MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector service. The document body, though heavily obfuscated, contains a URL that leads to a job interview questions page, likely a lure. The ML classifier and the redirector heuristic strongly indicate malicious intent, likely to redirect users to a phishing or malware distribution site.
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=job+interview+questions+for+freshers+with+answers
- http://files.divinegemsvirtues.com/uploads/1/3/2/7/132740553/midopa.pdf
- http://files.gnshs-pto.org/uploads/1/3/1/3/131398242/9955108.pdf
- http://files.icaess.com/uploads/1/3/1/4/131483009/9200271.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0158/5570/files/pujadapo.pdf
- https://cdn.shopify.com/s/files/1/0437/2224/4246/files/importance_of_creativity_and_innovation_in_entrepreneurship.pdf
- https://cdn.shopify.com/s/files/1/0429/3342/0195/files/67320744359.pdf
- https://cdn.shopify.com/s/files/1/0430/7802/5370/files/fegeriwalosodarewedovaloz.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34996744553.pdf
- https://cdn.shopify.com/s/files/1/0435/3625/3087/files/career_goals_statement_examples.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/93434530871.pdf
- https://cdn.shopify.com/s/files/1/0429/9381/1619/files/79357605991.pdf
- https://cdn.shopify.com/s/files/1/0434/3103/5047/files/beetroot_chutney_in_tamil.pdf
- https://cdn.shopify.com/s/files/1/0437/9734/8514/files/patute.pdf
- https://cdn.shopify.com/s/files/1/0430/6350/9141/files/gokosumowalolesuremi.pdf
- https://cdn.shopify.com/s/files/1/0438/2218/6656/files/abscesso_hepatico_pediatria.pdf
- https://cdn.shopify.com/s/files/1/0429/5219/6249/files/woful.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_off000079d3.binb06309196c950f26c98e7bbebc12147a7261c532d9d524a7bedc6dfa5c280f46 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79D3 | 5228 bytes |
font_01_sfnt_off00008bac.binb28df3e5424f89f85a6e938fc9f24ca93657db40eb5ff68c1c7bbc9230c90bec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BAC | 10080 bytes |
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