MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains multiple heuristics indicating it is a malicious redirector and part of an SEO link farm. It embeds numerous links, with a primary one pointing to `https://ttraff.ru/pify?keyword=molecular+dynamics+simulation+elementary+methods+haile+pdf`, which is flagged as a known malicious redirector. The document body, though heavily obfuscated, appears to be a lure related to a PDF document title, suggesting a phishing or scam attempt.
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=molecular+dynamics+simulation+elementary+methods+haile+pdf In PDF document text
- http://files.wonderingthrough.com/uploads/1/3/1/6/131637552/adfedacd6fdb.pdfIn PDF document text
- http://files.braverthanthewaves.com/uploads/1/3/1/4/131453807/5359755.pdfIn PDF document text
- http://files.justcoconotchanel.com/uploads/1/3/1/8/131871648/tiraxag.pdfIn PDF document text
- http://files.azmendinglives.com/uploads/1/3/1/3/131398487/folijepuzenixusi.pdfIn PDF document text
- http://files.hemlockedgerescue.com/uploads/1/3/0/7/130775871/2380287.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/1/0434/0957/1997/files/zojepeledaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6749/7880/files/33214098472.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8059/7152/files/66052156736.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9291/1007/files/14993876953.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1977/8723/files/balibojowewugowi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4020/9056/files/xubarakuworolujizomulebe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2935/6959/files/52038100743.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3272/4124/files/witinepenarokejufuvixiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xakikalimakimoxe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1103/7591/files/86941190225.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8722/4214/files/20862666865.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6019/8557/files/tijukiradefag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4892/7386/files/nimavisefekinarekuz.pdfIn PDF document text
- https://doi.org/10.1063/1.4823234In 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_off0000741c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x741C | 5384 bytes |
SHA-256: b7917b789c742ce4e988c57df0d736e048c65d15a5ef5f3e3be5eec60c57c824 |
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font_01_sfnt_off00008646.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8646 | 10076 bytes |
SHA-256: 622657bd2e4ffaf58635044ccbaa909d50744fd7c4764f879bfe96bef4e23449 |
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