MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass of external links, many pointing to PDFs hosted on Shopify, suggesting a link farm for SEO manipulation or to obscure malicious destinations. One critical heuristic identified a link to a known malicious redirector, 'ttraff.cc', which is likely the primary malicious payload delivery mechanism. The presence of a visual download button further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=rush+losing+it+sheet+music In PDF document text
- http://files.davidrsmithbooks.com/uploads/1/3/2/7/132740804/dolidugepubuton.pdfIn PDF document text
- http://files.thetadprinciple.com/uploads/1/3/2/8/132814977/fuputulizu.pdfIn PDF document text
- http://nivafavem.interlakesaintsvolleyball.com/uploads/1/3/1/3/131383648/b6c83519c00.pdfIn PDF document text
- http://files.got-hope.org/uploads/1/3/1/4/131438541/tuvisigupunadum.pdfIn PDF document text
- http://files.zcsentinel.com/uploads/1/3/1/4/131408024/4392261.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/1/0435/7767/1843/files/guide_vert_michelin_france.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9821/9420/files/ez_pass_violation_dispute_letter_sample.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5640/5411/files/zekipewedewut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9729/2967/files/42542530935.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2909/3784/files/thinking_in_java_4th_edition_bruce_eckel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3988/2402/files/81735255785.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6359/7473/files/bollywood_musik_video.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7016/0032/files/coriolis_acceleration_derivation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3016/7207/files/reducing_stress_at_work.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7736/0029/files/48617847528.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7458/3702/files/xopotel.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_off0000642b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x642B | 4916 bytes |
SHA-256: 009e4539f3aea89cf306731e609dc04477869ed5c0dd74a14973354bf4f28d3a |
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font_01_sfnt_off000074c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74C0 | 9960 bytes |
SHA-256: 1a6b2db01e28ce6dbdf56491426b4c7ea4ad3ce7f2ef599525405b4fa9de8752 |
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