MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous links designed to appear as search results, leading to a redirector URL. This suggests a phishing or SEO poisoning attack aimed at driving traffic to malicious sites. The ML classifier strongly indicated maliciousness, and the presence of redirector links confirms a malicious intent to lead users to potentially harmful 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.ru/wb?keyword=encounters%20with%20jesus%20tim%20keller%20pdf In PDF document text
- http://files.csoaf.com/uploads/1/3/0/7/130775186/9552357.pdfIn PDF document text
- http://files.indonesianorphanages.org/uploads/1/3/0/7/130739239/jugik.pdfIn PDF document text
- http://files.ecovalleyconstruction.com/uploads/1/3/1/6/131606173/3b36f003751add.pdfIn PDF document text
- http://files.newbeginningswalworth.com/uploads/1/3/0/7/130776841/tunanazopab.pdfIn PDF document text
- http://files.lairdnorton.org/uploads/1/3/1/6/131606059/baxikisid-sawave-mobubipigozewo.pdfIn PDF document text
- http://files.newdaytherapies.com/uploads/1/3/2/6/132695836/tazazupojabiwenow.pdfIn PDF document text
- http://files.namioncampusuno.com/uploads/1/3/0/7/130739883/buteninolemenagup.pdfIn PDF document text
- http://files.northshropshirelabour.org/uploads/1/3/1/8/131857650/jajolar.pdfIn PDF document text
- http://files.duanebrownlaw.com/uploads/1/3/1/4/131483253/2887604.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://jevezuvexog.files.wordpress.com/2020/07/37695737397.pdfIn PDF document text
- https://bofisoj.files.wordpress.com/2020/07/xugesugijozasavebisepix.pdfIn PDF document text
- https://jadunupugali.files.wordpress.com/2020/07/38896625533.pdfIn PDF document text
- https://lojategi.files.wordpress.com/2020/07/zevadidofuboba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/98690712505.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vukabisozudetilo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rewosegukedisupagur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rinubigelezegir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4742/9031/files/20116781325.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/86593634255.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4447/0933/files/14458921873.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6596/6754/files/tamujiberapomutafajijegi.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_off00006743.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6743 | 5256 bytes |
SHA-256: dedb1ab5e6bf11a6b1ab0e3edac662e253d297898b5498b06b57f70e5be1fb7b |
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font_01_sfnt_off00007908.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7908 | 9988 bytes |
SHA-256: e3836d2e2dc3207aa9356b30c9737c194d428df21c856ecc03b36df2bcdbd366 |
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