MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple embedded links, with the primary one redirecting to a known malicious infrastructure. This suggests a phishing or scam attempt, likely using a lure of a 'free book' to entice clicks. The ML classifier strongly supports the malicious verdict, and the presence of numerous external links points to a link farm or SEO abuse for traffic redirection.
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=the+road+to+freedom+book+pdf In PDF document text
- http://files.lost-in-the-50s.com/uploads/1/3/2/7/132740378/roreletob_libumobe_tonuxi.pdfIn PDF document text
- http://files.westervillejayceepool.com/uploads/1/3/2/3/132303317/5004889.pdfIn PDF document text
- http://files.niavanabelgians.com/uploads/1/3/1/4/131436991/b360c5ff.pdfIn PDF document text
- http://files.emilygilldesigns.com/uploads/1/3/1/1/131164386/gikurotevamedok_fotix.pdfIn PDF document text
- http://files.myturnpoint.com/uploads/1/3/0/8/130813557/3767478.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/1/0437/8745/2576/files/47670959210.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3745/6534/files/79941127535.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2161/5775/files/68056446164.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1530/6405/files/dovozopadugatisewarimawin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9906/2421/files/kukixu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8688/9639/files/pefubugujesevixew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9436/8663/files/kerojuzejad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6674/4216/files/97953049155.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6572/7384/files/pukofosodusofagopurozimul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3735/0309/files/notexunosude.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8320/9631/files/pifaguf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6913/7305/files/82175551376.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7847/5162/files/soboxejekefaresevozabom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0595/9574/files/44972050390.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_off000076eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76EB | 4856 bytes |
SHA-256: d188881aed5a79d667cb5c30f37514d7ae9201f670485275f65280ab141d881e |
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font_01_sfnt_off00008768.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8768 | 10384 bytes |
SHA-256: b2f518b8741587fc59a816d6d22966a240b12a969dd547f372378ef0a3970fe7 |
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