MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to redirect users to malicious sites. The embedded URLs, while some are marked benign, are part of a larger pattern of suspicious link distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ac9d543f997---wudatusinunovofet.pdf In PDF document text
- http://aristosaigonhotel.vn/uploads/files/92102984207.pdfIn PDF document text
- http://viral-list-machine.com/ckfinder/userfiles/publics/files/54771321288.pdfIn PDF document text
- http://gianniarnaudo.com/userfiles/files/wixixoxaguxotumuja.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/1611070a235cc7---25711762405.pdfIn PDF document text
- https://ariconium.cz/webpagebuilder/ckfinder/userfiles/files/zitijikugedodo.pdfIn PDF document text
- https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1608f76745bb36---fikijixefubuwiliv.pdfIn PDF document text
- https://www.mybizwebsites.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609aa1cbc55e8---63371764270.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/160edf7858885f---37279752355.pdfIn PDF document text
- http://vdgairconditioning.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607da863acdf1---56955425075.pdfIn PDF document text
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160865c80b908b---74294696082.pdfIn PDF document text
- http://skulpt.in/admin/uploads/file/43606500531.pdfIn PDF document text
- https://www.taxiserviceh24.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c25afae678c---foxasadasunavisuw.pdfIn PDF document text
- http://udokutscher.de/gfx/userfiles/files/31584412749.pdfIn PDF document text
- https://doitsolutions.co/wp-content/plugins/super-forms/uploads/php/files/8ba225866f7f9de03e428cc77a047461/losozixuzazumezaguli.pdfIn PDF document text
- https://detmers-kontejner.hr/files/12182770823.pdfIn PDF document text
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac131297c91---85958432941.pdfIn PDF document text
- http://opusincertum.it/userfiles/files/35934910423.pdfIn PDF document text
- https://urbanshapes.in/userfiles/file/muviz.pdfIn PDF document text
- https://speedwayinfo.hu/uploads/file/ritejeraponole.pdfIn PDF document text
- https://thejasmineway.net/wp-content/plugins/super-forms/uploads/php/files/ji57rqj09f035o0kd4f3d42epj/91450494008.pdfIn PDF document text
- https://mimpiindah2.com/contents//files/luzuw.pdfIn PDF document text
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/16098b52029e8d---13269957806.pdfIn PDF document text
- http://khotelmarket.com/FileData/ckfinder/files/20210618_873ED285A2BDA01C.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=pescador+de+hombres+letra+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_off0000ceb0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEB0 | 19720 bytes |
SHA-256: 24fdfc810804f5f776cfb2560f22a287eb2672f3d08f616aa2c08cc5f17661cd |
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font_01_sfnt_off000101d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101D8 | 10828 bytes |
SHA-256: 5b161eae047ec8dcb7131bb0690c50ab6a9acad512ae4451e225c0463495fc72 |
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font_02_sfnt_off00011aa0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AA0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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