MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to benign educational resources, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the URL for this malicious redirector. This suggests the document is part of a link farm or SEO poisoning scheme designed to drive traffic to malicious infrastructure.
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.me/wix?keyword=six+factors+that+affect+climate
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/8032/6051/files/a_level_past_papers_physics.pdf
- https://cdn.shopify.com/s/files/1/0435/7118/3777/files/polyelectrolyte_water_treatment.pdf
- https://cdn.shopify.com/s/files/1/0434/5842/9089/files/differential_equations_boyce_10th_edition.pdf
- https://cdn.shopify.com/s/files/1/0429/6019/1637/files/fegoneruzarixes.pdf
- https://cdn.shopify.com/s/files/1/0440/5785/4102/files/wow_hallow_s_end_guide_2019.pdf
- https://cdn.shopify.com/s/files/1/0431/8697/8984/files/2305821271.pdf
- https://cdn.shopify.com/s/files/1/0429/6127/2988/files/grammarway_4_express_publishing_answers.pdf
- https://static.usrfiles.com/ugd/3b7182_28336487ffb04562b6ae4e8fd3bfb936.pdf
- https://static.usrfiles.com/ugd/b8c837_01ea57b9614d43c18c39151d72285354.pdf
- https://static.usrfiles.com/ugd/b8c837_70a1ffe7f8bc4e2f9c2a1297548aa03e.pdf
- https://static.usrfiles.com/ugd/89c6ad_50476cee06504343a311ac1c0fc715e1.pdf
- https://static.usrfiles.com/ugd/b8c837_35abd24c862d4319b7e29aed266c0f7d.pdf
- https://static.usrfiles.com/ugd/77eba6_cf7f042032984f43adb1316347c5ddf2.pdf
- https://static.usrfiles.com/ugd/b8c837_b023001898134fe8b6c924ffb909eb18.pdf
- https://static.usrfiles.com/ugd/b8c837_4622dc215d2e4f94b6f89ab7e5d0f771.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_off00005fa0.bin0a2b4f34e08de70555730079ce2c82088625fdadd7a5c12935ab7556cba80f91 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FA0 | 5292 bytes |
font_01_sfnt_off0000716f.bin83eaa6890ef8cde46eb1552b8c612dbe1ed1b58786ad0fecb49f4c699eb2fa2f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x716F | 9860 bytes |
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