MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress sites, acting as a link farm. These links are designed to redirect users to other PDF files, likely as part of a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, and the structure suggests it's a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a0af7067d19---jufivusipupidafim.pdf In PDF document text
- http://shippingengineering.com/files/ckeditorothers/97797181093.pdfIn PDF document text
- https://yarsan.ru/wp-content/plugins/super-forms/uploads/php/files/191e04e64cd3ac7d3a5fffedeb98d0f8/kofedolesaturad.pdfIn PDF document text
- https://elpmarketing.ca/wp-content/plugins/super-forms/uploads/php/files/ef4592c7657bcd2ff3b21c87c013fd74/13442031768.pdfIn PDF document text
- http://marthomaiticherukole.com/userfiles/file/wisobosifibidajese.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160980f6393c74---8831962539.pdfIn PDF document text
- http://www.louthadventures.ie/wp-content/plugins/formcraft/file-upload/server/content/files/16088becc1ebb7---26783501588.pdfIn PDF document text
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/3a7b61ad61be4315cbacbf9ce1b1e628/90448932628.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/473fa87c481255f995b5909e7df09794/xoxedakiro.pdfIn PDF document text
- http://geredekombiservisi.com/userfiles/file/xakazefizineworer.pdfIn PDF document text
- http://kronikarp.pl/ckfinder/userfiles/files/vumemekasukusubexo.pdfIn PDF document text
- http://thegioidahoacuong.com/uploads/image/files/26388697838.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160812696c9c55---66864497676.pdfIn PDF document text
- https://tavio.ru/files/file/22175759471.pdfIn PDF document text
- https://drproperty.in/userfiles/file/21569307334.pdfIn PDF document text
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161055cf51c601---82876613312.pdfIn PDF document text
- http://daearesort.com/FileData/ckfinder/files/20210731_C15869EB8D34CC66.pdfIn PDF document text
- http://tecresconsolidamentorestauro.it/fck_data/file/62693276694.pdfIn PDF document text
- https://infrastone.com/userfiles/files/lemokediz.pdfIn PDF document text
- http://eau-msu.ru/ckfinder/userfiles/files/rupakimozakevelixokujit.pdfIn PDF document text
- https://hopadive.cz/ckfinder/userfiles/files/fitegorufojapesutuzogat.pdfIn PDF document text
- http://ecovn.vn/uploads/news_file/44436930475.pdfIn PDF document text
- https://amadesafar.ir/basefile/amadesafarir/files/71385290759.pdfIn PDF document text
- https://maloneslandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160767c75d06b5---17345475470.pdfIn PDF document text
- https://asiahijau.com/contents//files/fukimugud.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=how+to+eat+3+000+calories+a+day+vegetarianPDF 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_off0000f072.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF072 | 17312 bytes |
SHA-256: 801d9f0c324a42edc6dfce32c2143d1b4874984a5f77d2e8389f5f0577ffbcb1 |
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font_01_sfnt_off00011ddd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DDD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000135f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135F4 | 11096 bytes |
SHA-256: 3ec7ec1512733661488913124a4c07a7f2ab38939a279194e33485863f8499e8 |
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