a06a04a09a09/Museum-of-Fine-Arts-Boston-Paintings-of-the-Museum-of-Fine-Arts-Boston-Ananda-Coomaraswamy-the-Daughters-of-Edward-Darley-Boit-by-Source-Wikipedia.pdf
    • http://muicuiu.dumb1.com/6a02a00a04a08a09/Persepolis-2-0-by-Payman.pdf
    • http://muicuiu.dumb1.com/6a02a00a04a09a07/The-Persepolis-Affair-by-Veronica-Platzer.pdf
    • http://muicuiu.dumb1.com/6a02a00a05a09a03/The-Extra-Credit-Society-by-Hera-Persepolis.pdf
    • http://muicuiu.dumb1.com/6a02a00a04a09a09/Persepolis-Discovery-and-Afterlife-of-a-World-Wonder-by-Ali-Mousavi.pdf
    • http://muicuiu.dumb1.com/5a09a04a07a01a06/Quicklet-on-Marjane-Satrapi-s-Persepolis-by-Natacha-Pavlov.pdf
    • http://muicuiu.dumb1.com/6a02a00a05a06a08/Amazon-Planet-4-Slave-to-the-Queen-by-Hera-Persepolis.pdf

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