MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to SEO-optimized PDF hosting sites, but one prominent link redirects through 'ttraff.com', a known malicious redirector. The document body, though heavily obfuscated, contains the text 'Bible study guide for beginners pdf' and the malicious redirector URL, suggesting a phishing or scam lure. The ML classifier strongly indicated maliciousness, and the presence of redirector links points to a technique for obscuring the final malicious destination.
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.com/pify?keyword=bible+study+guide+for+beginners+pdf In PDF document text
- http://xefada.ac-storyboards.com/uploads/1/3/0/7/130775795/672073.pdfIn PDF document text
- http://figemada.thunderheadstudios.com/uploads/1/3/1/4/131453870/wimebi-wixosexol.pdfIn PDF document text
- http://files.killjoy.info/uploads/1/3/2/8/132816158/444fa6d86d0810f.pdfIn PDF document text
- http://files.achespainssprains.com/uploads/1/3/1/3/131379828/zewudoxe_buvaza_putelimuzozesa_xasef.pdfIn PDF document text
- http://virofejug.centralcoastwineworks.com/uploads/1/3/2/6/132682883/jogesimofupop.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/1/0430/8015/5290/files/gosusam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9079/5934/files/10905549741.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1135/8372/files/craftsman_weedwacker_25cc.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7478/0312/files/basic_hazardous_waste_management.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9141/1615/files/19678764365.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/52325197595.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0715/5110/files/ginosogobixi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2492/5347/files/88000143832.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5452/8677/files/avisos_publicitarios.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0832/7829/files/backcross_dan_testcross.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3785/9741/files/carter_page_fisa_warrant.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2008/1563/files/bizagi_tutorial_portugues.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8954/2809/files/42075763266.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_off00006786.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6786 | 5288 bytes |
SHA-256: b1d55decd91309650bad14f3e6a7bf8e22ce29fba9732525e340ba19fae045fc |
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font_01_sfnt_off00007992.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7992 | 10216 bytes |
SHA-256: 0cc23d08594fc6c4e8f7eee858ab84806c1c02ecc2ea6ee1ee3d25ca18d4f38a |
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