MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one pointing to a known malicious redirector. The document body and embedded links suggest a lure for downloading a PDF, likely to distribute malware. The ML classifier strongly indicates maliciousness, and the presence of a redirector URL confirms a malicious intent to lead the user to a harmful destination.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=clinical+anatomy+by+systems+pdf+download
- http://files.jenwahintuition.com/uploads/1/3/1/3/131381006/41a12ca2bfad29.pdf
- http://files.msohomes.com/uploads/1/3/0/8/130874477/maxibikub.pdf
- http://files.ziontbc.com/uploads/1/3/1/3/131380397/vuxamijezat_volifulisowogu_jemefonim.pdf
- http://files.annagayatri.com/uploads/1/3/0/7/130776063/xaleme_pasajuzafev.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/5771/6119/files/23100889270.pdf
- https://cdn.shopify.com/s/files/1/0435/7367/4142/files/merulukulekolikefipitatot.pdf
- https://cdn.shopify.com/s/files/1/0437/9597/2256/files/dijotekegewerom.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/bujebunefevefosilipepeju.pdf
- https://cdn.shopify.com/s/files/1/0430/6481/9874/files/larox.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wefudebavisizaku.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zugazad.pdf
- https://cdn.shopify.com/s/files/1/0432/0726/2367/files/97222405334.pdf
- https://cdn.shopify.com/s/files/1/0427/5788/2022/files/getaranomuzojowinanamifaw.pdf
- https://cdn.shopify.com/s/files/1/0434/0131/4454/files/42811347961.pdf
- https://cdn.shopify.com/s/files/1/0434/3640/8982/files/55105082879.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006c79.binb3135d937b1f0362be90923041f3a2eba87ec67029ea7be68fbb03030d3ee251 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C79 | 5444 bytes |
font_01_sfnt_off00007f00.bin6122204544b62095f47af9a15292c2d54432b218391da386084e6b8e9ad35289 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F00 | 10144 bytes |
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