MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains numerous embedded links designed to create an SEO link farm, likely for malicious purposes. The primary link, 'https://ttraff.com/wb?keyword=doppler%20venoso%20de%20miembros%20inferiores%20pdf', redirects to further malicious infrastructure. The ML classifier strongly indicated maliciousness, and the presence of a link farm points towards a phishing or malware distribution scheme.
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.com/wb?keyword=doppler%20venoso%20de%20miembros%20inferiores%20pdf In PDF document text
- http://files.planninginblackandwhite.com/uploads/1/3/2/7/132710655/bobuzugipiz_renele_litazafurusagop.pdfIn PDF document text
- http://files.bookhivebeerclub.com/uploads/1/3/0/9/130969910/f65beae6b726.pdfIn PDF document text
- http://files.apcorx.org/uploads/1/3/0/7/130739740/rudegetetew.pdfIn PDF document text
- http://files.vomhiddencreek.com/uploads/1/3/1/6/131606127/kukuko.pdfIn PDF document text
- http://files.dorabramden.com/uploads/1/3/1/3/131382141/3729828.pdfIn PDF document text
- http://files.akmittal.com/uploads/1/3/0/7/130739549/5829121.pdfIn PDF document text
- http://files.vcgallery.org/uploads/1/3/1/8/131856381/rokererukirejakifu.pdfIn PDF document text
- http://files.metaradiant.org/uploads/1/3/0/7/130775688/luseworexe_nimazumon_pinum_vudowagoja.pdfIn PDF document text
- http://files.dizzycoach.com/uploads/1/3/0/8/130874129/redesoba-xurun.pdfIn PDF document text
- http://fontawesome.iohttp://fontawesome.io/license/In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://sebogoveb.files.wordpress.com/2020/06/finoditedu.pdfIn PDF document text
- https://vefaxut.files.wordpress.com/2020/07/luwidusogurosus.pdfIn PDF document text
- https://xadixijep.files.wordpress.com/2020/06/83442757549.pdfIn PDF document text
- https://ruziridolisa.files.wordpress.com/2020/06/77501995597.pdfIn PDF document text
- https://fuwetatew.files.wordpress.com/2020/06/liripitojugizeb.pdfIn PDF document text
- https://jamamovasuk.files.wordpress.com/2020/06/36055747631.pdfIn PDF document text
- https://legebepome.files.wordpress.com/2020/06/69460449340.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/68876684382.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/telisupuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fesitoxerevujadutag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/73875000904.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/41718344304.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/69892687871.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/31321710084.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008841.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8841 | 1696 bytes |
SHA-256: 9a98723dae936e7c7c8d502cfbcf27bf9f93cff28ba6a06675a6a95244fbc4de |
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font_01_sfnt_off0000906b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x906B | 4884 bytes |
SHA-256: f702cb8c45b92df37b907d7a7f6c4ec31706b7642674a0053bc0c76e783a1b53 |
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font_02_sfnt_off0000a0dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA0DD | 14804 bytes |
SHA-256: 018ca3fa97e16f167ba8ccdd0a0308d41927dfd4637ebb230a34f519611d03dc |
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