MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ClamAV with a 'Pdf.Phishing.Trojan' signature. It contains numerous embedded URLs, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users. The presence of PDF-specific heuristics related to URI and link farms indicates an attempt to distribute malicious content or phish users by disguising the document as a utility for PDF conversion.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4393
Heuristics 5
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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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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://olivierdaulte.com/ckfinder/userfiles/files/dapizopupewad.pdf In PDF document text
- http://bright-mineral.com/uploadfile/file/2021081709443319.pdfIn PDF document text
- http://sxhk365.com/uploads/file///ledisosapeze.pdfIn PDF document text
- http://sinostandards.net/upload/files/juxovu.pdfIn PDF document text
- http://dailymaydemtien.com/userfiles/files/vavasibomawarisabizik.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/i65ib6iublve8amsq95higtecv/vaduvefazofit.pdfIn PDF document text
- http://namhungholdings.com/uploads/ckfinder/files/depube.pdfIn PDF document text
- http://sun-tes.ru/files/file/xorapukebukusufida.pdfIn PDF document text
- http://tingchucontrol.com/Uploadfiles/files/9359158145.pdfIn PDF document text
- http://sanga.asia/userData/board/file/jumoxiputida.pdfIn PDF document text
- http://lhs1965.com/clients/880801/File/32277727307.pdfIn PDF document text
- http://ferrocom-spb.ru/userfiles/files/kalimasexefikogufudezix.pdfIn PDF document text
- http://urjabatteries.in/userfiles/file/12052005210.pdfIn PDF document text
- http://ahxxzx.com/userfiles/202105/file/xamog.pdfIn PDF document text
- http://tygodnikzuzlowy.pl/ckfinder/userfiles/files/41085888102.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/9e602a914794c22cb18c720d9379becb/jofewomozoferowonekedexo.pdfIn PDF document text
- https://member-amz-seller-system.de/wp-content/plugins/super-forms/uploads/php/files/fe5d1723a0d6cb2f05d59315b67bdd0b/derodejumopaw.pdfIn PDF document text
- http://baaningdoi.com/file_media/file_image/file/79101871184.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606da05393821---zopofado.pdfIn PDF document text
- https://qualitycountscleaning.com/wp-content/plugins/super-forms/uploads/php/files/20a5164a86f159ef2d51a96cb4f72193/tifokesaxelino.pdfIn PDF document text
- http://sushibelovo.ru/files/29575621570.pdfIn PDF document text
- https://lynnesnaturaltreats.com.au/wp-content/plugins/super-forms/uploads/php/files/521a7e98c4b32b90c14ba6f7087288e9/61433728643.pdfIn PDF document text
- https://feltshoe.com/userfiles/file/7905564335.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=convert+pdf+ke+word+bisa+di+editPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d51a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD51A | 10860 bytes |
SHA-256: fdca3a29128fe693729d7ff3bcf08de70fc85264b43831636802278dbce5ddc8 |
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font_01_sfnt_off0000ee37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE37 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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