MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. The file contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting it functions as a link farm. The primary purpose appears to be directing users to potentially malicious or phishing content hosted on these external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://hagelkonzept.de/userfiles/file/difisovo.pdf In PDF document text
- https://globalclassic.org/wp-content/plugins/super-forms/uploads/php/files/5nc7ne40eea1tlo8t6si8fdgam/rovulukilafojavudarepu.pdfIn PDF document text
- http://bakerfamreunion.com/clients/1/13/13be4b03bdabdd3a133c3ee64ed6201b/File/kerugelazoxavowekapuv.pdfIn PDF document text
- http://aunay-sous-auneau.fr/ckfinder/userfiles/files/puwasunolelujisi.pdfIn PDF document text
- https://www.grandiosa.is/wp-content/plugins/super-forms/uploads/php/files/et57mhp0tk60in71vsh4lqb9j3/25464359824.pdfIn PDF document text
- http://bawaconstructions.com/editorData/file/11958061034.pdfIn PDF document text
- http://johnmarzillier.com/ckfinder/userfiles/files/49889057474.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/7hbiflg3c0ngns44g9ok9h2v55/todamawikilade.pdfIn PDF document text
- https://www.charityweiss.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606f453cdb051---10380717337.pdfIn PDF document text
- https://caravanandre.it/wp-content/plugins/super-forms/uploads/php/files/2cb3607e5ec6da0866e71e0ec0c3bb1d/87075285216.pdfIn PDF document text
- http://ebiocell.com/uploadfile/file///2021052609184525.pdfIn PDF document text
- http://progfin.pl/userfiles/file/netoluwof.pdfIn PDF document text
- http://www.advancedevents.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16082d3917f741---sijewo.pdfIn PDF document text
- http://edu-family72.ru/content/images/uploads/file/35202636177.pdfIn PDF document text
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/1e77a9cc83597b730c06a3356eef7629/65847741733.pdfIn PDF document text
- http://nnk.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1612cba7dcb4a5---nolegedoduzinagaz.pdfIn PDF document text
- https://www.perfumista.co.uk/wp-content/plugins/super-forms/uploads/php/files/e773c8c3026ad10e6b0ca71ebadcfed7/48364751147.pdfIn PDF document text
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/u80l1c0abgcjlmpc73g0lon7g3/gilawina.pdfIn PDF document text
- http://tranhdaquydep.vn/upload/files/43041870817.pdfIn PDF document text
- http://eventechsite.com/files/files/fegefaravonade.pdfIn PDF document text
- http://bereanbaptistashton.com/clients/1/1c/1ca8668e480cca1e897b6add33210fc6/File/befirukufudavifopoje.pdfIn PDF document text
- https://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160ce763556daf---39385882554.pdfIn PDF document text
- https://fastcomputer.vn/wp-content/plugins/super-forms/uploads/php/files/6df48c9cb3cec60ec4f584979ff000e8/dibolegunawawukanolikexex.pdfIn PDF document text
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/160755cf8bb95f---farakowe.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=tell+el+amarna+letters+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_off0000cd84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD84 | 17348 bytes |
SHA-256: c40511f50e92f06637e438f05ea155ae701653a90700cfda3d8e534032bde337 |
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font_01_sfnt_off0000fa2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA2F | 10412 bytes |
SHA-256: a23a20a08fc1bb5d9a3d03be0a90b6b5bcfb6565570d5686a4c1b002801ed43c |
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font_02_sfnt_off000111ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111BA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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