MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to numerous compromised websites, likely intended to host malicious content or phishing pages. Heuristics indicate it's a link farm on disposable hosting and points to compromised CMS uploads. ClamAV detection as Pdf.Phishing.Trojan further supports its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9919
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://smcertificationservices.com/userfiles/files/82578538403.pdf In PDF document text
- https://alianzatours.com/imagenes/file/88333092425.pdfIn PDF document text
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/c477474f6437127331a7a5af7a82743a/65600915347.pdfIn PDF document text
- https://wccia-vastu.com/wp-content/plugins/super-forms/uploads/php/files/aae4607d62f352ef6e1e0fa27a16ca11/woxivirinejeju.pdfIn PDF document text
- http://ssaisarang.com/ckfinder/userfiles/files/nesevonofamogotelesifeka.pdfIn PDF document text
- https://mfdesign.hu/files/file/vomosopenilunof.pdfIn PDF document text
- https://fonixkoncert.hu/upload/file/larubininezurapotokod.pdfIn PDF document text
- https://awlights.com/wp-content/plugins/super-forms/uploads/php/files/6d22e6f4fd603d017f49cc05ce48050c/lufuwabelupesofixaloze.pdfIn PDF document text
- http://ooexperience.be/assets/Image//files/39936786930.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/89aae64be10cc08c8db837f395af3e39/mexajejutuzavajabesebaxo.pdfIn PDF document text
- https://oknoplus-omsk.ru/wp-content/plugins/super-forms/uploads/php/files/a3ccd34e395da01e337062c9792ed3af/98196118042.pdfIn PDF document text
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/05lc5trvgqa3e8ql8259ep6baj/68967228567.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/dd53e07373cca10dfee3d7b6acb38271/rudovamovewoj.pdfIn PDF document text
- https://3drm.bg/uploads/pictures/files/rofijije.pdfIn PDF document text
- http://steclotildehorton.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160f9c07783f6d---masoxonizefepuretufonipet.pdfIn PDF document text
- https://elpollopaulino.com/cenavarra_userfiles/files/naradidivid.pdfIn PDF document text
- http://momsystem.ru/public/file/55374875446.pdfIn PDF document text
- http://bjzjygj.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/gowate.pdfIn PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5bb32da6ee---50405362602.pdfIn PDF document text
- http://xn--aknmedcal-wpbe.com/uploads/file/tadeg.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16115963515eca---22192151402.pdfIn PDF document text
- https://www.ideakliniksisli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8164f416b3---99823474692.pdfIn PDF document text
- https://www.lavishlook.se/wp-content/plugins/super-forms/uploads/php/files/651f7951ae0a868eaf518e86eb8f375f/38115815738.pdfIn PDF document text
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/52fcbe834f8a67d0a7b79424a660d155/53705992339.pdfIn PDF document text
- http://lalitas-thaimassage-spa.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606f51e9ce7e9---gokejuxiwo.pdfIn PDF document text
- https://www.treehousecare.org/wp-content/plugins/formcraft/file-upload/server/content/files/160748a2b4a653---48607155450.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=what+is+the+most+illegal+thing+in+americaPDF 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_off0000f0ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0AD | 10672 bytes |
SHA-256: d7923f58a8e3900ffa12c70a4511518a4bb290bc14c9ceda795aa9ed66113421 |
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font_01_sfnt_off000108ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108FF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012111.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12111 | 17336 bytes |
SHA-256: 8b9417341fc901b7cb915b20879b5e700967a26bf0dd1ccc437ef3c173fecfdb |
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