MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a redirector service known to host malicious content. The primary link identified, 'https://ttraff.com/pify?keyword=portugu%25C3%25AAs+xxi+nova+edi%25C3%25A7%25C3%25A3o+pdf', is flagged as a malicious redirector. This suggests the document is designed to lead users to potentially harmful websites, likely for phishing or to download further malicious payloads.
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=portugu%25C3%25AAs+xxi+nova+edi%25C3%25A7%25C3%25A3o+pdf
- http://files.koahspearguns.com/uploads/1/3/0/8/130813849/worabugesezu_fowipe.pdf
- http://fivebod.vegantshirts.ca/uploads/1/3/1/4/131406082/1853414.pdf
- http://files.rileytechnical.com/uploads/1/3/0/7/130738876/japofigagife.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/8986/3580/files/41121525084.pdf
- https://cdn.shopify.com/s/files/1/0435/3005/9940/files/books_about_time_management_for_students.pdf
- https://cdn.shopify.com/s/files/1/0438/0976/7584/files/14175166152.pdf
- https://cdn.shopify.com/s/files/1/0434/6255/7856/files/19065381355.pdf
- https://cdn.shopify.com/s/files/1/0438/3775/1453/files/12422175160.pdf
- https://cdn.shopify.com/s/files/1/0433/8361/9736/files/rewisujubuxuluxewu.pdf
- https://cdn.shopify.com/s/files/1/0437/7139/6257/files/pobodoj.pdf
- https://cdn.shopify.com/s/files/1/0433/0582/8520/files/tobibuxev.pdf
- https://cdn.shopify.com/s/files/1/0436/7079/8489/files/48447955039.pdf
- https://cdn.shopify.com/s/files/1/0431/3966/1981/files/6128605883.pdf
- https://cdn.shopify.com/s/files/1/0436/9671/7977/files/alphabet_radio_international.pdf
- https://cdn.shopify.com/s/files/1/0428/2476/1507/files/napuwigovefuwib.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_off00005e3d.bin279cca3e970df43cc32ed8c11affb590c38420292363cf492c281b720454e749 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E3D | 5956 bytes |
font_01_sfnt_off000071cd.bin30ca9db74eda227abbabf11aa3623e06392234e2babef9a16a80cfe8470a525f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71CD | 12764 bytes |
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