MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The document contains a link farm pointing to various PDF files hosted on potentially compromised websites, suggesting an attempt to distribute malware or conduct phishing. The presence of numerous unknown URLs indicates a broad distribution effort.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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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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 http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136060ab2344---77778256023.pdf In PDF document text
- http://primebrokeragetx.com/ckfinder/userfiles/files/16835793373.pdfIn PDF document text
- http://sirindhorn.net/upload/File/32273003898.pdfIn PDF document text
- http://royal-pizza.eu/files/file/bekolixiwugexazi.pdfIn PDF document text
- https://combrooncom.com/contents/files/66990800465.pdfIn PDF document text
- http://unipsyclinic.com/userfiles/file/20210902135107.pdfIn PDF document text
- http://xn--80aaaaaikdebj9ccf1ayja1b5a3q.xn--p1ai/ckfinder/userfiles/files/21046122145.pdfIn PDF document text
- http://krzysztofmalec.pl/gfx/fck/file/30384497599.pdfIn PDF document text
- http://chupanhnoithat.vn/upload/files/48565029341.pdfIn PDF document text
- http://hebammenglueck.de/ckfinder/userfiles/files/83728351980.pdfIn PDF document text
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1613099e8d627f---gidogorebukibonifu.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161345af023ec8---10804508271.pdfIn PDF document text
- http://xn--80aagkbrca3apkgkee0a1bi.xn--p1ai/ckfinder/userfiles/files/63334351509.pdfIn PDF document text
- http://flapboxes.custompackageboxes.com/userfiles/files/77442821897.pdfIn PDF document text
- http://brkvinc.com/userfiles/file/welipaf.pdfIn PDF document text
- http://ginzaramen.us/uploads/files/7282860695.pdfIn PDF document text
- http://escrima-rlp.de/userfiles/file/xazozomigagaxamimevip.pdfIn PDF document text
- http://charontrade.hu/data/file/62574935021.pdfIn PDF document text
- https://unitedfightalliance.jordanadams.com/ckfinder/userfiles/files/82158228902.pdfIn PDF document text
- http://weldingplaza.com/files/file/napabejavid.pdfIn PDF document text
- https://biomedchita.ru/imeg_master/file/34062521280.pdfIn PDF document text
- https://snqrsl.quebec/upload/editor/file/puvigixi.pdfIn PDF document text
- http://bangladeshceramicsociety.com/uploads/editor/files/94378409974.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=how+to+set+up+email+address+on+my+phonePDF link annotation
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/4d3fce2f84493c00844a3f5d22e80f80/92926727545.pdfIn PDF document text
- 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_off0000d766.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD766 | 17772 bytes |
SHA-256: 01f51f98c5188ec418042f9b006a2185d26f60f89033f12abb57d59088bcb149 |
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font_01_sfnt_off00010562.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10562 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011d79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D79 | 10948 bytes |
SHA-256: f192b102559a17a543fdd688686a4d07242cd406b25b36102833e9a3307552f1 |
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