MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF file contains numerous links to external resources, masquerading as a download lure. The primary link directs to a known malicious redirector infrastructure, which likely serves as a gateway to further malicious content or exploits. The presence of a visual download button and the ML classifier's high confidence score further support the malicious nature of this document.
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.ru/pify?keyword=alberto+moravia+pdf+download In PDF document text
- http://files.renaultsparesscotland.co.uk/uploads/1/3/1/4/131438142/6912985.pdfIn PDF document text
- http://somobone.abesboatrental.com/uploads/1/3/0/7/130775350/e942b68b.pdfIn PDF document text
- http://files.ipmed.org/uploads/1/3/1/8/131871433/4655583.pdfIn PDF document text
- http://muteni.angeldesignsbyjane.com/uploads/1/3/2/8/132816066/goxajav.pdfIn PDF document text
- http://files.powdermillbusinesscenter.com/uploads/1/3/2/6/132695392/cd9536b798.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/1/0433/8932/1366/files/applied_mathematics_1.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6274/5501/files/pujivoratenugowobuboror.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7980/2782/files/60915420859.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3301/0074/files/apc_smart_ups_1500_user_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7318/3643/files/pavape.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8072/1311/files/sogomebap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4030/1478/files/bojopujovurute.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2425/9992/files/sikes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4746/0768/files/zewatuzimef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0586/9217/files/lebajatakolave.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4171/7414/files/pdf_to_word_converter_mobile_app_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8340/6239/files/66115488059.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_off0000673c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x673C | 5292 bytes |
SHA-256: c60d18fe5b065d676d89b968a46c158a07d2684120467d7fa008af9598f2880b |
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font_01_sfnt_off0000792f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x792F | 10332 bytes |
SHA-256: bc8c59d8a30dac718b1dc96b0c908c27108f7e7ab1879287428c2dff99e9df74 |
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