MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains text referencing 'The ultimate fce writing guide pdf' and the malicious URL, suggesting a lure to a phishing or malware distribution site. The presence of numerous embedded links, many pointing to Shopify, further supports a link farm or SEO manipulation tactic to distribute the malicious URL.
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/wix?keyword=the+ultimate+fce+writing+guide+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/9635/8565/files/language_teaching_approaches_and_methods.pdf
- https://cdn.shopify.com/s/files/1/0438/2441/4882/files/calendario_2020_colombia_con_festivos_para_imprimir.pdf
- https://cdn.shopify.com/s/files/1/0430/9454/0452/files/46205940548.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/33435760041.pdf
- https://cdn.shopify.com/s/files/1/0434/2572/6625/files/85393307639.pdf
- https://static.usrfiles.com/ugd/de60da_845147b227594383ba545054eb44c0b5.pdf
- https://cdn.shopify.com/s/files/1/0434/2281/0263/files/ibps_po_recruitment_2019_notification.pdf
- https://cdn.shopify.com/s/files/1/0438/8506/8456/files/pujuz.pdf
- https://static.usrfiles.com/ugd/6cf392_8476b88406b34807a3eefe40c1cd5188.pdf
- https://static.usrfiles.com/ugd/b8c837_57137dab6b5e4bcf8e4a879fcffdeab8.pdf
- https://static.usrfiles.com/ugd/b8c837_b02aa0ade46f4f23bf2127895aa77f3b.pdf
- https://static.usrfiles.com/ugd/f4de5e_2ff303d112244dc7a3637df7d9d1736b.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_off0000d2e1.bind232866fb3a4b7b0e378d2c663f59eef7647c55d717de77379a312c9096c7362 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2E1 | 5432 bytes |
font_01_sfnt_off0000e541.binddd7b17c9228b9fdb497e2c2db24e47fe0b402dad5f667b56683ff349a1d3d73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE541 | 10120 bytes |
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