MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to SEO redirector infrastructure designed to phish users. The primary malicious URL identified is https://ttraff.ru/pify?keyword=chloroform+definition+in+spanish, which is flagged as a known malicious redirector. The document body, though heavily obfuscated, contains this URL and other benign-looking Shopify links, suggesting a lure to a malicious site.
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.ru/pify?keyword=chloroform+definition+in+spanish In PDF document text
- http://jamuduf.groundhogproof.com/uploads/1/3/0/7/130775982/marijatafubab_tamunu_fobeteguwi.pdfIn PDF document text
- http://files.riscooper.com/uploads/1/3/0/7/130776757/1995177.pdfIn PDF document text
- http://wasajixa.cathywmsart.com/uploads/1/3/1/0/131071047/galebubu_gomukiwusogeke_wadujokaxoluto.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/1/0431/3631/9639/files/the_economist_2020_vk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7668/0870/files/honda_crv_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5432/6179/files/setofo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pujipipokumamidepuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/64831632673.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1175/1588/files/85819376103.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4678/0566/files/62655344026.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3698/2952/files/baximenogusoxafopilosada.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9291/1007/files/70577507708.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0340/3678/files/22847778372.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5018/9478/files/naberelinurivesipu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5788/6870/files/amls_completo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9390/0958/files/chander_pahar_book_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6874/4099/files/29433950825.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005cd6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CD6 | 5188 bytes |
SHA-256: 59be0f04a375be9f70e7534770af550263c173a805243a029377823046d0d23b |
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font_01_sfnt_off00006e51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E51 | 10644 bytes |
SHA-256: a04374867ecfb3492f2c7202e30bb05e5212501a066d04a6b368f524b117c52f |
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font_02_sfnt_off000092d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92D8 | 16232 bytes |
SHA-256: 7f3d042674398884008b5fd8b97700564c6de2c791e1cc6f34233f4a52db9ecd |
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