MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of embedded links, many of which point to a redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be part of this link farm. The primary malicious activity observed is the redirection to potentially harmful content via these links.
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=the+great+state+icivics+worksheet+answer+key In PDF document text
- http://files.nashvillephotographyclub.com/uploads/1/3/1/4/131437385/vorije.pdfIn PDF document text
- http://files.sandplumnaturetrail.com/uploads/1/3/0/7/130740389/fikababodij-fiwakes-zexanituze.pdfIn PDF document text
- http://files.richardberretttours.com/uploads/1/3/2/7/132740285/7688359.pdfIn PDF document text
- http://files.srrlsf.com/uploads/1/3/1/3/131380868/4f04903295aa5.pdfIn PDF document text
- http://files.beadart-austria.com/uploads/1/3/1/8/131871821/tabonopoparosulu.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/1/0430/8028/6372/files/forming_storming_norming_performing.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/0718/4793/files/investment_analyst_interview_questions_and_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tulajemo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7703/4399/files/basic_concepts_of_electrical_engineering_ps_subramanyam_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0182/2875/files/zuvofineniripolusaperom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4852/5208/files/3928629245.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8837/1107/files/65107832025.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2280/9250/files/23766120625.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4256/1433/files/format_bmp_adalah.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5313/8591/files/bulefazivefitawi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0990/8642/files/61671208853.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7084/7131/files/what_are_the_barriers_of_effective_communication.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4235/4853/files/17884890826.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/62114329075.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_off000066f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66F7 | 5296 bytes |
SHA-256: f992d6e01137f1166668f8590df5c8532149194c493f61c470da4b1db749f186 |
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font_01_sfnt_off00007914.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7914 | 10008 bytes |
SHA-256: bc6ee61b52b56faf6fdfaf1e1d5aa75f397845e92510c2c1375002308188d5c3 |
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