MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector infrastructure. The ML classifier strongly indicated maliciousness, and the presence of a link farm suggests an attempt to manipulate search engine results or distribute malicious content. While no scripts were explicitly extracted, the PDF structure itself facilitates the redirection.
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.com/pify?keyword=absorcion+de+carbohidratos+lipidos+y+proteinas+pdf
- http://files.dragonflypediatricot.com/uploads/1/3/0/9/130969546/tojozibo-xasos-zobelew.pdf
- http://files.vpgal.com/uploads/1/3/0/7/130775429/1865793.pdf
- http://files.juniorbisonvolleyballclub.com/uploads/1/3/1/4/131407357/parixixebo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/6100/9829/files/86602467761.pdf
- https://cdn.shopify.com/s/files/1/0431/1767/4656/files/dark_souls_2_titanite_shard.pdf
- https://cdn.shopify.com/s/files/1/0435/4061/1226/files/60921275945.pdf
- https://cdn.shopify.com/s/files/1/0439/3366/3400/files/78960870344.pdf
- https://cdn.shopify.com/s/files/1/0432/6191/9390/files/nijutajo.pdf
- https://cdn.shopify.com/s/files/1/0444/7754/6663/files/clinical_chemistry_principles_techniques_and_correlations.pdf
- https://cdn.shopify.com/s/files/1/0452/9078/2881/files/assessment_procedures_for_counselors_and_helping_professionals_7th_edition.pdf
- https://cdn.shopify.com/s/files/1/0431/2793/1029/files/turevewoz.pdf
- https://cdn.shopify.com/s/files/1/0439/4162/6011/files/paxuwelugedumerapexizoged.pdf
- https://cdn.shopify.com/s/files/1/0428/9350/8771/files/2046441736.pdf
- https://cdn.shopify.com/s/files/1/0429/5114/7676/files/91372203841.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_off000086bf.bin540aa5323dd3245b0f1507417050c21cd8e4a2ea09f73fd484e80e4319d377a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86BF | 5472 bytes |
font_01_sfnt_off00009956.bin8fcd1e0b68b92b8e4d162dfd2e6efbbb2a75809396462c056dd974b8e1fac03a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9956 | 11092 bytes |
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