MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body and embedded links suggest a lure related to 'Oxford discover 1 cd free', likely intended to trick users into clicking the malicious link. The PDF also contains a large number of external links, characteristic of a link farm.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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.link/wix?keyword=oxford+discover+1+cd+free In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.opentle.orgIn PDF document text
- https://static.usrfiles.com/ugd/d216cb_5b680ec6938b49b59e8843716a90d216.pdfIn PDF document text
- https://static.usrfiles.com/ugd/66f3f9_132abb9550fc4cd6858d6d6bb2b9cfc5.pdfIn PDF document text
- https://static.usrfiles.com/ugd/9d24cb_3eb42612342b42c9a0f4a37e93152b8b.pdfIn PDF document text
- https://static.usrfiles.com/ugd/02ccf7_058e78fadb9a48ccadcec3f05d8823b6.pdfIn PDF document text
- https://static.usrfiles.com/ugd/a32c20_5f2ef1d5a26e40ffa696cd703174097d.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3123/2666/files/80940955139.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3641/6936/files/lirabejalutefofewo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0255/2742/files/bartender_software_new_version_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7920/5013/files/14013860803.pdfIn PDF document text
- https://static.usrfiles.com/ugd/26938b_80b61d78bbdd4cfeac6796ccdc5f6c06.pdfIn PDF document text
- https://static.usrfiles.com/ugd/0b46e6_a15828a08b5c4b83a4b4866589543ce6.pdfIn PDF document text
- https://static.usrfiles.com/ugd/a31856_779b7a4ca19d45038ede9daa57978ce2.pdfIn PDF document text
- https://static.usrfiles.com/ugd/b910ae_8f27a6c36964432788dab8978117fbb1.pdfIn PDF document text
- https://static.usrfiles.com/ugd/64f9d2_a9150ac639844d028bee198069e58a6c.pdfIn PDF document text
- https://static.usrfiles.com/ugd/93971e_b53146275c204ec3a251513fa42e536d.pdfIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_97127c41518d436d95f93a6150ba9786.pdfIn PDF document text
- https://static.usrfiles.com/ugd/1813b3_2982248135944239a5ea305e2efb1b1d.pdfIn PDF document text
- https://static.usrfiles.com/ugd/0a0016_0cc1334ff8a944a99c18520fb6da31df.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://www.gnu.org/licenses/gpl.htmlIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F41 | 4980 bytes |
SHA-256: 5618280a2e79742c19afd6932b75846967d69a50ca2bc38db4f18fe195a60d07 |
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font_01_sfnt_off0000704d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x704D | 5852 bytes |
SHA-256: 0460e4b819836684ee646564f23d3767bfcf5407a742f126e14b557faf704447 |
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font_02_sfnt_off00007f04.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F04 | 11104 bytes |
SHA-256: ea8494bedd2aab6e1105b010bcc3a100d749870bb010b7c03c26fe23a3c82337 |
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font_03_sfnt_off0000a45f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA45F | 16028 bytes |
SHA-256: 13adf508137d8c465935a7a142060f5d940462760dc3fd3f5061e956d2f2222b |
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