MALICIOUS
254
Risk Score
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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MFA / one-time-code harvesting lure high SE_MFA_LUREDocument asks for a one-time code, authenticator approval, or MFA confirmation — consistent with credential phishing kits that steal session tokens or abuse multi-factor authentication
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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
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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.link/pify?keyword=download+video+facebook+messenger+android In PDF document text
- https://cdn-cms.f-static.net/uploads/4366010/normal_5f86f5d59d3e4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365626/normal_5f86fef687dde.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/c01bbb2e-8087-4645-bf44-c9fb6df9af39/salusum.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/43510894-fb8f-4fb4-b9ec-d23c2eed26f0/17127809218.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/733c09b0-d7af-4e7d-a12e-81d36c074e5b/zilowomeperotuxozu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0483/9784/4637/files/dd_celestial_language_script.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2449/0397/files/46853741454.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0482/9636/2148/files/35360584688.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4305/2953/files/kawefu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0499/3938/2430/files/95383463407.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2745/5400/files/7389593232.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f200454f-72c8-4c87-bd3e-8d79d2635eeb/62366372074.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9617753f-7af2-40dd-9d6a-84bd90430419/zerilulaxogatenavil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2411/4076/files/80839661765.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1158/7752/files/douchebag_life_hacked.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_off00007447.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7447 | 5696 bytes |
SHA-256: 58de1f1dbc0ff9212fb09e779a88290ee18140ce33f4a09e98f6aeda49c165cc |
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font_01_sfnt_off000087af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87AF | 10464 bytes |
SHA-256: cc09c4939f6324922e627b72b51206016ed8ca74fb94d41fee80c41b8bb6aa2e |
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