MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link that redirects to known malicious infrastructure, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the same malicious URL. The ML classifier also strongly indicated maliciousness. The PDF appears to be part of a link farm designed to generate traffic or SEO manipulation, with many external links.
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/wix?keyword=thamarapoonkavanathil+mp3+free+download
- http:///\/www.malayalamsonglyrics.net\/2014\/05\/thamarappoomkavanathil-lyrics.html,video_url:,zoomit:0,premium_content:0,rest_lev:0,rest_msg_free:null,rest_msg_paid:null,_e:0,aes_enabled:1,aet:1,release_date:Dec
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_6d432ef1e5494c8ba023e2e9698f9d4c.pdf
- https://static.usrfiles.com/ugd/b8c837_741273a2249342bf9de31be1a1f09d25.pdf
- https://static.usrfiles.com/ugd/b8c837_b02aa0ade46f4f23bf2127895aa77f3b.pdf
- https://static.usrfiles.com/ugd/b8c837_72c5ec11d5c444f1aa132617d50e0fc7.pdf
- https://cdn.shopify.com/s/files/1/0429/8083/5482/files/durham_collision_reporting_center.pdf
- https://static.usrfiles.com/ugd/b8c837_5a4c71da2b7344d285032b6f52991236.pdf
- https://static.usrfiles.com/ugd/b8c837_58b5d391d825494a9a8833891b854cf2.pdf
- https://static.usrfiles.com/ugd/b8c837_0d584224105e4a9aa3a044f93bf3e28d.pdf
- https://static.usrfiles.com/ugd/b8c837_2611dc6242dd45be8fba7aff5a1e0f95.pdf
- https://static.usrfiles.com/ugd/c1615c_8334da43e4f0472dabbf8d8a388aba48.pdf
- https://static.usrfiles.com/ugd/b8c837_82ffa41a2f0a4ea58ef08650f38e5c37.pdf
- https://static.usrfiles.com/ugd/b916f4_3bb48c3b3c5f44b88cd7a88fba23c7bf.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_off0000634b.bin6f403f86eb18c888d6166e58ebfa234c7c89cbbed4c6bf33048aeba1a610bc65 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x634B | 5432 bytes |
font_01_sfnt_off000075b4.binaf28b4d154e9ece070fdf64513341c96dfde9da107c508fe269aa14dce3491b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75B4 | 14320 bytes |
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