MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one prominent link pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains URLs that are likely part of a link farm designed to lure victims to malicious content.
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.ru/pify?keyword=uses+of+a+liberal+education+pdf
- http://juwus.diabetesobesity.org.uk/uploads/1/3/2/6/132695384/tovixaxer_jumegirudanuta_zutipovuse.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/7375/7603/files/72485182553.pdf
- https://cdn.shopify.com/s/files/1/0437/5658/5111/files/66124053942.pdf
- https://cdn.shopify.com/s/files/1/0431/7875/4199/files/51175357154.pdf
- https://cdn.shopify.com/s/files/1/0433/9531/7927/files/28874434203.pdf
- https://cdn.shopify.com/s/files/1/0432/8954/2809/files/vemalikaz.pdf
- https://cdn.shopify.com/s/files/1/0440/5536/3734/files/49293598043.pdf
- https://cdn.shopify.com/s/files/1/0435/8032/6051/files/mitochondrial_bioenergetics.pdf
- https://cdn.shopify.com/s/files/1/0429/8565/2375/files/english_to_marathi_barakhadi_chart.pdf
- https://cdn.shopify.com/s/files/1/0433/2388/3688/files/73697769759.pdf
- https://cdn.shopify.com/s/files/1/0427/8150/7740/files/4719672578.pdf
- https://cdn.shopify.com/s/files/1/0434/0200/2597/files/80314543600.pdf
- https://cdn.shopify.com/s/files/1/0428/4396/3555/files/9850110062.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/49186839350.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_off0000bae9.bin4df2b70109e47a3d3f0ed566e9759e2f97457c0e3920650eb5a1736800033fa9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBAE9 | 5280 bytes |
font_01_sfnt_off0000cce0.bindf86f5645350fc50d0bfdc4699ebaf156b7ab56f167b42a24b1f538ae138605d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCE0 | 10052 bytes |
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