MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The document contains numerous links to compromised websites and disposable hosting, suggesting it functions as a link farm for phishing or malware distribution. The embedded URLs and the nature of the heuristics point towards an attempt to redirect users to malicious content, likely as part of a spearphishing 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://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bc3e14c1c4---21278220123.pdf In PDF document text
- https://mamproducciones.es/wp-content/plugins/formcraft/file-upload/server/content/files/160756cd5e8fba---vizowu.pdfIn PDF document text
- https://rhdplumbing.com/wp-content/plugins/super-forms/uploads/php/files/70e82f8f82791649e5f82bc0e16f78b9/jotikopevulazafizaw.pdfIn PDF document text
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/839307b2213c0656655e266e276eecf7/suduwiz.pdfIn PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/16098b412148f8---sizibolozibeb.pdfIn PDF document text
- https://yellowstonewildlife.com/wejipexalevalugijop.pdfIn PDF document text
- http://al-bandak.com/userfiles/file/nagowevasagu.pdfIn PDF document text
- https://carpanea.it/wp-content/plugins/super-forms/uploads/php/files/5b9e8ce1946abbd44091dd49addcd7e0/nolusidomapupekewolotawa.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/47e272a27435147461ff37afd28cac73/famebelujije.pdfIn PDF document text
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/74m9ckhss09fepvbe1iqpdd2v8/78416706328.pdfIn PDF document text
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/69e89a9c8b98fbca9e0ef58a88579b1a/1967958084.pdfIn PDF document text
- https://hmjrgoldhockey.org/wp-content/plugins/super-forms/uploads/php/files/8047b1cf43e892e7911c5f37b0dff1d4/kenivodutanogaxidomox.pdfIn PDF document text
- http://murito.fr/ckfinder/userfiles/files/23442179096.pdfIn PDF document text
- http://seabeachthailand.com/UserFiles/file/fotobidojan.pdfIn PDF document text
- http://www.infranetltd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1b590da53d---nuxadatulibemejodugi.pdfIn PDF document text
- http://candientuvibra.com/images/file/32353915779.pdfIn PDF document text
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/v1j43lestbk2dhd665v7b0pjat/guvewabami.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/DOqCt-cVA4I/uplcv?utm_term=duplo+10903+instructionsPDF 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_off0000cf95.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF95 | 5228 bytes |
SHA-256: c31def590b5bd4dac56b2d466816094f973f962b6d1024d753b8b08117fc1fbd |
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font_01_sfnt_off0000e17b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE17B | 12184 bytes |
SHA-256: 8cc9a3de6da9746d19232af1df0fedc63c405fb01b68514936358f8ee7e4f467 |
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