MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF file contains numerous links designed to appear as legitimate PDF downloads, but they redirect to malicious infrastructure. The primary redirector URL is https://ttraff.cc/pify?keyword=neoclassical+literature+pdf, which is flagged as malicious. The document body, though heavily obfuscated, contains references to this URL and other Shopify-hosted PDFs, suggesting a link farm for SEO-based phishing. The ML classifier strongly indicates maliciousness.
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=neoclassical+literature+pdf In PDF document text
- http://files.katarzynasawicz.com/uploads/1/3/1/0/131069887/213760.pdfIn PDF document text
- http://files.katiekittrell.com/uploads/1/3/0/7/130776724/xunor_befizareb_denuzatefu.pdfIn PDF document text
- http://files.industrialbling.com/uploads/1/3/2/8/132815008/9011743.pdfIn PDF document text
- http://files.catmintcottagestreetcatrescue.com.au/uploads/1/3/1/4/131437172/2360728.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/1/0437/6972/5080/files/xopusigiromulom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0168/2843/files/16148936449.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0496/8603/files/92317699258.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9436/7649/files/51871133542.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0607/4780/files/37752983999.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1214/5830/files/vevuripupujikiwe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9191/7989/files/87109232042.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2439/2087/files/18625184226.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1572/4456/files/3363256027.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0631/9001/files/titovodavado.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0210/0886/files/95374578899.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1197/3025/files/pinodakegekidojarumipewa.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_off00008705.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8705 | 4896 bytes |
SHA-256: 46bdc00da18a903c873bfdda2cbdcba786fc1a341558288032450891362b9ac9 |
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font_01_sfnt_off000097ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97BA | 10088 bytes |
SHA-256: 7904bda68587258733e896b2adb0df2c4df77185a7b769b6861b5a542719bbc3 |
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font_02_sfnt_off0000ba28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA28 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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