MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL, suggesting it's the primary lure. The presence of a link farm heuristic further indicates a malicious intent to drive traffic to external sites, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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=varicocelectomia+tecnica+quirurgica+pdf
- http://files.foltzcenter.com/uploads/1/3/1/3/131384663/7762501.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0432/8371/0108/files/fenirurutewunufik.pdf
- https://cdn.shopify.com/s/files/1/0428/0687/0183/files/ziposijekeba.pdf
- https://cdn.shopify.com/s/files/1/0440/7810/4728/files/fukalotemopajugajifoz.pdf
- https://cdn.shopify.com/s/files/1/0430/9889/8592/files/handbook_of_applied_econometrics_and_statistical_inference.pdf
- https://cdn.shopify.com/s/files/1/0432/0978/5512/files/bugez.pdf
- https://cdn.shopify.com/s/files/1/0427/9477/8791/files/semodojapukazev.pdf
- https://cdn.shopify.com/s/files/1/0429/4639/6326/files/mapa_mundi_para_colorir.pdf
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/nigubudasewim.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001246f.bine4814046246528325e64b8a46880326e700ccc13faa1cf1e533418d9174603a5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1246F | 5268 bytes |
font_01_sfnt_off00013637.bina5fdaccbbe5dc52987ae1929810039889c913eff4130a03cf31f39eb5049e92c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13637 | 10428 bytes |
font_02_sfnt_off000159a2.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x159A2 | 4324 bytes |
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