MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, many of which point to a link farm hosted on cdn.shopify.com. One critical heuristic firing indicates a direct link to a known malicious redirector at 'https://ttraff.com/pify?keyword=the+copernican+revolution+kuhn+pdf'. This suggests the document's primary purpose is to lure users to malicious infrastructure. 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=the+copernican+revolution+kuhn+pdf In PDF document text
- http://files.potomacschoolrobotics.org/uploads/1/3/2/6/132681891/kanagub.pdfIn PDF document text
- http://files.emilyfuchs.ca/uploads/1/3/1/4/131483275/rusutuwut_gumudedikofege_lodewekur.pdfIn PDF document text
- http://worerapof.sweetbasilhurst.com/uploads/1/3/0/8/130874064/15de2c.pdfIn PDF document text
- http://jusafe.beastbeats.net/uploads/1/3/1/3/131397971/nizidof_buduve_sifop.pdfIn PDF document text
- http://files.friscoridersbaseball.com/uploads/1/3/1/0/131071289/kefazakuxuvakefa.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/1/0430/8870/7733/files/37880462138.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2684/0738/files/suwor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7079/9510/files/8226072442.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7272/4897/files/xigubipuzupoda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7977/0019/files/change_heroku_app_name.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2834/9089/files/58218579280.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4300/4322/files/pujemibu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6850/5764/files/gegadotiwogabazas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2228/5976/files/83067481647.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/95936092566.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6859/6123/files/24364373000.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8850/3203/files/wupibarupur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7433/8472/files/jaradisodixukogiduga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0200/3615/files/xifewitewuzij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7548/6367/files/86388930179.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_off00008ff4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FF4 | 5140 bytes |
SHA-256: 8fa43792ed16d21409a4c17c3a5af9aff86bf4de9f2c073af867f0a213ca2061 |
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font_01_sfnt_off0000a174.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA174 | 10076 bytes |
SHA-256: 2885decc7bda6597228ba69e7425248d9bb24c3289a12384ef8baa148218c751 |
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