MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, appears to contain text related to a product listing, suggesting a lure. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates the primary URL leads to malicious infrastructure, and 'PDF_SEO_LINK_FARM' shows a large number of outbound links, typical of SEO poisoning or link farms used for traffic redirection and potential malware distribution.
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.cc/wb?keyword=maquina%20tampografica%20manual%20en%20venta In PDF document text
- http://files.afc7280.com/uploads/1/3/0/7/130775853/55498.pdfIn PDF document text
- http://files.trevorbennett.net/uploads/1/3/0/8/130873758/5497575.pdfIn PDF document text
- http://files.hopevineyardowosso.com/uploads/1/3/1/6/131637056/bamesafudot_zinevu_wejofotumixozux.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8070/4405/files/80650261188.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0079/9140/files/21173464713.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7243/8947/files/juvanuponukozemat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4864/0418/files/21009281460.pdfIn PDF document text
- https://vupejesos.files.wordpress.com/2020/06/65229576760.pdfIn PDF document text
- https://pekakupesile.files.wordpress.com/2020/06/32747267622.pdfIn PDF document text
- https://ragusopibot.files.wordpress.com/2020/07/69173529403.pdfIn PDF document text
- https://derexomej.files.wordpress.com/2020/06/rorudimatonejasukexakamel.pdfIn PDF document text
- https://gepuguxiro.files.wordpress.com/2020/07/87662746278.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/3415/7991/files/bevemubizijiji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9074/8316/files/buvimid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6859/6123/files/jimebaradusos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0593/4757/files/ketomemefuliwanolimuze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1126/7990/files/48420330121.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4488/1059/files/rujiwomedekikakalowiw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7392/9377/files/disune.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006ddf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DDF | 5228 bytes |
SHA-256: 28a89a66383a3ca0328c4f8d5a1edc8b660af1046faa9758a9eb292509baf68d |
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font_01_sfnt_off00007f9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F9F | 11768 bytes |
SHA-256: 0186113fdcafe05182326d3751b5e72aa152600fed8be39a940317c0d72f1890 |
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