MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to external PDFs, indicating a link farm for SEO manipulation or traffic redirection. One critical heuristic identified a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=cesarean+section+technique+pdf'. The document body, though heavily obfuscated, also contains this URL, suggesting it is the primary lure. The file's purpose appears to be directing users to malicious infrastructure.
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=cesarean+section+technique+pdf In PDF document text
- http://files.jasonmedinatribalpublications.com/uploads/1/3/2/6/132696145/jibaleror.pdfIn PDF document text
- http://tixikapem.comedianjordanjackson.com/uploads/1/3/2/6/132681482/ladomiwolowe.pdfIn PDF document text
- http://files.southtownscatholic.org/uploads/1/3/1/6/131636990/3996155.pdfIn PDF document text
- http://files.ancientpromise.org/uploads/1/3/0/7/130738794/f04a8eb3298462.pdfIn PDF document text
- http://files.sportworkschiro.com/uploads/1/3/2/7/132741029/2159858.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/1/0431/1311/9905/files/51619563257.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6888/3098/files/sesovixitotel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2804/6233/files/tutovutolepazo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0804/9830/files/gekokewili.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4485/5195/files/xuxaxepexokazebeboga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7990/1096/files/bozafekokejepa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3803/1518/files/rekezasefinabefefopufa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2925/0719/files/harcourt_leveled_reader.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2553/8980/files/nademaselotajefid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0953/2323/files/pojuwoxiwuporelotigovoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4711/5157/files/33486141243.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3688/4642/files/pejerozulej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2439/2087/files/lonomujukitumo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8136/6693/files/dodizezekikujegasarafejil.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_off00007505.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7505 | 5244 bytes |
SHA-256: 091896ed8bc5587ee9a9ad34ad627bc3f305aee43689abdaa58350afc515dac4 |
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font_01_sfnt_off000086ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86CE | 16404 bytes |
SHA-256: a4863fbb4f8bdf70e8be3ef4ec8a9a60c0cd8b67519ecf12e5d615fc82d1ab11 |
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