MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, with the primary link pointing to a redirector service (ttraff.cc) which likely obscures the final malicious destination. The heuristic firings indicate this is a malicious redirector and a link farm, suggesting a phishing or malware distribution attempt. 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.cc/pify?keyword=core+java+practice+programs+for+beginners+pdf
- http://files.pmystic.com/uploads/1/3/1/3/131398235/4d47e16dca5.pdf
- http://dofixaf.thehealthyessence.com/uploads/1/3/0/8/130874064/dulenumasatuxukabota.pdf
- http://jesite.centralflhomeeducationservices.com/uploads/1/3/1/3/131383791/rupedejodagere.pdf
- https://cdn.shopify.com/s/files/1/0437/6815/2216/files/16022865948.pdf
- https://cdn.shopify.com/s/files/1/0431/4827/9957/files/11898356580.pdf
- https://cdn.shopify.com/s/files/1/0437/6464/6049/files/99728941377.pdf
- https://cdn.shopify.com/s/files/1/0433/1329/9620/files/84557217903.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/75130531250.pdf
- https://cdn.shopify.com/s/files/1/0433/8640/5029/files/git_delete_remote_tag.pdf
- https://cdn.shopify.com/s/files/1/0433/9063/2101/files/neroganukujegusatenab.pdf
- https://cdn.shopify.com/s/files/1/0429/8915/8554/files/sap_basis_certification_material.pdf
- https://cdn.shopify.com/s/files/1/0437/4793/4359/files/ketogenic_diet_grocery_list.pdf
- https://cdn.shopify.com/s/files/1/0430/3552/5282/files/18493033771.pdf
- https://cdn.shopify.com/s/files/1/0431/4628/1122/files/92778226153.pdf
- https://cdn.shopify.com/s/files/1/0431/2160/6817/files/84928703598.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_off00006917.bin19f09ce5dceb5fabcb1b82cf8ad326588f745c5ddd822dfedc36f519ec3d4fe9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6917 | 5624 bytes |
font_01_sfnt_off00007c26.bin8316aae9e8d39a0114c02a828aaa5b6dac7087d71d79a4b393a6bf995439021f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C26 | 9980 bytes |
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