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. The document body and embedded links suggest a lure to download further content, likely malicious. The ML classifier strongly indicated maliciousness, and the presence of a redirector URL supports a phishing or content-luring attack pattern.
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=biotecnologia+industrial+livro+pdf
- http://files.marksusedguns.com/uploads/1/3/0/8/130813988/doguvagop.pdf
- http://sozitup.cliffordstearns.com/uploads/1/3/1/4/131408849/zosonifizurek_zipuvi_zafinotor.pdf
- http://firitugok.mytayloralexander.com/uploads/1/3/1/3/131379578/d2af013a86a76d.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/3663/0422/files/wastewater_engineering_treatment_and_resource_recovery.pdf
- https://cdn.shopify.com/s/files/1/0435/9690/6659/files/48585721363.pdf
- https://cdn.shopify.com/s/files/1/0430/6511/4775/files/arithmetic_geometric_sequence_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0430/7963/1012/files/tiwefusonibenexesuvaw.pdf
- https://cdn.shopify.com/s/files/1/0435/1049/7434/files/17788620041.pdf
- https://cdn.shopify.com/s/files/1/0434/8156/3286/files/madugasozetiwupa.pdf
- https://cdn.shopify.com/s/files/1/0435/5522/5751/files/puwidizuzosu.pdf
- https://cdn.shopify.com/s/files/1/0438/3319/6706/files/pawiduwiwara.pdf
- https://cdn.shopify.com/s/files/1/0440/1784/4382/files/art_and_craft_ideas_for_adults.pdf
- https://cdn.shopify.com/s/files/1/0436/9163/8934/files/xetuvijego.pdf
- https://cdn.shopify.com/s/files/1/0428/3603/3695/files/beeman_sportsman_rs2.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_off00005c3b.bin2b45db08b2ca644d5396fc9e67cae2fd41928557e450dfd595dd88cc37ef0af6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C3B | 5432 bytes |
font_01_sfnt_off00006eca.bind837198b348b005f980b8a54ffceaf33cdc2a3933fc3c240dd3bbb5d70a085ff |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6ECA | 10260 bytes |
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