MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to a redirector service, suggesting a phishing or SEO manipulation scheme. The document body, though heavily obfuscated, contains text related to 'cell cycle reporter' and the redirector URL, reinforcing the lure. The presence of a large number of PDF links indicates a link farm strategy, likely to improve search engine ranking for malicious content or phishing pages.
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=cell+cycle+reporter In PDF document text
- http://files.tridenthandyman.com/uploads/1/3/1/4/131408024/rusujugonefolag_duxajuvinalax_zatato.pdfIn PDF document text
- http://pitafas.northwalestreeservices.com/uploads/1/3/1/3/131380505/xabepululedu-vusozafetu.pdfIn PDF document text
- http://zumozixa.jingshuw.org/uploads/1/3/1/3/131381489/gexetitubivuv.pdfIn PDF document text
- http://files.allthatsparklescheshire.co.uk/uploads/1/3/1/6/131606331/ebc08d158.pdfIn PDF document text
- http://polubonag.topcoatuk.co.uk/uploads/1/3/0/7/130776769/5b24f3d7f89d098.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/97454987384.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4478/0697/files/employee_handbook_template_california.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2585/6662/files/information_about_gst.pdfIn PDF document text
- https://static.usrfiles.com/ugd/9b7d8a_f5931633f9fe46dcad1c7a23637b0441.pdfIn PDF document text
- https://static.usrfiles.com/ugd/ef7b09_f41c2b6a4b6346a4a0228a7ce05c6780.pdfIn PDF document text
- https://static.usrfiles.com/ugd/4bdc6d_1e04f870eed3415db1cddd995d8ccc80.pdfIn PDF document text
- https://static.usrfiles.com/ugd/9a242c_a28b151ab8e245179bdd4b3c51f89109.pdfIn PDF document text
- https://static.usrfiles.com/ugd/7ad284_f157e55d488e429082a3a48df5e34f82.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7400/9753/files/wildgame_innovations_camera_troubleshooting.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0607/3759/files/79334948212.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4586/9985/files/powitalivekugo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0464/6374/6200/files/metformin_dosage_for_weight_reduction.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9582/6336/files/gozubefimiwojafuzif.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_off00009dba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9DBA | 4296 bytes |
SHA-256: f4a832160ce3766452cb1fdb52a85e9a27f071938d94560c6098e2fdbba8f1fa |
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font_01_sfnt_off0000ac6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC6B | 10496 bytes |
SHA-256: 74de6f5f05895634ac3a410128c70cd247f445b94dae7f38e6189904b5de9d83 |
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font_02_sfnt_off0000d040.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD040 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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