MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded links, with one prominently pointing to a known malicious redirector infrastructure at 'ttraff.com'. The document body, though partially corrupted, suggests a lure related to educational research materials. The presence of numerous external PDF links, many hosted on Shopify, indicates a potential link farm or SEO manipulation tactic to distribute malicious content.
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=educational+research+quantitative+qualitative+and+mixed+approaches+4th+edition+pdf
- http://files.kingstonwestdental.ca/uploads/1/3/0/7/130738596/aa41de0f.pdf
- http://files.danielshar.com/uploads/1/3/1/4/131453216/xubopikaje.pdf
- http://files.bodegabayhouse.com/uploads/1/3/1/6/131606165/6963368.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0440/1430/5430/files/wobililizufikivawowimag.pdf
- https://cdn.shopify.com/s/files/1/0431/3756/4839/files/i2c_scanner_arduino.pdf
- https://cdn.shopify.com/s/files/1/0431/5460/4198/files/6811614637.pdf
- https://cdn.shopify.com/s/files/1/0434/0134/7226/files/cello_quartet_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0438/7730/2427/files/sakaxodifu.pdf
- https://cdn.shopify.com/s/files/1/0431/0145/4500/files/kufabolakedugexugulazar.pdf
- https://cdn.shopify.com/s/files/1/0432/2449/8343/files/73759687308.pdf
- https://cdn.shopify.com/s/files/1/0433/6635/0998/files/50431680824.pdf
- https://cdn.shopify.com/s/files/1/0431/7842/6534/files/operating_systems_concepts_9th_edition_solutions.pdf
- https://cdn.shopify.com/s/files/1/0437/0992/3480/files/xedam.pdf
- https://cdn.shopify.com/s/files/1/0432/7112/7206/files/dell_command_update_2._4.pdf
- https://cdn.shopify.com/s/files/1/0437/2230/9786/files/60592972359.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_off0000508c.bin648be21a5c951a5ed4cfac216aa7658554fd2e8009b1d88d3b3689e9144981cf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x508C | 5696 bytes |
font_01_sfnt_off000063c5.binf1c4142678b84308d460e4e28cf30c8af668dac57053cc5afbb0bff31e04c0f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63C5 | 9944 bytes |
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