MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm or phishing lure. The presence of PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics indicates a pattern of using such sites for malicious redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9913
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://bayanairag.com/uploads/userfiles/files/sosaxanatuboxig.pdf In PDF document text
- https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/5cd27dbb5d8a373d9426fd772c81e43f/vetotuleniviret.pdfIn PDF document text
- https://drahmetbostanci.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fd847f1d64a---54634235092.pdfIn PDF document text
- http://medicaldistri.com/ckfinder_files/files/pakoj.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16079594317881---pagajojubed.pdfIn PDF document text
- http://redemaisfarma.com/userfiles/file/wuvosubimomukejisume.pdfIn PDF document text
- http://lalitas-thaimassage-spa.de/wp-content/plugins/formcraft/file-upload/server/content/files/16074c07a3cc6f---25938649241.pdfIn PDF document text
- https://gradeagroup.com/wp-content/plugins/super-forms/uploads/php/files/di8seqvso2mo3hqm1mc3gvrclf/menoloxukexubuw.pdfIn PDF document text
- http://centonze-vini.com/userfiles/files/niperonalusekufuzenaxesi.pdfIn PDF document text
- http://fcv-bo.org/data/fcv-bo/userfiles/file/96422509554.pdfIn PDF document text
- https://www.autopsrus.com/ckfinder/userfiles/files/dafexavuviwukaxovi.pdfIn PDF document text
- http://ebsenglish.net/_UploadFile/Images/file/jazonematugowatugemozi.pdfIn PDF document text
- https://numen-wow.com/userfiles/cloud//files/13750428233.pdfIn PDF document text
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609fe0a695f6f---93162067733.pdfIn PDF document text
- http://penzionriverside.cz/files/file/37448914849.pdfIn PDF document text
- http://celiapopememorial.com/clients/4/45/45605e685ba8a3b32f56966823665796/File/kirenazufukaguvisu.pdfIn PDF document text
- http://lnshiyue.com/userfiles/file/20210702210150_1036996448.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608695dc2112d---xemolesivaxasewetupapom.pdfIn PDF document text
- https://nyirfa.hu/uploads/files/muxiv.pdfIn PDF document text
- http://www.norestim.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160b4f260f4043---54927879192.pdfIn PDF document text
- https://aromamarketing.md/img/files/25067961464.pdfIn PDF document text
- https://delphin-restaurant.com/ckfinder/upload/files/88826926538.pdfIn PDF document text
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16075a2b163199---givefari.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607dbf81a12e8---tavis.pdfIn PDF document text
- https://ruiguoex.com/upfile/files/2021/08/08/kasalilabikiluganulo.pdfIn PDF document text
- http://reicar.dk/userfiles/file/vupinukilupo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=simple+workbench+plans+pdfPDF 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_off0000fd61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD61 | 17100 bytes |
SHA-256: 5cbfdd4d870819d18ee226c7280192deeec53e26a1c3142cbdbc734191e2da6a |
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font_01_sfnt_off0001292d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1292D | 11180 bytes |
SHA-256: 03501c0ee9e7a795efc2b59018dc6c516c6258e58acabb30b3c4af3d7fc0dfc8 |
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font_02_sfnt_off000142db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x142DB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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