MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to external PDF files hosted on Shopify. This is indicative of an SEO link farm, a technique used to manipulate search engine rankings. One of the embedded links, https://ttraff.com/pify?keyword=albert+schweitzer+bach+el+musico+poeta+pdf, is identified as a malicious redirector. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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.com/pify?keyword=albert+schweitzer+bach+el+musico+poeta+pdf In PDF document text
- http://files.landwaterscience.com/uploads/1/3/2/6/132695575/vuwonesojile.pdfIn PDF document text
- http://gilofame.ngravinggifts.shop/uploads/1/3/0/8/130874038/7888284.pdfIn PDF document text
- http://files.buildingourtomorrow.org/uploads/1/3/1/0/131070137/nifesitukoxekezogev.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4071/7462/files/fepojepajesotil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6923/5619/files/pasar_de_a_word_gratis_y_rapido.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6769/5509/files/dujataf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5593/8725/files/only_the_strong_film.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9455/6324/files/vugaguvogulapezero.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4470/9276/files/tigajenujabukabadow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1570/8580/files/86716410003.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0002/1667/files/tevarebu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8759/3632/files/how_to_delete_rows_in_google_sheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/bootstrap_autocomplete_dropdown.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4705/0661/files/biblia_de_estudio_palabra_clave_gratis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2177/0656/files/aha_bls_test_questions_and_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8863/4263/files/99196272988.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4686/9915/files/tozut.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007ceb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CEB | 5664 bytes |
SHA-256: 19bfdd68db40970fbaee627d7546cdbb798c5e5e360fddf6faa5b5bca87c6afa |
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font_01_sfnt_off0000901d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x901D | 16644 bytes |
SHA-256: b07148e6f0890e477b8fe235aad2784bdd57c017c314d47dd067b2033712de46 |
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