MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link redirects through ttraff.cc. This indicates a link farm or redirection tactic. The document body, though heavily obfuscated, contains text related to '8th grade us history workbook answers' and the malicious redirector URL, suggesting a lure to download or access potentially harmful content. 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.cc/pify?keyword=8th+grade+us+history+workbook+answers In PDF document text
- http://files.kaylacranston.com/uploads/1/3/1/6/131636772/vutowi-zegisa.pdfIn PDF document text
- http://files.prodivame.com/uploads/1/3/2/3/132303151/rubirij.pdfIn PDF document text
- http://vanozij.investingwithheart.com/uploads/1/3/1/3/131380213/jukerab_mopanuleduguz_wukotozivega_jezobin.pdfIn PDF document text
- http://wiloragag.nakhrewakhre.com.au/uploads/1/3/0/7/130740522/fubizozasogog-bogonajitazifu.pdfIn PDF document text
- http://files.onceupon-atime.com/uploads/1/3/1/4/131406592/rexodozokoti_lareponulonewi_wikawevujiw_fujususevapuk.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/1/0435/9254/8511/files/rectangle_all_formula.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/9919/9390/files/34883658217.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7275/6648/files/second_life_map.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0453/9786/8712/files/zosexirodasopiji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6656/4520/files/jinevipim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9812/0096/files/lanaxejifi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3182/2485/files/54808172581.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0717/9941/files/rovobaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0629/4176/files/dadifevenasox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pajovi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7684/5728/files/veguwabutenuzom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/9664/3486/files/2566133347.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0445/4963/6255/files/modoz.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_off00007a9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A9A | 5552 bytes |
SHA-256: 7813d006b5150fa8f7803c7a9f078739169f8ec45dbaec6bef8a10b3788bf4d1 |
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font_01_sfnt_off00008d8f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D8F | 10624 bytes |
SHA-256: 7ab10b7a7ec0d67254b7d4b8be88c3684a3c7ca36f26ca27012b5ee6443334ac |
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