MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to potentially malicious redirectors or SEO link farms. The document body, though heavily obfuscated, contains a URL that appears to be a lure for a "pioneer vsx 820 manual pdf". The presence of multiple links and the ML classifier's high confidence score indicate a malicious intent to redirect users to harmful 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.com/pify?keyword=pioneer+vsx+820+manual+pdf
- http://files.tristynbustamante.com/uploads/1/3/0/9/130969356/20c7bbb1.pdf
- http://files.richmenlooks.com/uploads/1/3/1/3/131379639/a6e4c.pdf
- http://files.mileslens.com/uploads/1/3/1/4/131453682/4050874.pdf
- http://files.tree-of-coaching.com/uploads/1/3/0/7/130775195/novanirisu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/8312/1319/files/nivobazamovasuleda.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nanejixiv.pdf
- https://cdn.shopify.com/s/files/1/0436/2692/2146/files/xixobosejofeja.pdf
- https://cdn.shopify.com/s/files/1/0434/9375/2997/files/mawazolafumuvafosuzela.pdf
- https://cdn.shopify.com/s/files/1/0431/4028/4573/files/65363771084.pdf
- https://cdn.shopify.com/s/files/1/0430/8742/9785/files/97664999083.pdf
- https://cdn.shopify.com/s/files/1/0427/8163/8812/files/z_score_to_percentile.pdf
- https://cdn.shopify.com/s/files/1/0432/8059/7152/files/32166720340.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/fofigez.pdf
- https://cdn.shopify.com/s/files/1/0430/0016/8597/files/jifajo.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_off00006b5b.bin0890e0322e2d9b121c9451093d7c5031645f4707672689043a2fb0897338fb1a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B5B | 5784 bytes |
font_01_sfnt_off00007f04.bine53a647535402be914b814238b414a96e62deb4024d7dafa06c32563147c9a4d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F04 | 10492 bytes |
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