MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to what appears to be a link farm hosted on disposable domains, a common tactic for phishing and malware distribution. The `PDF_SEO_DISPOSABLE_LINK_FARM` heuristic further supports this, indicating a deliberate attempt to obscure the true destination. While no scripts were directly extracted, the nature of the embedded links suggests a potential for further exploitation or redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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 http://thelifelesson.net/home/tappingchanges/public_html/dowalumniusa/ckfinder/userfiles/files/25849861931.pdf In PDF document text
- http://smsalumni1971.com/apadmin/uploads/userfiles/files/90228093536.pdfIn PDF document text
- https://promise-land.com/upload/file/43182776710.pdfIn PDF document text
- https://108pizza.pl/uploads/userfiles/files/34342896389.pdfIn PDF document text
- http://metzpaintings.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613aed248c698---99795196980.pdfIn PDF document text
- https://onlinendttraining.com/files/tafefirozodolinakoz.pdfIn PDF document text
- http://srtprogetti.eu/userfiles/files/nopunod.pdfIn PDF document text
- http://apartmany.cucoriedka.sk/data/files/tilajen.pdfIn PDF document text
- http://basumati.com/app/webroot/ckfinder/userfiles/files/furiwipolutu.pdfIn PDF document text
- http://lawyersmarketingusa.com/user_upload_image/file/In PDF document text
- http://elhammagazine.com/ckfinder/userfiles/files/tavonupupuz.pdfIn PDF document text
- https://elnativocoffee.com/silver/upload/files/70952021042.pdfIn PDF document text
- http://www.kowel.com/ckfinder/userfiles/files/1632324993.pdfIn PDF document text
- https://kaptenhoki.org/contents/files/bobabugaxaloje.pdfIn PDF document text
- http://sbs-group.co/userfiles/files/87511797632.pdfIn PDF document text
- http://www.dereformasenalicante.com/archivos/files/93334244743.pdfIn PDF document text
- http://kernenshepler.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/67412045242.pdfIn PDF document text
- https://pellevah.com/upload/files/wurimufetedidosuzelum.pdfIn PDF document text
- https://www.aicsmindia.org/ckfinder/userfiles/files/89203292737.pdfIn PDF document text
- http://caythuocnam.org/images/files/koduvimigux.pdfIn PDF document text
- https://artedelvalle.cl/gal/files/file/79334587879.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=connect+ps4+controller+androidPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ac68.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC68 | 10616 bytes |
SHA-256: e47409610006f0db869d5ad2dc90833c29798cbd2f7dd0098c88330c6ed0b894 |
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font_01_sfnt_off0000c4d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC4D8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000dcea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCEA | 15568 bytes |
SHA-256: dab6b08affb89c8844c7664062a32999568420b068c43ac54d06c47c4b3ce308 |
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