MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a prominent link to `https://ttraff.cc/wb?keyword=come%20modificare%20un%20pdf%20in%20word`, which is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL and numerous other links to PDF files hosted on Shopify, suggesting a link farm designed to attract users searching for PDF editing tools. The presence of a 'download button' heuristic further supports the lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=come%20modificare%20un%20pdf%20in%20word In PDF document text
- http://vuzef.4k-karate.com/uploads/1/3/0/8/130873810/6c5e2d111b07d.pdfIn PDF document text
- http://files.grecatrading.com/uploads/1/3/0/8/130874411/9464381.pdfIn PDF document text
- http://kopoz.harbottleaudio.com/uploads/1/3/1/4/131453060/fobapikez_zevuvaf_riwoxukena.pdfIn PDF document text
- http://files.mosspropertymgmt.com/uploads/1/3/0/7/130740316/jusorikepese.pdfIn PDF document text
- http://files.librarianlevenson.com/uploads/1/3/1/4/131437538/7316382.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/1/0434/1625/6677/files/14213872128.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2742/1608/files/21260343392.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3257/5132/files/sokolizakefowegidexam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5346/4214/files/wexadagepur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7494/5184/files/dafumusafowijogok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5077/9295/files/maxosifedolixexawelalap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4189/7110/files/41226082523.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0004/5465/files/cadena_de_valor_bimbo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9544/0040/files/17782040705.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5840/5280/files/72482340191.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/loxidunadubufurepetiverox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9698/1147/files/6995906789.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_off00007b42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B42 | 5088 bytes |
SHA-256: eea630b937e8faa112723eda6f698a5c56de0c7dc73dc63737619d2dce8ef345 |
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font_01_sfnt_off00008c85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C85 | 10052 bytes |
SHA-256: efd5cd53ad3b645db4bfe0214ccf45d5186a2e0fc65c0f436b5275d53010b3e9 |
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