MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a link farm with numerous URLs pointing to compromised WordPress sites and disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a malicious document designed to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://bazatalty.pl/wp-content/plugins/super-forms/uploads/php/files/798e23984c237f9022b0305ce9a011b2/19148746582.pdf In PDF document text
- https://ethiquedevelopers.com/wp-content/plugins/super-forms/uploads/php/files/0462e70d2b741aa2057e65f439d3b402/xununupukopom.pdfIn PDF document text
- http://timeyear-v.com/userfiles/file/nabupodepaze.pdfIn PDF document text
- https://bibliotheque-des-arts.com/ckfinder/userfiles/files/18828663669.pdfIn PDF document text
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/vtbjll3of738ct69kjuo9f6aj7/60265415535.pdfIn PDF document text
- http://techbis.pl/files/file/gujopokomuwujel.pdfIn PDF document text
- https://globalazeri.az/wp-content/plugins/super-forms/uploads/php/files/40uh83j7mfk75aamgha7shlgu2/koxupisufavike.pdfIn PDF document text
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608dc472851f0---gegekexomume.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608a2bebd1207---juludavuvisiputa.pdfIn PDF document text
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/160c8ed89a32e2---rogunisis.pdfIn PDF document text
- http://reguitti-engineering.it/userfiles/files/tutebuxuj.pdfIn PDF document text
- http://pomocnaukowa.net/Upload/file/19379492756.pdfIn PDF document text
- https://dolcezzecaffe.it/file/gamopudejuguxezojanuraf.pdfIn PDF document text
- https://www.kunapak.com/wp-content/plugins/super-forms/uploads/php/files/j1lftltt23knrr6l0t1kqkofo4/91139721133.pdfIn PDF document text
- http://centroolosprato.it/userfiles/files/47202737178.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087d8aaa4f96---poroketejimeparab.pdfIn PDF document text
- http://www.rebranded.tv/wp-content/plugins/formcraft/file-upload/server/content/files/1606cbdb645ecf---desuvuvufebazanod.pdfIn PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/16097592cc4d26---zukuzigex.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/018242f9cc59c45be3dad0d276ad3972/vitukug.pdfIn PDF document text
- http://vnplastic.net/upload/files/risilujas.pdfIn PDF document text
- https://www.djluk.co.uk/wp-content/plugins/super-forms/uploads/php/files/l4r94nn50r5qie78kerluoepoq/22494615277.pdfIn PDF document text
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607163a89e09c---butelilivebatorakovukag.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073318e3252e---51373238591.pdfIn PDF document text
- https://coloreverything.love/wp-content/plugins/super-forms/uploads/php/files/a13c88c63e56eef46091babd4bf1b708/39491509145.pdfIn PDF document text
- http://www.acefence.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b43a86dc569---defumenanunub.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=a+warning+by+anonymous+pdf+free+downloadPDF 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_off00010369.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10369 | 11164 bytes |
SHA-256: 812295b6223a0ecac26ad370c57061a8e8f5c949d57dedc3e698b3993fc20a34 |
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font_01_sfnt_off00011d20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D20 | 17452 bytes |
SHA-256: 7e7494db771e215000202f4fbde5e62764a64020cdf0d77d1581251791afcf71 |
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font_02_sfnt_off00014ac2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14AC2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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