MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service that is flagged as malicious. The document body, though heavily obfuscated, contains a URL that matches the redirector found in the heuristics. This suggests the document is part of a link farm or SEO poisoning scheme designed to trick users into downloading 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.ru/pify?keyword=automotive+biw+design+pdf In PDF document text
- http://zepejit.eatwithjames.com/uploads/1/3/0/9/130969754/dubige.pdfIn PDF document text
- http://files.gammazetadecaturtn.com/uploads/1/3/1/4/131452750/4148767.pdfIn PDF document text
- http://jomutomir.27andoak.com/uploads/1/3/0/7/130775432/3156213.pdfIn PDF document text
- http://ralozi.fieldtripsdelivered.com/uploads/1/3/1/3/131398140/8729809.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29025511016.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9745/6789/files/academic_writing_genres_samples_and_resources.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9958/4664/files/97943194208.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6315/6641/files/juzuxipulemu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4571/6129/files/mobominiguvefavemegojeva.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4452/7511/files/jikisixofutum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2052/5469/files/24231071469.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6464/6037/files/jexamomifa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1577/4108/files/96280502654.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8688/9639/files/xulufiweke.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8283/2280/files/64417257610.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6310/6968/files/kafokabotiveridunura.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7047/8746/files/10000_days_tool.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/microxp-_0._82._iso.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006b24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B24 | 5188 bytes |
SHA-256: e66a1627b8f2025ac7e2302f9bdd0cc6b53e3e67876cf0190720eed3b5f2e4ea |
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font_01_sfnt_off00007cd3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CD3 | 10780 bytes |
SHA-256: 13512f3b2573be9495dc8235f63a168e7e8947d57ced4e3ecf2a31bac7adb7ef |
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font_02_sfnt_off0000a175.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA175 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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