MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, forming a link farm. These links likely serve to redirect users to phishing sites or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 https://ozora.schaffsen.com/contents/file/77537586209.pdf In PDF document text
- http://makaifruits.com/wp-content/plugins/formcraft/file-upload/server/content/files/161359f8fef4ca---19207260996.pdfIn PDF document text
- https://icoachyou.biz/images/ckeditor/files/72374129668.pdfIn PDF document text
- https://www.lamuccacompany.com/wp-content/plugins/super-forms/uploads/php/files/ae6842be2a7f1e5bcf97447da07a946b/52796536145.pdfIn PDF document text
- https://ecoledesgourmets.com/userfiles/file/fepawozufoketuxe.pdfIn PDF document text
- https://szemvidito.hu/sfwkr/feltoltesek/Images/Image/68303893262.pdfIn PDF document text
- http://whitedwarf.ru/public/images/ckfinder/files/miside.pdfIn PDF document text
- http://dolinakrzeptowa.pl/public/upload/ckfinder/userfiles/files/70348727432.pdfIn PDF document text
- http://studiomistretta.com/userfiles/files/tiwufugina.pdfIn PDF document text
- http://jgbt.us/pds/userfiles/files/nerinogibonokumovil.pdfIn PDF document text
- http://cybernet.asia/UserFiles/File/81432123688.pdfIn PDF document text
- https://dondepodemosir.com/userfiles/file/28758592839.pdfIn PDF document text
- https://www.groupe-coelho.fr/ckfinder/userfiles/files/98592804667.pdfIn PDF document text
- http://haki.vn/uploads/files/67597231343.pdfIn PDF document text
- https://hsse.hssanesteban.cl/files/65259487068.pdfIn PDF document text
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/2629170a42a29cd693db4b072fbb8212/tilekolilobuj.pdfIn PDF document text
- http://piemonteforyou.it/userfiles/file/2394612141.pdfIn PDF document text
- http://eternoohydro.com/d/files/nogakipexorofupaxuliruv.pdfIn PDF document text
- http://union-montage.pl/userfiles/file/29359966866.pdfIn PDF document text
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/16138040680eca---deferaleti.pdfIn PDF document text
- https://bilbox.es/wp-content/plugins/super-forms/uploads/php/files/e1bea53f09a744e0316f6041f25a240a/33555359236.pdfIn PDF document text
- https://5uempat.com/contents/files/fagubisokobevurebolidaw.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=mackenna%27s+gold+full+movie+online+with+english+subtitlesPDF 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_off0000cbf0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBF0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e402.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE402 | 17492 bytes |
SHA-256: 59e933c758307147739c29944c6c41b8e1577160574a0da0b078840356a7814f |
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font_02_sfnt_off00011170.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11170 | 11332 bytes |
SHA-256: e13fc7a8be7597e309f98a074bd8f55793c1cba1f96c813d83dfd1b468a46d68 |
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