MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and ML classifiers, indicating a phishing or trojan threat. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.5478
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://riolospettacoli.it/filesUploads/file/95963770724.pdf In PDF document text
- https://advancedbusiness.co/wp-content/plugins/super-forms/uploads/php/files/dea907818627ab2a9cfd4e7b70f895ae/53941354471.pdfIn PDF document text
- https://www.helpfulhunks.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609cb1f682443---dafiwezojukinadexifubiteg.pdfIn PDF document text
- http://ckpak.com/fckeditor/userfiles/file/76826225111.pdfIn PDF document text
- https://www.analfissur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f2da07d6b7---23476195952.pdfIn PDF document text
- https://discoverapartmentsforrent.com/wp-content/plugins/super-forms/uploads/php/files/3d2b900cb04c9dc49762f4f89aea8d9b/82468997221.pdfIn PDF document text
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a86fc36768a---roxefili.pdfIn PDF document text
- http://icltindia.in/userfiles/file/vejos.pdfIn PDF document text
- https://www.sixteengrams.com/wp-content/plugins/super-forms/uploads/php/files/v0j92766nvgnv91cmg3b1t1u1a/99301310269.pdfIn PDF document text
- https://designcoordinators.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074ba3a83576---fedoveroforeniwusilow.pdfIn PDF document text
- https://adepotcustom.com/UploadFiles/file/20210524201935152.pdfIn PDF document text
- https://2greenchicks.com/wp-content/plugins/super-forms/uploads/php/files/f967c4eb904cdd1ee31a95dfa67ed874/zudofipirurubigepuluweze.pdfIn PDF document text
- http://the100voicesofgospel.de/fichiers/newsletter/file/11933319641.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609fac0aec47c---93184200423.pdfIn PDF document text
- https://burragebrothers.com/demo/jolie/beta/userfiles/files/xufupopafo.pdfIn PDF document text
- https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/avp7np3rjnr2arbitll9l7v7h6/37840711232.pdfIn PDF document text
- https://makemycake.gr/wp-content/plugins/super-forms/uploads/php/files/1v9fh4d48c3e4tmlp3c45cb777/vebofonemitadakom.pdfIn PDF document text
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/t1ie0gp10gnb09r2cfqu98l3o3/74393607997.pdfIn PDF document text
- https://laxmigrouppune.com/wp-content/plugins/super-forms/uploads/php/files/b9688ed2db8dbac5f113318b949a3e8c/88506719505.pdfIn PDF document text
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/l2eu6i0r8cffpg1v0cjuhnuv61/41661120739.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d46bf564136---ditosa.pdfIn PDF document text
- https://rjiminfra.com/wp-content/plugins/super-forms/uploads/php/files/1753add2ef7f77c0ae90ee73c5aa5daa/dutawonoxifobonikijenoxot.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/16098b52467a94---moruposukewodovo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=how+to+make+1+cup+of+heavy+creamPDF 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_off0000f11d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF11D | 10836 bytes |
SHA-256: 80cebd5751c373b6b36ac757cb4466fb0bcd3b46fb34eea58c863df7181334c5 |
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font_01_sfnt_off00010a3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A3C | 17068 bytes |
SHA-256: e567bb6ac34808ededa90b3d58e6ea6cce57c98c8573cbe25e1e48008473e939 |
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