MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation. Crucially, one embedded link redirects to `https://ttraff.cc/wb?keyword=kent%20repertory%20book%20pdf`, which is flagged as a malicious redirector. This indicates the document's primary purpose is to lead the user to malicious infrastructure, likely for further exploitation or phishing.
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/wb?keyword=kent%20repertory%20book%20pdf
- http://zivad.rahimafrooz-ips.com/uploads/1/3/0/8/130814328/rikesamavim.pdf
- http://files.coppolillo.com/uploads/1/3/2/6/132695428/jujakuro-razopuwubiwa.pdf
- http://files.saracolemft.com/uploads/1/3/1/3/131398134/lekax.pdf
- http://files.ayurglo.com/uploads/1/3/2/3/132302718/zadinirakutibit-xisivedonawer-xuludugo-makew.pdf
- https://cdn.shopify.com/s/files/1/0435/5863/3631/files/nivubijumaxibivodede.pdf
- https://cdn.shopify.com/s/files/1/0435/1157/8776/files/fupidesitetatodak.pdf
- https://cdn.shopify.com/s/files/1/0447/1622/8761/files/bams_1st_year_books.pdf
- https://cdn.shopify.com/s/files/1/0431/5650/4744/files/53677220351.pdf
- https://cdn.shopify.com/s/files/1/0439/2216/1832/files/pexaxeba.pdf
- https://cdn.shopify.com/s/files/1/0434/7274/8709/files/brilliant_sanity_buddhist_approaches_to_psychotherapy.pdf
- https://cdn.shopify.com/s/files/1/0434/4302/8120/files/5930735993.pdf
- https://cdn.shopify.com/s/files/1/0430/6285/3794/files/61341953724.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zinigezumapafukutogu.pdf
- https://cdn.shopify.com/s/files/1/0437/1070/9915/files/jack_s_lament_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0434/9476/8792/files/66153043734.pdf
- https://cdn.shopify.com/s/files/1/0429/2955/3575/files/viluxaf.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000060e2.bind7bbc38df862ed3571f1b20d15b8d9068f9dfdd66f7d3a3ed8e0b06b655176bc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60E2 | 4888 bytes |
font_01_sfnt_off00007199.bin5a51c98b743ddf6b265f42d5e5e5daa6648644b61f0e795b6d348dce42785073 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7199 | 10120 bytes |
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