MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links pointing to compromised WordPress sites and other domains, suggesting it functions as a link farm. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ecc0a36604b---81677607441.pdf In PDF document text
- https://propertiproperty.com/Uploads/userfiles/files/80191616426.pdfIn PDF document text
- http://divapharma.com/uploaded/file/51499515211.pdfIn PDF document text
- http://revucue.com/ckfinder/userfiles/files/vetikedaxepasekeb.pdfIn PDF document text
- http://cintabogor.com/Uploads/userfiles/files/lalefitemurejozetojer.pdfIn PDF document text
- http://jyotiacademicpress.org/uploads/file/15288753593.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/j2dkb55kmf5d2ke3hk1mo6pksf/45905651946.pdfIn PDF document text
- http://www.mediacomriccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/160845720e4520---fuwisinodupeful.pdfIn PDF document text
- http://paradisetnl.com/FileData/ckfinder/files/20210719_374939D1F8370593.pdfIn PDF document text
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/7bbd736e491fd5453053be4877c760f1/56319168581.pdfIn PDF document text
- http://alexlunacoach.com/img/editor/file/99617524737.pdfIn PDF document text
- https://sindicav.com.br/ckeditor/ckfinder/userfiles/files/44678692803.pdfIn PDF document text
- http://bawaconstructions.com/editorData/file/8190499012.pdfIn PDF document text
- http://www.nisbd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8d89cdca11---46157546572.pdfIn PDF document text
- https://kaptenhoki.info/contents//files/70192610564.pdfIn PDF document text
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609af8c35417e---guzovomig.pdfIn PDF document text
- https://jooli.ru/ckfinder/userfiles/files/lobididovovojuropifi.pdfIn PDF document text
- http://elosc.com/upFile/file///ITX202108151844149470.pdfIn PDF document text
- https://www.dishdivvy.com/wp-content/plugins/super-forms/uploads/php/files/3057a5d8072bddd9d3e5f61fba82add5/kanomorupegojukugoj.pdfIn PDF document text
- http://31kouqiang.com/userfiles/file/1623897735.pdfIn PDF document text
- https://amalighting.com/wp-content/plugins/super-forms/uploads/php/files/9165966d3ebbe9b59316a4a7bc081b83/15210517442.pdfIn PDF document text
- http://elcolono.net/userfiles/files/25665188134.pdfIn PDF document text
- http://calisnt.com/uploads/files/8974974090.pdfIn PDF document text
- http://nyett.hk/uploads/news/files/99673172947.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160863a7c6e7a1---zezebebudigawatovoje.pdfIn PDF document text
- https://www.ideaklinikkadikoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607927e169490---96234890864.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=how+to+cut+pdf+file+in+pagesPDF 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_off0000e5c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5C2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fdd9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDD9 | 10872 bytes |
SHA-256: 5f2840c025c167b5c80666359d9040c6ce1ac1b518082bfd8b93cc70e8e46f35 |
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font_02_sfnt_off000116e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116E7 | 16604 bytes |
SHA-256: d0674142e65aa1a24866161b7a6100e5a2d2f81cbec5e6fd3eb2377ae6e38317 |
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