MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link, which is also present in the document body. This link, 'https://ttraff.cc/pify?keyword=bass+guitar+for+dummies+pdf+free', is designed to redirect users to potentially harmful content. The document also exhibits characteristics of a PDF link farm, with numerous embedded URLs, many pointing to Shopify domains, likely for SEO manipulation or to obscure the malicious redirector.
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=bass+guitar+for+dummies+pdf+free In PDF document text
- http://files.sunnylearning.com/uploads/1/3/1/6/131606127/wexazamibepot_fujosi_kununewim.pdfIn PDF document text
- http://files.mrdeleonardis.com/uploads/1/3/0/9/130969762/e85e6cff7f42.pdfIn PDF document text
- http://files.design-your-self.com/uploads/1/3/0/7/130739269/puxifujimurigul_pizegamare_tatamukupepoj_doxonamolamimig.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/1/0433/6097/7048/files/biology_keystone_review_packet_answer_key.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4669/0203/files/darajaxojevon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0205/1235/files/fokesiwigafusopakejiju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4757/4943/files/blank_yardage_book_template.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5679/8615/files/40655161205.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5543/8234/files/mozagukixene.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6356/6755/files/64661238120.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1335/7214/files/40475561129.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2134/3647/files/speaking_exercises_for_adults.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8424/2337/files/domaxijorilowedegovuzanal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/8232/3870/files/xinomewidawebarifi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3124/8542/files/learning_management_system_tutorial.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000540b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x540B | 5380 bytes |
SHA-256: fb3a829abec52f9dc07647bcd5812d715bedb0134a484f5debb8896f02bbae78 |
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font_01_sfnt_off0000663c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x663C | 9748 bytes |
SHA-256: acce913aaab88a144596c14e638593d87985c405534ab36d0d56f165df35ff47 |
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font_02_sfnt_off000087b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87B1 | 16120 bytes |
SHA-256: 46d9b83afd797048ab251ddfc9ca9a6db44f3280724c231f6a80a061bcc6fc12 |
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