MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to domains associated with link farms and redirectors. The primary malicious link, https://ttraff.com/pify?keyword=cesare+pavese+poemas+pdf, is identified as a malicious redirector. The document body, though heavily obfuscated, contains this malicious URL, suggesting the intent is to redirect the user to malicious infrastructure.
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.com/pify?keyword=cesare+pavese+poemas+pdf In PDF document text
- http://files.businesseducationmsde.com/uploads/1/3/1/4/131438150/350da43.pdfIn PDF document text
- http://files.zhou-jiang.com/uploads/1/3/2/6/132682585/tisaso_vasupep_pekitewabus.pdfIn PDF document text
- http://files.denaryin.com/uploads/1/3/0/9/130968972/migekixaruzikawud.pdfIn PDF document text
- http://files.myseattleblog.com/uploads/1/3/1/4/131407214/mefanu.pdfIn PDF document text
- http://files.greatlakesantiquesandartisans.com/uploads/1/3/0/9/130969499/raradu.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/1/0432/6971/8172/files/non_renewable_energy_sources.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6787/5221/files/vail_az_zip_codes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3199/4280/files/12332722632.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mozesuseb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/8559/8615/files/conduction_heat_transfer_poulikakos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1157/9809/files/cardiology_medical_terminology.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6871/0309/files/data_security_and_privacy_in_cloud_computing.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5697/9351/files/polymorphism_in_c.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6022/3382/files/12978978469.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9394/0641/files/78798968986.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5354/7677/files/fazunejugunaropizetesetu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7737/6936/files/ice_ice_baby_instumental.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8524/8165/files/que_es_una_enfermedad_genetica.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4754/1146/files/field_manual_download.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_off00006c29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C29 | 5120 bytes |
SHA-256: 1e4eacf4c27256fdf739f0d3ac1d636cce7c30cfee2351be725e2ecedacdb593 |
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font_01_sfnt_off00007d7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D7D | 10668 bytes |
SHA-256: 49f1f4ff85eb1903764f2a9c28e71d3621d19964bc92b94d2c81eecc3aa684ff |
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