MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many pointing to Shopify domains hosting other PDFs, but one critical link directs to a known malicious redirector. This suggests a link farm or SEO poisoning tactic designed to funnel users to malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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=planescape+monstrous+compendium+pdf
- http://files.guadalupeblinds.com/uploads/1/3/1/6/131606876/d4b464f718.pdf
- http://files.milmarianas.com/uploads/1/3/1/1/131164358/0ab3e5.pdf
- http://files.vnchha.com/uploads/1/3/1/3/131378950/8558967.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/3019/9966/files/75565257125.pdf
- https://cdn.shopify.com/s/files/1/0434/5397/2630/files/69907217179.pdf
- https://cdn.shopify.com/s/files/1/0431/8229/3141/files/jojuvamevutawo.pdf
- https://cdn.shopify.com/s/files/1/0428/1656/9500/files/80450050289.pdf
- https://cdn.shopify.com/s/files/1/0428/5664/4774/files/zupobuvowifamenav.pdf
- https://cdn.shopify.com/s/files/1/0431/7007/0690/files/babefofewenetazuwepiw.pdf
- https://cdn.shopify.com/s/files/1/0438/3725/9938/files/42452324916.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/1204107997.pdf
- https://cdn.shopify.com/s/files/1/0429/5219/6249/files/87065969928.pdf
- https://cdn.shopify.com/s/files/1/0437/8014/5313/files/17999726076.pdf
- https://cdn.shopify.com/s/files/1/0431/9710/4288/files/wijumiramojobegador.pdf
- https://cdn.shopify.com/s/files/1/0432/8390/6724/files/79106069982.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_off000063fd.bin13cb6dbcacfbad69fd107fe068108b4f26903177f251b47233e879f7e1eda409 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63FD | 5300 bytes |
font_01_sfnt_off000075f1.binaa79138d1834a3c426487b030b37222fd149c595d60fbc684ea726fd84f44803 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75F1 | 13888 bytes |
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