MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and ML classifiers, indicating a phishing or trojan threat. It contains numerous links, including one pointing to a compromised WordPress upload directory, suggesting it's part of a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics strongly suggest a phishing or malware distribution attempt, likely using a spearphishing attachment vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9852
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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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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://ikhmongol.mn/ckfinder/userfiles/files/nobitujewan.pdf In PDF document text
- http://alexanderkanevskyartgallery.com/clientMedia/file/1418695425.pdfIn PDF document text
- http://coffee33.ru/archive/file/fimimavawulujulo.pdfIn PDF document text
- http://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/160701f7c2096f---64711908147.pdfIn PDF document text
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609db4faacc2c---40597368305.pdfIn PDF document text
- http://star-transform-moscow.ru/uimg/files/gafakikabazaganumezo.pdfIn PDF document text
- http://greenbrier101.com/userimages/34417308626.pdfIn PDF document text
- http://amandatravel.com/userfiles/file/nijarisegojokatulalofano.pdfIn PDF document text
- http://studiotrusso.it/userfiles/files/8629365645.pdfIn PDF document text
- https://visionbrindes.com/admin/fckeditor/userfiles/file/gowunewugukux.pdfIn PDF document text
- http://thepokewave.com/uploads/files/59581417274.pdfIn PDF document text
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a752b16e2b9---lonevugi.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6521d098ee---6977123168.pdfIn PDF document text
- http://www.vivelamusica.es/wp-content/plugins/formcraft/file-upload/server/content/files/160abaafca9578---tonedubawosorokexipinum.pdfIn PDF document text
- http://hrjok.com/uploadfile/file/89224387205.pdfIn PDF document text
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/rg4lil6g77qgg1gb8u4cgbau14/31497072580.pdfIn PDF document text
- https://admonks.ru/wp-content/plugins/super-forms/uploads/php/files/904233b47a4287fcac927500d3a5bafa/30238887069.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/02snc32is340u94su4brk5914i/72713359895.pdfIn PDF document text
- https://protechlighting.com/wp-content/plugins/super-forms/uploads/php/files/baddac7650ec0b7e9d8d5d1ba6dc65fa/dalibomusekeziv.pdfIn PDF document text
- https://performanshost.com/calisma2/files/uploads/54523272607.pdfIn PDF document text
- http://magendans.com/imagefiles/file/10984685593.pdfIn PDF document text
- https://www.nosolodespedidas.es/wp-content/plugins/formcraft/file-upload/server/content/files/16072cf3d30ef4---52286428053.pdfIn PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608078f932ac2---ragamofewinotedaxaje.pdfIn PDF document text
- https://sokolzgierz.pl/web/uploads/files/2286388472.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=volume+price+analysis+by+anna+coulling+pdfPDF 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_off00033bf7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x33BF7 | 11188 bytes |
SHA-256: 3b6bfcec663c6fe0baff0ab8cf2c67509ce40dc6fafbe18d678dca625181d071 |
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font_01_sfnt_off000355ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x355AC | 19040 bytes |
SHA-256: f16b85879dac02004abe9456fa272a6e9c93b6b656e0d04d68b1ee59752434b7 |
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font_02_sfnt_off000387fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x387FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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