MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload storage or are hosted on disposable domains, indicating a link farm designed to obscure the ultimate destination. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The presence of a link farm suggests an attempt to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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 https://tradingphrases.com/userfiles/files/6529079869.pdf In PDF document text
- http://kuppersbusch-center.ru/uploads/files/42037853737.pdfIn PDF document text
- http://aeronautike.com/userfiles/file/3203348413.pdfIn PDF document text
- https://taperagi.com/contents//files/faxojagobabip.pdfIn PDF document text
- http://2ds-creations.fr/userfiles/file/busuwuv.pdfIn PDF document text
- https://www.criteriainvest.com.br/wp-content/plugins/super-forms/uploads/php/files/9bm5e90f4lisfe5asldpfrjiie/36349183059.pdfIn PDF document text
- http://abovomedia.hu/_user/file/36280240409.pdfIn PDF document text
- http://ahkkpcm.org/userfiles/95989300778.pdfIn PDF document text
- http://xn--82cac8d3ajrc0gd0bo4a7nf3qg.com/userfiles/files/56006754810.pdfIn PDF document text
- http://plenaadoracao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160774eccc5cb2---18734979853.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d1c6c6d914a---4206038692.pdfIn PDF document text
- http://goteneplast.se/files/images/file/68892446605.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160b48ad143d61---565219996.pdfIn PDF document text
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078d132cb80d---vuzatiweko.pdfIn PDF document text
- https://krzczonowice.pl/gfx/file/46086236307.pdfIn PDF document text
- http://vagtteam.dk/userfiles/Files/bolesufo.pdfIn PDF document text
- http://mayamalay.com/clients/874202/File/59279860602.pdfIn PDF document text
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/160e8550d4803f---47236366289.pdfIn PDF document text
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16083d8d0f3a5d---diviguxun.pdfIn PDF document text
- http://sb-78.ru/files/file/nusopepamezuvuvapuv.pdfIn PDF document text
- http://kaitosushisb.com/uploads/files/12899994878.pdfIn PDF document text
- http://deurenhanger.nl/userfiles/file/kogiju.pdfIn PDF document text
- https://learnrkb.jugalbandiresearch.com/ckfinder/userfiles/files/wovukulaputuraxepadolet.pdfIn PDF document text
- https://twinslock.com/ckfinder/userfiles/files/nopobixuwogafutapekidaf.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=the+august+wilson+theatrePDF 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_off0000e7ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7CE | 10536 bytes |
SHA-256: 821668a6d8e37c07458de7845a5c3629a17dfcf1dfeaf4e97c61671917335f91 |
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font_01_sfnt_off0000ffd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFD1 | 17792 bytes |
SHA-256: 1721b02ffb7c941fb121a9b15a2c263cd7480ce81d5b10eb862c7fda550a5913 |
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font_02_sfnt_off00012ebf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EBF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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