MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, with a critical heuristic identifying a malicious redirector URL. The document body, though partially corrupted, contains the malicious URL and other benign-looking URLs, suggesting a lure to a malicious site. The primary malicious URL is https://ttraff.cc/pify?keyword=s%25E1%25BB%25ADa+file+pdf+b%25E1%25BB%258B+l%25E1%25BB%2597i+font, which likely leads to further malicious content.
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=s%25E1%25BB%25ADa+file+pdf+b%25E1%25BB%258B+l%25E1%25BB%2597i+font In PDF document text
- http://files.mcmjanitorial.com/uploads/1/3/1/4/131406356/5b2cce2e6e7ba.pdfIn PDF document text
- http://files.plumcreekownersassociation.com/uploads/1/3/0/7/130776037/fonefizusosufi_sejagid_kofiragowufuwu_zitulakitapefe.pdfIn PDF document text
- http://files.earthboundtherapeutics.com/uploads/1/3/1/4/131408798/73effb5c335c6c.pdfIn PDF document text
- http://files.brittanyrhager.com/uploads/1/3/1/4/131454090/gofepubisajutumem.pdfIn PDF document text
- http://files.mmedugroup.org/uploads/1/3/1/4/131438405/lepitinevo-pekobesa-kujirad-jagejub.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0435/3074/8055/files/mapa_alsacia_y_selva_negra.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7230/7875/files/30936358609.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8849/4236/files/spin_js_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5293/3020/files/8613499371.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8160/5018/files/already_yet_present_perfect_exercises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3286/1079/files/this_in_javascript.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3012/6490/files/zoologia_del_phylum_arthropoda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0577/1929/files/32037938627.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0028/0726/files/atherosclerosis_causes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0944/0917/files/kuxegubuzasibepenaxe.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000057b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57B4 | 5300 bytes |
SHA-256: 2dbc4a9a29c2f1fd923e5326b548bf9173e24a64a515a8ae2db64d21110122ef |
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font_01_sfnt_off00006976.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6976 | 10932 bytes |
SHA-256: 4afb0ba10c7c4d5d7825e26815305e0b6d682ab2bc2f1ef7f44ddada9afdc28a |
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font_02_sfnt_off00008d51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D51 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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