MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a link farm and a malicious redirector, indicating an attempt to lure users to malicious sites. The document body, though heavily obfuscated, contains the URL https://ttraff.com/pify?keyword=business+studies+class+11+pdf+free+download, which is flagged as a malicious redirector. This suggests the document's primary purpose is to facilitate the download of further malicious content or lead users to phishing pages.
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.com/pify?keyword=business+studies+class+11+pdf+free+download In PDF document text
- http://zemavowa.oaklandmillsonline.com/uploads/1/3/0/7/130776436/4f002fed58.pdfIn PDF document text
- http://files.premoderndiplomats.org/uploads/1/3/2/8/132814250/2994152.pdfIn PDF document text
- http://files.elizamaleckidance.com/uploads/1/3/0/7/130775228/af16b9c4.pdfIn PDF document text
- http://solur.intothewildlife.org/uploads/1/3/1/4/131437508/3233590.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/1/0436/5893/6473/files/alhambra_zip_code.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8037/5704/files/jodiwoturijotonudonugirib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7197/9171/files/63783339943.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6469/6738/files/8847881623.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0650/8701/files/viwujigotasumirone.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0151/1064/files/25312765094.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8808/5145/files/28025048221.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3519/6566/files/tulitufudurozasipivenupi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1060/5735/files/calendario_2020_escolar_mexico.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8765/0211/files/vezokinojasa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8631/5682/files/ripifapa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1138/1147/files/cub_cadet_1000_series_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7130/5896/files/99191018234.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8015/5290/files/17148553222.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_off00006196.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6196 | 5344 bytes |
SHA-256: 66752024b97c19088621168dff1a32f29fb5c681bfd575747f61a547c6a82228 |
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font_01_sfnt_off000073e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73E4 | 10076 bytes |
SHA-256: 54f1bd6c90dde4c05fc93bee5d086ef50e51916f7b3dcf522ab9e379a0133ddb |
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