MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be part of the lure. The presence of many external PDF links suggests a link farm or SEO poisoning attempt to drive traffic to malicious sites.
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=national+osteoporosis+guidelines+uk
- http://files.new-england-marketing.com/uploads/1/3/0/7/130739779/mawunirojedijo.pdf
- http://tudolapud.ciccologroup.com/uploads/1/3/1/1/131163635/wuravo.pdf
- http://files.acsextracurriculars.com/uploads/1/3/2/6/132683188/89e92b.pdf
- http://files.walkersonwater.com/uploads/1/3/2/8/132816096/ludidukevusu.pdf
- http://files.visualcareerguides.com/uploads/1/3/0/8/130813710/5583705.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/1028/3931/files/mebulifikerilazix.pdf
- https://cdn.shopify.com/s/files/1/0431/3353/4357/files/cvc_words_printable_flash_cards.pdf
- https://cdn.shopify.com/s/files/1/0428/9429/5203/files/red_jelly_bloodborne.pdf
- https://cdn.shopify.com/s/files/1/0434/2421/9288/files/jusefujovekowok.pdf
- https://cdn.shopify.com/s/files/1/0430/7540/3929/files/bobozafigutidepewenuje.pdf
- https://cdn.shopify.com/s/files/1/0431/5326/0706/files/lejexozupadobupe.pdf
- https://cdn.shopify.com/s/files/1/0432/7643/5621/files/duvavogev.pdf
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/zuvedusadujodatexoj.pdf
- https://cdn.shopify.com/s/files/1/0438/6878/2757/files/mojafexurezilelesizisomi.pdf
- https://cdn.shopify.com/s/files/1/0431/8085/1362/files/99173470276.pdf
- https://cdn.shopify.com/s/files/1/0440/6103/2598/files/rigexaxelos.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_off00006a3f.bine09b51d2079c6b53ddf36dc7febc7d29ce1c7aef38520283d374c8514a045dca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A3F | 5160 bytes |
font_01_sfnt_off00007bda.bin64b9ba37629f5e88dd92b56e98bf34badd6075a752d526389f8bddea624ba5ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BDA | 10444 bytes |
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