MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link that redirects to a known malicious URL, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body text, though heavily obfuscated, contains the URL 'https://ttraff.ru/wix?keyword=romeo+and+juliet+final+test+answer+k', suggesting a lure to trick the user into clicking the link. The ML classifier also strongly flagged this PDF as malicious. The presence of a link farm further supports the malicious intent.
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/wix?keyword=romeo+and+juliet+final+test+answer+k
- https://static.usrfiles.com/ugd/b8c837_3e8da7c8c22a446daf85dfdd6e88f652.pdf
- https://static.usrfiles.com/ugd/b8c837_032545bc579f4844a2adcab88841ae67.pdf
- https://static.usrfiles.com/ugd/b8c837_fac4c59fa8104c24828d72295bbfbdf9.pdf
- https://static.usrfiles.com/ugd/b8c837_83ed7fecf43645cf9dda821df40c48f0.pdf
- https://static.usrfiles.com/ugd/b8c837_3887967928bd4581a8bb7ea3c48b06a1.pdf
- https://static.usrfiles.com/ugd/b8c837_b11d34bfef5b4b889ad007d69733c5ae.pdf
- https://static.usrfiles.com/ugd/b8c837_492497955d6049b1af9958149695b4b1.pdf
- https://static.usrfiles.com/ugd/b8c837_bc15fbd2af7f40538e429bed6b43baaa.pdf
- https://static.usrfiles.com/ugd/b8c837_643fd96829174a5bada6054e7027b46e.pdf
- https://cdn.shopify.com/s/files/1/0433/9426/9333/files/xubikexovineviki.pdf
- https://cdn.shopify.com/s/files/1/0434/9886/4800/files/nuxetajawukadibeje.pdf
- https://cdn.shopify.com/s/files/1/0435/1049/7434/files/16444827351.pdf
- https://cdn.shopify.com/s/files/1/0430/7740/2778/files/wutarojikadenelefesupumi.pdf
- https://cdn.shopify.com/s/files/1/0428/9023/1974/files/bitaj.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_off000068c4.bin133e2a8dbbdf6a59001c627cb40ea2f6116e695fd8a14d5e312ff70973f58e20 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68C4 | 5172 bytes |
font_01_sfnt_off00007a56.bin0f74f07a5b562df755a004f5ef230a36e53fc97405f868f00c257f885b63512e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A56 | 10268 bytes |
font_02_sfnt_off00009d3f.bind1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D3F | 4324 bytes |
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