MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link to a known malicious redirector, ttraff.cc, which is disguised as a link to a book. The document body also contains numerous links to various Shopify-hosted PDFs, likely part of a link farm to improve search engine ranking for malicious content. The primary malicious URL is https://ttraff.cc/pify?keyword=essential+idioms+in+english+robert+j+dixson+pdf, which is designed to redirect the user to further malicious content.
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=essential+idioms+in+english+robert+j+dixson+pdf In PDF document text
- http://files.ambatilab.com/uploads/1/3/1/3/131381237/3e8eb3.pdfIn PDF document text
- http://files.donnalewisblack.com/uploads/1/3/1/4/131453871/pimagurigagi-pelelabikubutuv.pdfIn PDF document text
- http://files.mountainlakewinery.com/uploads/1/3/1/3/131384674/tevutawe.pdfIn PDF document text
- http://files.ottesonpsych.com/uploads/1/3/0/7/130739415/83638.pdfIn PDF document text
- http://files.emiliaskincare.com/uploads/1/3/1/3/131382595/sujedemot-lofixilijowi-tevetogagajuka-lodejogug.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/1/0434/3260/7894/files/84395827735.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dofupuz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0029/8648/files/vurulogomave.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2748/1255/files/weribetoxodiwo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8186/7176/files/gomunumurubatulaxubotit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vuketunaxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3421/4561/files/futoduroleg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8612/7009/files/47032072567.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9679/1456/files/16113722802.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7980/2782/files/28564602158.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1995/2550/files/91281626560.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1804/4063/files/dumisawademubanativi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1926/3397/files/1733251111.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/3833/2312/files/giwos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6760/4128/files/vaxebezalerekamuvozazegi.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_off00005fc8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FC8 | 5696 bytes |
SHA-256: 3dca38e89189bc8d068feebe3e247ddf492fc66edb319747abc343b29eb0f0af |
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font_01_sfnt_off0000730e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x730E | 9640 bytes |
SHA-256: 36a47be9acb9fe12a035d454ff873c99a8ab5386d941ef7a0d8d2f669d704fb6 |
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