MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier as malicious and contains a link to a known malicious redirector. Additionally, it features a large number of external PDF links, suggesting a link farm or SEO manipulation tactic. The presence of these elements indicates a malicious intent, likely to lure users to harmful content or to manipulate search engine rankings.
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.cc/wb?keyword=mpeg4%20h.264%20dvb-t2%20manual
- http://files.emugs.org/uploads/1/3/2/6/132695519/a04b87d4.pdf
- http://sinarifoj.ellewyant.com/uploads/1/3/1/6/131606066/a4a88ad3bb506.pdf
- http://kevadidu.blackdiamondtri.com/uploads/1/3/0/9/130969985/9fea7f4e20b9d5.pdf
- http://files.sealsriflescopes.com/uploads/1/3/1/8/131856852/zekadimemabidavidox.pdf
- https://cdn.shopify.com/s/files/1/0444/6869/9303/files/irritant_contact_dermatitis.pdf
- https://cdn.shopify.com/s/files/1/0430/4509/3533/files/33297770123.pdf
- https://cdn.shopify.com/s/files/1/0439/6069/6990/files/2d_gaussian_function.pdf
- https://cdn.shopify.com/s/files/1/0434/5911/7206/files/85333511192.pdf
- https://cdn.shopify.com/s/files/1/0432/2315/4847/files/everyone_everything_everywhere_exercises.pdf
- https://cdn.shopify.com/s/files/1/0431/2884/8538/files/meverisigigotumal.pdf
- https://cdn.shopify.com/s/files/1/0435/3340/2266/files/59055271700.pdf
- https://cdn.shopify.com/s/files/1/0434/0911/3253/files/psychology_of_love_and_attraction.pdf
- https://cdn.shopify.com/s/files/1/0451/7848/6933/files/77956094836.pdf
- https://cdn.shopify.com/s/files/1/0430/0737/7561/files/fixoroxubas.pdf
- https://cdn.shopify.com/s/files/1/0437/5265/2951/files/small_compress_word.pdf
- https://cdn.shopify.com/s/files/1/0433/9151/6826/files/xenozinusoderebajob.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006884.bin74fe45f4e60685cab16b04b5597c9d216d0457b97c16cd5ca0e4a50f7a8d419e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6884 | 5744 bytes |
font_01_sfnt_off00007c1a.bin2ec1f954b67e3a1bb1b0b3daa9c820a6ea3063fbf685d38662a0cd6fcd315d9f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C1A | 15896 bytes |
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