MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a prominent link that redirects to a known malicious domain, disguised as a helpful resource. The ML classifier strongly indicates malicious intent. The presence of a link farm suggests an attempt to game search engines for visibility, further supporting a malicious lure.
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=latest+ielts+speaking+topics+with+answers+pdf
- http://petuz.nerdinout.com/uploads/1/3/1/6/131606365/fixukazuwomunux-karefug-xuvet.pdf
- http://megediv.aprenderyaonline.com/uploads/1/3/2/3/132303382/c7da425e9eab47.pdf
- http://bevokob.coachchoo.com/uploads/1/3/0/9/130968961/numigobedalulov.pdf
- http://files.deliciousdelivered.net/uploads/1/3/0/7/130738785/8089a20f8.pdf
- https://cdn.shopify.com/s/files/1/0435/5263/7091/files/zotupajefajukipa.pdf
- https://cdn.shopify.com/s/files/1/0432/3688/4642/files/rugurifopaturekigonesa.pdf
- https://cdn.shopify.com/s/files/1/0430/4519/1841/files/60422497063.pdf
- https://cdn.shopify.com/s/files/1/0434/0049/5260/files/kuzemuberixotagakalad.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pujofupokutesigitugut.pdf
- https://cdn.shopify.com/s/files/1/0433/2892/9945/files/solving_equations_slope_intercept_form_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0431/6961/1932/files/newezifanirelegitenumarox.pdf
- https://cdn.shopify.com/s/files/1/0427/9091/2159/files/84552312542.pdf
- https://cdn.shopify.com/s/files/1/0440/2446/3525/files/69710427439.pdf
- https://cdn.shopify.com/s/files/1/0432/9157/4430/files/koroxerix.pdf
- https://cdn.shopify.com/s/files/1/0431/7990/1096/files/story_elements_puzzle.pdf
- https://cdn.shopify.com/s/files/1/0437/0766/2504/files/associao_de_resistores_em_serie_exercicios_resolvidos.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_off0000bd3e.bin4a0017424d2e1f49c7f8f0d7958a9f7aec7dadfb42c5e66144e5dc5ff8af8fb1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD3E | 5516 bytes |
font_01_sfnt_off0000d003.bin4a9028d6d641cad854c66ccdc621145ce1b763c82eb21bff26e94158d129cbf4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD003 | 9644 bytes |
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