MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass external link farm, with a critical heuristic firing indicating links to known malicious redirector infrastructure. The primary malicious URL identified is https://ttraff.cc/pify?keyword=blackbird+beatles+tab+pdf. The document body, though heavily obfuscated, contains this URL, suggesting it is the intended lure. The ML classifier strongly supports the malicious verdict.
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=blackbird+beatles+tab+pdf In PDF document text
- http://files.holistictherapiesllc.com/uploads/1/3/2/7/132712072/392067.pdfIn PDF document text
- http://files.uncommongroundsmobilecafe.com/uploads/1/3/0/7/130776183/2875893.pdfIn PDF document text
- http://bagoz.socially-m.co.uk/uploads/1/3/1/4/131437601/4198670.pdfIn PDF document text
- http://files.ourbendfarm.com/uploads/1/3/0/7/130738924/kujixuguwosizuk.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/1/0436/4537/0518/files/mnemonic_techniques.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0801/6027/files/sijosib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6542/5570/files/suzexotega.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0729/5140/files/apprendre_le_franais_en.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lamafavikunidamekisuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8543/7853/files/kawimika.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8844/5604/files/82472227918.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1597/7630/files/sql_between_inclusive.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8806/0321/files/business_model_you_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1070/3010/files/hex_color_code.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5253/1869/files/puvuge.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9369/5391/files/child_development_stages_chart.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6475/4325/files/4487305220.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_off00006a79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A79 | 5404 bytes |
SHA-256: 27c0e1725cdc7ad716e73d8193035362a7e8477a42c9b83abb809624ac3b196e |
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font_01_sfnt_off00007ce1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CE1 | 15440 bytes |
SHA-256: 582f93bc81b07206a740b2376c18da8c334119612b23c5472f5cfc1641d5205a |
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font_02_sfnt_off0000ad29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD29 | 16204 bytes |
SHA-256: a95eff378c135b1ab40d10b3cd1da1bafbc07f86005f57898d079c90d712ddbd |
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