MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by ClamAV and an ML classifier. It contains a link farm with numerous URLs pointing to compromised WordPress sites, suggesting an attempt to lure users to malicious content. The presence of multiple distinct hosts and the use of 'utm_term' parameters indicate a potential phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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 https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/9b66b0820d5da098cc99c667b600dc37/bazisoxela.pdf In PDF document text
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/f47b8bdcd4c487f745485645fec7a47d/74149828218.pdfIn PDF document text
- https://www.djluk.co.uk/wp-content/plugins/super-forms/uploads/php/files/4crocboitl4ap82n92l870tlgq/pibasunudideluvup.pdfIn PDF document text
- https://landlorddebtadvisory.com/wp-content/plugins/super-forms/uploads/php/files/aau3v1frpq4gbhf3t59i4fijr6/wadelegegowe.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/g5cokks61g2he43qu9qa6rdgi4/47565847862.pdfIn PDF document text
- http://www.cheapmotorcycleinsurancepa.com/wp-content/plugins/super-forms/uploads/php/files/07s0t5ld7k5b9g07107njj5515/35851982005.pdfIn PDF document text
- https://aquariumfargo.com/wp-content/plugins/super-forms/uploads/php/files/6461887e5c1ec728cc338e4993780447/rolilofunabarozabub.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072b6d17b7bd---wozanewawunekejode.pdfIn PDF document text
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/b2g83vau79gk543tslopgaeq10/bikifanuzubuketukepapow.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/72255de2c21b7ca324f1d57d6e1b031b/xoxigasejomebarukeripizij.pdfIn PDF document text
- https://cosalesrep.com/wp-content/plugins/super-forms/uploads/php/files/894c99b73c7bcef52771f92b3df64038/bujifen.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/b4vv7omvbnbte7vupleu6s17d7/73847416173.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607069612674e---63207717910.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/14402041588.pdfIn PDF document text
- https://studiogreenwich.ru/wp-content/plugins/super-forms/uploads/php/files/e96818e8287d6ef64abd3da3a1739c9c/96646125487.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=messenger+apk++for+iphone+4sPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e82c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE82C | 5288 bytes |
SHA-256: e84ca082745453353b63e5275a2d53c3ae921897976af1bc2927a790fe0d61c0 |
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font_01_sfnt_off0000fa3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA3A | 11292 bytes |
SHA-256: e926f4f8722bfec35051c07ec05211a6c1aeee92a52877050e4be1939cdaa57b |
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