MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external resources, including a redirector URL (https://ttraff.com/wb?keyword=winchester%20ranger%20safe%20manual) that is flagged as malicious. The document body, though heavily obfuscated, suggests a lure related to a 'Winchester ranger safe manual'. The presence of many PDF links, some pointing to Shopify, indicates an attempt to create a link farm for SEO manipulation or to distribute further malicious content. The ML classifier also 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.com/wb?keyword=winchester%20ranger%20safe%20manual In PDF document text
- http://files.soindecatur.org/uploads/1/3/1/3/131383204/356d409.pdfIn PDF document text
- http://files.longchronicles.com/uploads/1/3/0/7/130776503/2426798.pdfIn PDF document text
- http://files.gardenincubator.org/uploads/1/3/1/4/131406735/3146367.pdfIn PDF document text
- http://files.seaquamseahawks.com/uploads/1/3/1/3/131380158/2329242.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/1/0430/8205/5842/files/99191508651.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4168/5665/files/84203838592.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0512/4516/files/selulowupipixuru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1385/7692/files/69886811451.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/baxumedufimoval.pdfIn PDF document text
- https://pegemuki523724532.files.wordpress.com/2020/07/71969454125.pdfIn PDF document text
- https://faxojotiwiwi.files.wordpress.com/2020/07/79570430494.pdfIn PDF document text
- https://nezirirotur.files.wordpress.com/2020/07/wibokujevuragiruretapozi.pdfIn PDF document text
- https://viterebiz.files.wordpress.com/2020/07/dezoronegavudasuvujo.pdfIn PDF document text
- https://xakisujufo.files.wordpress.com/2020/06/92292396723.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8614/2876/files/55939646817.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4629/6982/files/41505063326.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0965/4434/files/23557429784.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/juzopuzenafososokazulu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9775/9652/files/62993159294.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gotisirifiwixi.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_off0000901c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x901C | 5080 bytes |
SHA-256: 8edc0efc4aa6a9877647132bd7d24d0031ed72bae1d868bbf695b45278dabbd2 |
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font_01_sfnt_off0000a139.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA139 | 10468 bytes |
SHA-256: 314646b40acf80cbbaea9910c9d9d09d3b2856a2524350362edf94dadd579a45 |
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