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 a redirector service. The primary heuristic firing indicates that the document links to known malicious redirector infrastructure. The document body contains text that appears to be a lure for a PDF download, further supporting the malicious intent of redirecting users to potentially harmful content.
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=annemarie+schimmel+pdf+download In PDF document text
- http://files.northernumpires.com/uploads/1/3/0/7/130775357/d0b6aaf.pdfIn PDF document text
- http://dureruno.listerpartyrental.com/uploads/1/3/1/4/131437886/3214334.pdfIn PDF document text
- http://files.hunterdelves.com/uploads/1/3/1/4/131438193/257202.pdfIn PDF document text
- http://files.us-arabchamber.org/uploads/1/3/1/4/131438203/224404.pdfIn PDF document text
- http://files.mindyourbodyfitnessandnutrition.com/uploads/1/3/2/7/132712530/1591835.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/1/0431/9897/2066/files/sepukowara.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1547/8176/files/44296279219.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4449/4750/files/45454108551.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8347/2791/files/68762377668.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9925/1093/files/vawafigirokinitidobanu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/3331/8808/files/composite_numbers_from_1_to_100.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4162/8072/files/nozuvajevaveze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2935/6959/files/abandoned_projects_in_nigeria_pdf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2363/8426/files/54385028767.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4677/2629/files/91224925292.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/80835258875.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6799/7344/files/xitusosul.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_off000048e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x48E7 | 5184 bytes |
SHA-256: 9db0b5041204a09b5951ad811dfeb5254e725d9422684b56996836855be80595 |
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font_01_sfnt_off00005a53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A53 | 11192 bytes |
SHA-256: 82abe65c2aa91c7a8a3e598a8bee0a03fe5f16db058ab65f3f1041dac228e62c |
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font_02_sfnt_off00007ea5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EA5 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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