MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains multiple embedded links, including one identified as a malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates the primary link leads to known malicious infrastructure. Additionally, the 'SE_DOWNLOAD_BUTTON' heuristic suggests a lure to trick the user into clicking, which is further supported by the presence of a call-to-action phrase in the document body. The document appears to be a link farm designed to redirect users to potentially harmful content.
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=exercises%20simple%20past%20and%20past%20progressive%20pdf In PDF document text
- http://voxazazug.nadiaballan.com/uploads/1/3/1/1/131164250/963522bf46.pdfIn PDF document text
- http://files.robertsiteach.org/uploads/1/3/1/4/131437702/485eaad6737458.pdfIn PDF document text
- http://files.ponting.ca/uploads/1/3/0/7/130776267/f2f6d79f94ab7.pdfIn PDF document text
- http://fodit.hisheritage.net/uploads/1/3/0/9/130969656/f6e8a24e.pdfIn PDF document text
- http://files.marketmovesmatt.com/uploads/1/3/0/8/130874629/nuvigure-bufagejiv.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/1/0428/4196/4710/files/xupuzejadojagipinevuvaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4044/6366/files/lindsey_stirling_torrent.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9599/9129/files/binagavat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4211/1650/files/rititevufilobiwozivulu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7066/8453/files/wimagowolaro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7781/1867/files/monografia_sobre_el_cambio_climatico.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7706/5121/files/aditya_hridaya_stotra_in_gujarati.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2344/0792/files/public_policy_lecture_notes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/catalogo_ikea_cocinas_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5928/1061/files/31391208242.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6662/2106/files/bofexepasitizodefuvoki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6856/9238/files/rosoxotefixapode.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1936/9628/files/busta_rhymes_net_worth.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_off0000469d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x469D | 5560 bytes |
SHA-256: 71e1793ebe1148ee3b805a2e5e39e5176304af88879acdc44c1d30800f7e8395 |
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font_01_sfnt_off00005977.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5977 | 9452 bytes |
SHA-256: 9147638749d0e49cacb567306786588beb9113d5b6c362d737dedf0050914772 |
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