MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded URLs, with one identified as a malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates the primary purpose is to direct users to harmful infrastructure. The presence of numerous other PDF links suggests a link farm or SEO poisoning attempt 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.cc/wix?keyword=castle+learning+ecology+answers
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/a2ebd8_fd82da091a954c2691c13844fdf0d7bd.pdf
- https://static.usrfiles.com/ugd/b77b08_257eab4c8e064ad9b25d1a3d821e122f.pdf
- https://static.usrfiles.com/ugd/93971e_1f3e2b33a0314d048f261935e0c2ef92.pdf
- https://static.usrfiles.com/ugd/3d0627_b1103ff824b94436a6b9a04d063bf4ca.pdf
- https://static.usrfiles.com/ugd/b8c837_1212ee6505934e7aaace600adefe48b0.pdf
- https://cdn.shopify.com/s/files/1/0433/3010/9593/files/boy_scout_merit_badge_pamphlets.pdf
- https://cdn.shopify.com/s/files/1/0437/2407/9254/files/70768864970.pdf
- https://cdn.shopify.com/s/files/1/0430/2723/4969/files/wagifitenogakonet.pdf
- https://cdn.shopify.com/s/files/1/0428/2974/2246/files/adding_fractions_coloring_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0432/4474/8950/files/69602600520.pdf
- https://cdn.shopify.com/s/files/1/0462/0409/2569/files/atlantica_online_by_ini3.pdf
- https://cdn.shopify.com/s/files/1/0430/4856/6933/files/69481197715.pdf
- https://cdn.shopify.com/s/files/1/0440/9327/6312/files/xiwenowaluzalifu.pdf
- https://cdn.shopify.com/s/files/1/0431/2432/6564/files/91537768372.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_off0000660b.bin69abdbdcac1792fb2a67d192f5bca01bf457f5c5ced4e693b83dd12ca2e5cace |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x660B | 5064 bytes |
font_01_sfnt_off00007765.bin4b375505b66f9cdbe4f1b4f730d1589fe333da48895d10e304e703f0ed5fb3c9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7765 | 13472 bytes |
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