MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by multiple heuristics and an ML classifier, indicating a high likelihood of malicious intent. The file contains numerous links to external resources hosted on compromised websites, suggesting it functions as a lure to download further malicious content. The presence of PDF link farm techniques and compromised CMS upload links points towards a phishing or malware distribution scheme.
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://fermuar.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082e5ae44c57---2259241226.pdf In PDF document text
- https://realimpacto.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606c8854700ee---jadeta.pdfIn PDF document text
- https://bd-sokolovska.eu/userfiles/file/girebupibujufidofusekuter.pdfIn PDF document text
- https://www.straightmyteeth.eu/wp-content/plugins/super-forms/uploads/php/files/8bd787125b54ecb0f2006022a18a4430/39440944411.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16094a0b89a28b---xukuj.pdfIn PDF document text
- https://bataretak.com/img/files/file/39035661365.pdfIn PDF document text
- https://expeditions-travel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608048cf98cd5---wuromoxapoxuwavojiroj.pdfIn PDF document text
- http://www.hptindia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085a13718a90---sutizematilekut.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/uklq8clikto14s0u3ensn7m9p2/jifidadimixebana.pdfIn PDF document text
- http://edu-family72.ru/content/images/uploads/file/74335387736.pdfIn PDF document text
- http://www.hcibatiment.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16074adc2134ed---33843654443.pdfIn PDF document text
- https://frontlinetherapist.com/wp-content/plugins/super-forms/uploads/php/files/e4ee23763300a1cc3857006ca82cb114/92892384691.pdfIn PDF document text
- https://micast.de/wp-content/plugins/super-forms/uploads/php/files/2q0tjn03nj7dm1fadf92d0ld1m/vanilirimovim.pdfIn PDF document text
- https://auf.vn/wp-content/plugins/super-forms/uploads/php/files/vqcle1f15vjno0rld1mvm0lfc1/29460633934.pdfIn PDF document text
- http://digimaap.com/wp-content/plugins/super-forms/uploads/php/files/n6c3m9sm5bka19ecq4r11pbh6r/rironudekefawenexobevu.pdfIn PDF document text
- http://villaturri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085e3a957459---mibarovam.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/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=stages+of+human+menstrual+cycle+lab+answersPDF 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_off0000cf07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF07 | 5732 bytes |
SHA-256: 3c1f8561335120011edb7b299f1bbd9df5c03cfc71c3539f98ee9ffaad47dea1 |
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font_01_sfnt_off0000e27d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE27D | 9972 bytes |
SHA-256: 5f51e9eba071ddec511531dc76d9a38addeec5890749e9b7214cd80946e9f835 |
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