MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which, 'https://ttraff.cc/pify?keyword=teacher%2527+s+guide+science+grade+7+pdf', is flagged as a malicious redirector. The document body, though heavily obfuscated, appears to contain text related to educational materials, suggesting a lure. The presence of numerous external PDF links further indicates a link farm or redirection attempt, likely to distribute further 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/pify?keyword=teacher%2527+s+guide+science+grade+7+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/9734e7_1fce561b24ee4bc2aeee4c3daaaf0660.pdf
- https://static.usrfiles.com/ugd/9ff9b8_ca1411986aac4bd286a0edd80edc32f9.pdf
- https://static.usrfiles.com/ugd/4d400c_89e38fb2ca184d3eaa59738ee8b01dfa.pdf
- https://static.usrfiles.com/ugd/f80014_537aa99f465c401191a3b6ee3009fb22.pdf
- https://static.usrfiles.com/ugd/b8c837_909093583bfc4f7880e0198000c6c45a.pdf
- https://static.usrfiles.com/ugd/af0aa9_c1e1eb29b3a04bd88b2ffcd9dff240b5.pdf
- https://static.usrfiles.com/ugd/2d1648_d4bb968453394a7494d9a73cce09f6e6.pdf
- https://static.usrfiles.com/ugd/b8c837_4f4fad99df694fcabbcc53da8f491fd4.pdf
- https://static.usrfiles.com/ugd/b8c837_a8cb9ea401404c31bd09e45a5a2ed76b.pdf
- https://cdn.shopify.com/s/files/1/0436/2820/0096/files/echa_biocides_submission_manual.pdf
- https://cdn.shopify.com/s/files/1/0430/7661/6341/files/96651525151.pdf
- https://static.usrfiles.com/ugd/067ecb_7c3f83d1bdd64274b80dc7098a8fc0fa.pdf
- https://static.usrfiles.com/ugd/b8c837_25f619fe66cf499da623bac0f75446b7.pdf
- https://static.usrfiles.com/ugd/76de1a_c812c8dcc3cc49a19c69dfb167a83a7b.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_off000060e7.bin65f586043de3b5e6e634d6ae39897878ae8299996a1f68db1bbcd7979eb4134c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60E7 | 5448 bytes |
font_01_sfnt_off00007377.bin27d0aebb577920dd5196885fcb3f9cdc60514aed3c988a685998bf77e5c6d10f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7377 | 10152 bytes |
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