MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains a large number of embedded links, many of which point to external PDF files hosted on various domains. One of the primary links, 'https://ttraff.cc/pify?keyword=artefactos+nicanor+parra+pdf', is identified as a malicious redirector. This suggests the document is part of a link farm or SEO poisoning campaign designed to drive traffic to malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=artefactos+nicanor+parra+pdf
- http://files.dessertdesignsbygisela.com/uploads/1/3/1/3/131384279/5042269.pdf
- http://files.wxrringtxn.com/uploads/1/3/1/8/131856257/mekumokololuxo.pdf
- http://files.dukesroyalguard.com/uploads/1/3/0/8/130814510/2876163.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/2677/6227/files/gufabe.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fawalonilon.pdf
- https://cdn.shopify.com/s/files/1/0435/6590/8123/files/vigarelemuvulit.pdf
- https://cdn.shopify.com/s/files/1/0432/7096/3360/files/precalculus_textbook_answers.pdf
- https://cdn.shopify.com/s/files/1/0433/2843/8427/files/91220720691.pdf
- https://cdn.shopify.com/s/files/1/0437/6707/0877/files/runodap.pdf
- https://cdn.shopify.com/s/files/1/0428/4016/2460/files/runoxetevajegufi.pdf
- https://cdn.shopify.com/s/files/1/0436/9793/0393/files/3140905937.pdf
- https://cdn.shopify.com/s/files/1/0433/2499/7800/files/8840054143.pdf
- https://cdn.shopify.com/s/files/1/0430/2071/4137/files/wiwiganojukatasuni.pdf
- https://cdn.shopify.com/s/files/1/0427/9618/7815/files/30998885240.pdf
- https://cdn.shopify.com/s/files/1/0441/1247/8360/files/jujegugotakevusugi.pdf
- https://cdn.shopify.com/s/files/1/0431/2026/3322/files/54409232160.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006976.bind66adb44075c954d8f2c383ed941a991b4994bfcd90f9ed079d92208a684bf39 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6976 | 5104 bytes |
font_01_sfnt_off00007ae3.bin1f1d17f06047380d066507ea62f4246a3b17bcf28288f4e10704e10883074cf8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AE3 | 11428 bytes |
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