MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many pointing to a redirector service (ttraff.cc) which is flagged as malicious. The document body, though heavily obfuscated, contains URLs that are part of a link farm designed to appear as legitimate content. The ML classifier also strongly indicated maliciousness.
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.cc/pify?keyword=balanced+diet+lesson+plan+pdf In PDF document text
- http://files.thomasnaturalhorsemanship.com/uploads/1/3/1/4/131437276/wofixumo.pdfIn PDF document text
- http://files.brianstrumwasser.com/uploads/1/3/0/7/130738969/jigozunufis-wofawokijag-labovojezupama-bolozaseve.pdfIn PDF document text
- http://kifoj.reidswoodworks.com/uploads/1/3/0/8/130814328/fupizebuguvar.pdfIn PDF document text
- http://xubuw.libertybiosecurity.com/uploads/1/3/1/4/131482952/bukosoz.pdfIn PDF document text
- http://files.canesband.org/uploads/1/3/1/6/131607943/f284f0d4ec9fdbd.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/1/0429/6104/3605/files/zebupatafuvaluzi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4684/6107/files/85306542749.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1556/8546/files/36687944222.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8996/0861/files/petevajidolikewezub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4828/6880/files/8016582667.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2398/3015/files/77882565689.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6451/7023/files/sazezutesakotuxix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9676/8665/files/bekokojimezoxilese.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1947/4856/files/using_remote_sensing_and_geographic_information_system.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8872/3616/files/66099064797.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1490/6275/files/74016834395.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4987/6630/files/mensagem_fernando_pessoa_espaol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9041/0658/files/82140897035.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_off0000698d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x698D | 4888 bytes |
SHA-256: efcda0e2b26967614eb4bad76ef71a07bf197da769329c48b566b450e1aef03d |
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font_01_sfnt_off00007a33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A33 | 10680 bytes |
SHA-256: 78755f71a2edc4d74f1ef0553a30938b3dffd2f256b82cb2cc206e976b202cfd |
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font_02_sfnt_off00009e84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E84 | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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