MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, directing users to multiple external websites, some of which are hosted on compromised CMS platforms. The presence of numerous unknown URLs suggests a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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.stallionreadymix.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609d1eb4a0831---84915231182.pdf In PDF document text
- http://meadspool.com/clients/8/8e/8e46726fd42f39913d2349bbdb4e70c4/File/71071109930.pdfIn PDF document text
- http://bachova-terapia.sk/images/file/18465078545.pdfIn PDF document text
- http://akcihlar.cz/userfiles/file/fijelabisanafunopej.pdfIn PDF document text
- http://tieclangman.com/Images_upload/files/88492295818.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d7f44f092ee---totudawowudilipalexitolub.pdfIn PDF document text
- https://globalclassic.org/wp-content/plugins/super-forms/uploads/php/files/190tk5fqor47vr7j42epn2rh7d/rurisedorajepuvutej.pdfIn PDF document text
- https://rosebankprimary.co.za/inc/ckfinder/userfiles/files/lafenuxowifubedepubezegi.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160c0c06919b36---89882904418.pdfIn PDF document text
- http://trevelsi.ru/ckfinder/userfiles/files/11883664553.pdfIn PDF document text
- http://toroisg.com/public/images/files/zetofifabu.pdfIn PDF document text
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/160c5aab94613a---noketinemifikagawafis.pdfIn PDF document text
- http://elitk.ru/_files/69804008018.pdfIn PDF document text
- https://infoenergie-loire.org/userfiles/file/65765605872.pdfIn PDF document text
- http://pvvc.cz/files/fasimixazolunukusareso.pdfIn PDF document text
- http://archidaldegan.eu/userfiles/files/fugowexateriwurenifu.pdfIn PDF document text
- http://baove247.org/upload/files/jumuwobewufejowisaze.pdfIn PDF document text
- https://refundsrefunds.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084fef337085---38836753647.pdfIn PDF document text
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160bdf91c5cb0d---90713206839.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=cute+pdf+converter+silent+installPDF 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_off0000d8bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8BB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f0d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0D2 | 10812 bytes |
SHA-256: 3e6876787139aa6ad8d8238672a861c79d5b78ec87b2a931eba4fd2ad2bae5a6 |
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font_02_sfnt_off000109f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109F0 | 18180 bytes |
SHA-256: 9fefecbe10f99d29ecf4c8587b4c8f19c85d0a9dd0eb42eb0ce3565f28269fe6 |
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