MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external resources, masquerading as PDF downloads, which is a common tactic for SEO link farms and phishing. The primary redirector URL, https://ttraff.cc/pify?keyword=classification+and+clustering+in+data+mining+pdf, is flagged as malicious. This suggests the document is designed to lead users to potentially harmful content or further malicious sites.
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=classification+and+clustering+in+data+mining+pdf In PDF document text
- http://wozeg.neurorehabkent.com/uploads/1/3/0/8/130814297/8f7c5ee0f589f.pdfIn PDF document text
- http://files.mentoringfutureleaders.com/uploads/1/3/1/6/131637014/911730e6.pdfIn PDF document text
- http://files.areahearingcenter.com/uploads/1/3/1/3/131378968/1010389.pdfIn PDF document text
- http://files.sprinttriathlonchestnutforks.com/uploads/1/3/1/3/131383456/1034879.pdfIn PDF document text
- http://vituweteb.pianolessonsbyjulie.com/uploads/1/3/1/8/131856462/df02f9df81ef13.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/1/0435/7881/8715/files/kekexevop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2351/6323/files/black_and_white_thinking.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7586/1656/files/pneumatic_drives_system_design_modelling_and_control.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9957/7756/files/understanding_architecture_through_drawing_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5393/2966/files/wepamefiwirolux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7399/3890/files/16942128656.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3902/2485/files/bose_wave_music_system_remote.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5601/3205/files/java_ldap_examples.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0592/6809/files/xuwevegazixuliduzosajeb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7542/6722/files/65448722880.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2210/6271/files/wufuzokobanel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1514/2567/files/good_faith_marriage_affidavit_letter_sample.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5544/7201/files/rock_band_font.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
🗂 Part of campaign:
sprinttriathlonchestnutforks.com
5 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006ffb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FFB | 5380 bytes |
SHA-256: 2b205da6ceddee3fd8aeee4ba1659aefa24086d97a111f278e2e02ebe3223d52 |
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font_01_sfnt_off0000822b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x822B | 9904 bytes |
SHA-256: 1b1272ffd83546aab418b4aac09be84cb900653a9aa468ce9acadc8e31e2a9e8 |
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