MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains embedded links, with one critical heuristic firing indicating it redirects to known malicious infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be the primary lure. The presence of multiple PDF links, many pointing to Shopify, suggests a link farm or SEO poisoning attempt to distribute malicious content. No scripts were extracted, but the embedded URL is the primary indicator of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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 https://ttraff.cc/pify?keyword=el+hombre+como+ser+biopsicosocial+pdf
- http://dabusu.conservatoryathome.com/uploads/1/3/2/8/132814989/1285634.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/1979/5623/files/ways_of_avoiding_plagiarism.pdf
- https://cdn.shopify.com/s/files/1/0435/1610/0776/files/80317683156.pdf
- https://cdn.shopify.com/s/files/1/0436/6427/7657/files/20615788363.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/89120683065.pdf
- https://cdn.shopify.com/s/files/1/0430/2218/8701/files/zonosabifid.pdf
- https://cdn.shopify.com/s/files/1/0434/1691/2037/files/rajeboxepeb.pdf
- https://cdn.shopify.com/s/files/1/0435/9172/9309/files/calvinistas_e_arminianos.pdf
- https://cdn.shopify.com/s/files/1/0438/2598/7734/files/carl_gustav_jung_el_libro_rojo.pdf
- https://cdn.shopify.com/s/files/1/0433/6952/9509/files/tivixekujutuvajagel.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007575.binb7b57b4b1ab491b7becbc63991f999cb05ce3bdebe1041fc69155ffde94b9b28 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7575 | 5492 bytes |
font_01_sfnt_off000087f0.bin7661b30bda4c988a0b83a34c0c3f06a69ef6f82512898b9cb9418847812a7a08 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87F0 | 11112 bytes |
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