MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF document contains a large number of embedded links, with the primary link pointing to a redirector service (https://ttraff.cc/pify?keyword=estudio+descriptivo+de+corte+transversal+pdf). This suggests an attempt to obscure the final malicious destination, likely a phishing or malware distribution site. The ML classifier strongly supports the malicious verdict.
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=estudio+descriptivo+de+corte+transversal+pdf
- http://files.tonihillkennedy.com/uploads/1/3/2/6/132695347/5532715.pdf
- http://files.leopoldconst.com/uploads/1/3/1/6/131637562/5553908.pdf
- http://domufi.nwtclo.org/uploads/1/3/1/3/131398020/jafod-magakor-xaseve-gezuzogiwuromo.pdf
- http://files.cavgolf.com/uploads/1/3/1/4/131483201/salozovixun.pdf
- https://cdn.shopify.com/s/files/1/0431/0876/1764/files/gizmo_calorimetry_lab_answers.pdf
- https://cdn.shopify.com/s/files/1/0434/3159/2102/files/59572515680.pdf
- https://cdn.shopify.com/s/files/1/0434/4276/5976/files/pawiradavitekisilomi.pdf
- https://cdn.shopify.com/s/files/1/0428/3393/6547/files/kalogijanavajizu.pdf
- https://cdn.shopify.com/s/files/1/0437/5448/7957/files/alphabet_phontique.pdf
- https://cdn.shopify.com/s/files/1/0432/2210/6271/files/bernard_lewis_middle_east.pdf
- https://cdn.shopify.com/s/files/1/0435/7213/4049/files/runepiwefanigip.pdf
- https://cdn.shopify.com/s/files/1/0431/9746/4731/files/fikonajosug.pdf
- https://cdn.shopify.com/s/files/1/0439/0898/9096/files/beruji.pdf
- https://cdn.shopify.com/s/files/1/0439/3133/6859/files/functional_programming_in_scala_paul_chiusano.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006d27.bin128025c3a7d7101f2a32bb850b5ebb109443f0cbcd16e7456ae944320aa00fac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D27 | 5164 bytes |
font_01_sfnt_off00007ecc.bind7f3a42e2fd03f1968c0ec49d16d7cdad78a10bd13d4bdea6d9f3065a757823d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7ECC | 11080 bytes |
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