MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious File
The PDF contains a lure to install a browser extension or update, directing users to click a link. This link, 'https://ttraff.com/pify?keyword=firefox+older+version+52', leads to a known malicious redirector. The document also contains a large number of embedded links, many pointing to Shopify domains, suggesting a link farm used for SEO poisoning to attract victims. No scripts were extracted, but the combination of social engineering and redirection to malicious infrastructure is a common delivery method.
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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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=firefox+older+version+52 In PDF document text
- http://files.bythebible.org/uploads/1/3/0/8/130873781/fozimibigenu.pdfIn PDF document text
- http://buwexu.samuelcjohnsonartist.co.uk/uploads/1/3/1/1/131163599/3275594.pdfIn PDF document text
- http://files.estatecomputers.net/uploads/1/3/1/4/131437599/papasuvejubikeb_vediruwun.pdfIn PDF document text
- http://files.univerdant.com/uploads/1/3/1/4/131438759/6938797.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/8833338052.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5276/9192/files/pogivifaxufiwalonon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2732/5343/files/financial_management_theory_practice_15th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/8969/4630/files/characteristics_of_athenian_democracy.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9862/0569/files/47037417254.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4189/0208/files/fill_in_the_blank_resume.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8711/6965/files/80575947087.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3038/0698/files/35422992528.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9296/7581/files/jejabinim.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006b33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B33 | 4740 bytes |
SHA-256: 1e2484b7658c59184f3a71c4f111d2a6ae64ff5722d98694ef3fcfaae9007a94 |
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font_01_sfnt_off00007b64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B64 | 11392 bytes |
SHA-256: 996587f78dd00b5dffb6dc46a4dc57c7367726cd5b142d718a13c2be9a1e5e73 |
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font_02_sfnt_off0000a12a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA12A | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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