Malware Insights
The PDF file was flagged as malicious by a machine learning classifier and contains a critical heuristic indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be part of a link farm, with many embedded URLs pointing to Shopify and other domains. The primary malicious URL is https://ttraff.ru/pify?keyword=chandrasena+hettiarachchi+with+sunflower+1+free, which is likely used to redirect users to a phishing or malware-hosting site. The presence of numerous PDF links suggests an attempt to obscure the final destination and potentially evade detection.
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=chandrasena+hettiarachchi+with+sunflower+1+free
- http://xuxukebu.crawfordcountysolidwaste.org/uploads/1/3/2/6/132682076/dba6420eb8e30a.pdf
- http://files.erinmotel.com/uploads/1/3/1/3/131380390/60392e0ffda.pdf
- https://cdn.shopify.com/s/files/1/0432/2567/7982/files/rugasilagaxegozox.pdf
- https://cdn.shopify.com/s/files/1/0430/5122/1143/files/biology_dictionary_free_download.pdf
- https://cdn.shopify.com/s/files/1/0433/9017/3333/files/2377306761.pdf
- https://cdn.shopify.com/s/files/1/0429/3197/8403/files/cashless_society.pdf
- https://cdn.shopify.com/s/files/1/0434/9971/6770/files/xemagovekerazemalogizu.pdf
- https://cdn.shopify.com/s/files/1/0433/0009/4112/files/kupefub.pdf
- https://cdn.shopify.com/s/files/1/0431/2920/8988/files/bourn_identity_soundtrack.pdf
- https://cdn.shopify.com/s/files/1/0435/6712/0539/files/lower_back_rehabilitation_exercises.pdf
- https://cdn.shopify.com/s/files/1/0441/1323/2024/files/6396059885.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000428d.binb187986634d70b944f428704f73458db5de77e0f0d5776dd1a0076f43ec16322 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x428D | 5156 bytes |
font_01_sfnt_off000053e3.bin8b40fddd220bcd1882ad9caa8925fb8731ff2652dd6736cfe7801c25e84612ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53E3 | 13656 bytes |
font_02_sfnt_off000079e8.bin241a05b68755575a0787c1642659e48aa76ed77146eb81fe8bc6b75b7f6f00a6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79E8 | 9900 bytes |
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