MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous embedded links, many of which point to a redirector service known for hosting malicious content. The primary lure appears to be a "free download" disguised as "jazz bass guitar lessons pdf", which redirects to `https://ttraff.cc/pify?keyword=jazz+bass+guitar+lessons+pdf`. This redirector then likely leads to a phishing or malware download site. The ML classifier strongly supports the malicious nature of this document.
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=jazz+bass+guitar+lessons+pdf In PDF document text
- http://files.cheezlandukeband.com/uploads/1/3/0/7/130775905/5690117.pdfIn PDF document text
- http://files.dannasdogs.net/uploads/1/3/0/7/130775950/rezipef.pdfIn PDF document text
- http://files.creativealchemy4education.org/uploads/1/3/1/4/131453294/koregodovodazaxe.pdfIn PDF document text
- http://files.pdxprays.com/uploads/1/3/1/3/131383018/wikixawasagi.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/1/0429/8863/4266/files/molapiwije.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6308/3170/files/94374940374.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3450/1535/files/kurixatajizefux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9462/0837/files/dabupan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/67572949107.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/1732/0094/files/nikon_d7100_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4551/7469/files/business_plan_cafe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0708/1622/files/87840801126.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0445/3544/7711/files/crsu_b._ed_result_2020_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7522/1157/files/principles_of_auditing_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1458/6521/files/weekend_at_bernies.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4976/2459/files/livro_completo_alcoro_em_portugues.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9438/5575/files/95655904093.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wanojexabe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1164/4324/files/examples_of_manual_dexterity.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_off00006a7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A7E | 5388 bytes |
SHA-256: 45a99e3cef12554b34408db10e7930e32c730ab147c008d9139435cbeb5de800 |
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font_01_sfnt_off00007ce1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CE1 | 11028 bytes |
SHA-256: c8ad7e5f880169f27abce80b0ef148ef00406489d96d4fff4435257f725f1320 |
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