MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised WordPress upload directories or disposable hosting. The ClamAV detection 'Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0' strongly suggests a phishing or trojanized document. The presence of a link farm on compromised CMS platforms indicates an attempt to distribute malicious content or phish users.
Machine Learning
- Nyx PDF Classifier clean score 0.2255
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 http://zsdbiopharm.com/upload/files/jutelovutuzujo.pdf In PDF document text
- https://alusol-kw.com/ckfinder/userfiles/files/vidaxe.pdfIn PDF document text
- https://tigaintan.com/contents/files/98632464265.pdfIn PDF document text
- http://z-sinpro.com/upload/files/75113220493.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/388852f50b97cc8d860027fab95697c1/60481012398.pdfIn PDF document text
- http://constructionone.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161418ecc9dea4---zasifojapabo.pdfIn PDF document text
- http://aqs-group.it/userfiles/files/50122334714.pdfIn PDF document text
- https://suacuachuyennghiep.com/uploads/files/81271471801.pdfIn PDF document text
- http://doanhnhangiaophanvinh.com/images/files/xebamadifebelawaxixogu.pdfIn PDF document text
- http://wang023spa.com/userfiles/202109file/2021091800075670554.pdfIn PDF document text
- http://mawaevents.com/uploads/file/fivig.pdfIn PDF document text
- http://www.ciesol.es/ckfinder/userfiles/files/59354799764.pdfIn PDF document text
- https://www.lenoir-elec.com/wp-content/plugins/super-forms/uploads/php/files/21q2lfgjpm559i1027p5qli0m2/56362175188.pdfIn PDF document text
- https://eagleegg5k.com/ckfinder/triplebuserfiles/file/39887448979.pdfIn PDF document text
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/35f6lp96h3mt96rujs3ncthb96/zovemifamubom.pdfIn PDF document text
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/161406bbe49a0d---82074906748.pdfIn PDF document text
- http://intelekt.biz/uploads/pages/files/posutisogevuwanej.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/161407e3c0f0fc---21672729686.pdfIn PDF document text
- https://dm288.com/slicice/file/guwutodivasugoxixe.pdfIn PDF document text
- http://madinaboys.com/easydo%20v2.00/files/uploads/kelawagexigojazaxurorox.pdfIn PDF document text
- http://logenamerica.com/userfiles/file/54820015942.pdfIn PDF document text
- https://perfecthospitals.com/ckfinder/userfiles/files/99322325958.pdfIn PDF document text
- http://proximeo.com/ckfinder/userfiles/files/36447295566.pdfIn PDF document text
- http://assytekservizi.com/userfiles/files/natulepotudalerebexew.pdfIn PDF document text
- http://cdmvt.cz/sites/default/files/2030667375.pdfIn PDF document text
- http://www.gamylai.vn/uploads/files/53974927429.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=how+to+obb+file+androidPDF 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_off0000ca5d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA5D | 10396 bytes |
SHA-256: a8d0f74819dce4084b82f7af686174f7af0f8cc36ecab5cfccd4b4dc96e55aae |
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font_01_sfnt_off0000e1f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1F2 | 21272 bytes |
SHA-256: 6fd9a93ced9eb50383c29a50f9d23c63c9da56f82947f2f78c0a41a294a900fb |
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