MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of the primary links, 'https://ttraff.ru/pify?keyword=contador+publico+definicion+pdf', is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to this URL and other potentially malicious links, suggesting a phishing or redirection scheme. The ML classifier strongly flagged this PDF as malicious.
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=contador+publico+definicion+pdf In PDF document text
- http://xidep.tulipcity.org/uploads/1/3/1/6/131637814/nuwukuges_kotiliwuxituxal_sevajajupoxe.pdfIn PDF document text
- http://files.austlinq.com/uploads/1/3/0/7/130739779/eb2e7bfbfca.pdfIn PDF document text
- http://files.huntingdonbedandbreakfast.com/uploads/1/3/1/4/131452958/tokuwoxu_veselelolabot.pdfIn PDF document text
- http://files.needsmacnow.com/uploads/1/3/1/4/131454165/4285740.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/1/0430/3552/5282/files/pcat_practice_questions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7747/5233/files/alelos_mltiplos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9462/0837/files/wisipop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0631/2098/files/43920014618.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zixetirubopejama.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2429/3796/files/59504079305.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3114/8197/files/les_capteur_de_temprature.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8328/2070/files/nosixafusizorujo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0938/4343/files/55777910214.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2385/9873/files/john_deere_rx75.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9969/2958/files/berserk_of_gluttony_indo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3458/2938/files/6287598226.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3622/9277/files/28574195564.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_off00008be5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BE5 | 5016 bytes |
SHA-256: fcabc4db8e34a3bfd5537dbeec5cbcc50972990867f4c2180e39da01b1c9bed1 |
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font_01_sfnt_off00009cf9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9CF9 | 10596 bytes |
SHA-256: 5d1f58ef790d132d473058a0a736b627928550454183d80291f324511f531eb3 |
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