MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress sites and other disposable hosting. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://bidwoodmachine.com/d/files/5993246928.pdf In PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c74a1ea303---28057096518.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/43mv14u3no06q09914too0the3/78848473448.pdfIn PDF document text
- https://www.audioclinica.pt/wp-content/plugins/super-forms/uploads/php/files/g795qqugc2cion3dfh9qphocmi/zukozovoxoxapixetabafur.pdfIn PDF document text
- https://freebcard.com/ckfinder/userfiles/files/93186320058.pdfIn PDF document text
- http://elsekmont.eu/userfiles/file/51033320674.pdfIn PDF document text
- http://alexhofford.com/temp/files/file/46550268253.pdfIn PDF document text
- http://aliceinformaticasrl.com/user/pages/77608673459.pdfIn PDF document text
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1608c7597013b1---wajidela.pdfIn PDF document text
- https://expresstestingatl.com/wp-content/plugins/super-forms/uploads/php/files/7eff4db076899aec7f6a1ac9f5857489/xezudisubatunitemem.pdfIn PDF document text
- http://alliusie.com/userfiles/file/mubipawi.pdfIn PDF document text
- http://accomplishtheimpossible.com/userfiles_ati/file/70963059658.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ec9c2deae6---dowidi.pdfIn PDF document text
- https://vate-tire.ru/wp-content/plugins/super-forms/uploads/php/files/51f63947b1f34f975cd183323f2bd3d6/42550720554.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b6153759bb1---42082472639.pdfIn PDF document text
- https://cald-lighting.com/wp-content/plugins/super-forms/uploads/php/files/6f98078f85007ae4cbb1aa2b364b32b6/davukugitilugi.pdfIn PDF document text
- https://homeaestheticsllc.com/wp-content/plugins/super-forms/uploads/php/files/c41aaededf12e1d43d0fb12799fec718/finuxozinagepivora.pdfIn PDF document text
- https://oriental-kitchens.com/userfiles/files/muperilutuduzavekiv.pdfIn PDF document text
- https://mamproducciones.es/wp-content/plugins/formcraft/file-upload/server/content/files/1609ffc0e28498---94713988049.pdfIn PDF document text
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/qs49978gmel0t987krc15tehu5/sepul.pdfIn PDF document text
- http://glotecgh.com/upload/editor/file/54329046079.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1609bf2ff2df97---miwupusoxi.pdfIn PDF document text
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/581b64d09ad8cb617ba97f176b33a860/demojolu.pdfIn PDF document text
- http://veterinariogiardinelli.it/userfiles/files/51978548241.pdfIn PDF document text
- http://cokhibaosang.com/media/ftp/file/78801812923.pdfIn PDF document text
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/16073250606bcd---49930345906.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=inclusive+meaning+in+marathiPDF 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_off00010591.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10591 | 15532 bytes |
SHA-256: 2d90c5368395fa6f791004c85488966ad9cf01efdbd764e9ca3c85294650f822 |
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font_01_sfnt_off00012d35.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D35 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001454c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1454C | 10672 bytes |
SHA-256: 0fa1ca53fcf099de21aeb3ad190dc01818f4536fda96fedda8cec23b2247150f |
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