MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded URLs, many of which point to compromised WordPress upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. ClamAV and ML classifiers strongly indicate maliciousness, and the structure suggests a phishing or malware distribution lure, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://tonitomov.com/picture/file/90136889768.pdf In PDF document text
- https://antae.be/app/webroot/uploads/file/vowokititisumemogebebul.pdfIn PDF document text
- http://datavincity.com/uploads/ckfinder/files/284165527.pdfIn PDF document text
- http://mxm-hosting.nl/img/editor/file/51365882919.pdfIn PDF document text
- https://www.psalighting.com/wp-content/plugins/super-forms/uploads/php/files/91a1ce1489ed7cc61ecc97e78205853b/sabebizife.pdfIn PDF document text
- http://www.ellisrasbetonwerke.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607792fe50dd8---badutaxewapimitux.pdfIn PDF document text
- https://www.corridar.com/wp-content/plugins/super-forms/uploads/php/files/2e9c8fd84em3gsqrhgjlrme804/81323204183.pdfIn PDF document text
- https://snoman.mb.ca/ckfinder/userfiles/files/35613977029.pdfIn PDF document text
- https://beautyreviveshop.com/newerac2c/userfiles/file/82664106713.pdfIn PDF document text
- https://transcendenceit.com/wp-content/plugins/super-forms/uploads/php/files/0af6ef9ecfbfd0726381460a549204fc/fosozajirud.pdfIn PDF document text
- http://tavernadelsnoguers.com/wp-content/plugins/super-forms/uploads/php/files/742f426af06fb74fd1105384ec504480/vagomijilupedameralalira.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/1a5353793a5aad7cad2b1b1d4f802d17/tizifabofebozagavo.pdfIn PDF document text
- http://diysmart.net/userfiles/file/sepolularasujojizokoxeg.pdfIn PDF document text
- http://security-m.jp/tool/images/file/56802817896.pdfIn PDF document text
- http://cestovni-postylka.eu/userfiles/file/jimuxuvudevuziwanaw.pdfIn PDF document text
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160a9a5df133ab---geridurebemomo.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/1v0bjcdh4s0q2toftde54d9brc/tutarekomepezenemibodan.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/aadm0oiausf70dv3p5ils6slcm/55255105814.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f4ec3b4055---saxug.pdfIn PDF document text
- http://aivieksteslaivas.lv/userfiles/file/54024848726.pdfIn PDF document text
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/e1cef3731e50cff3930f4cd5cdef1f50/36658260964.pdfIn PDF document text
- https://flycam.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1607a1f38815ac---23902106962.pdfIn PDF document text
- http://wsp.pl/userfiles/file/94679745849.pdfIn PDF document text
- https://srinivasagroup.com/ci/userfiles/files/38772778696.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=church+of+the+nazarene+manual+2017-21+pdfPDF 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_off0000d8a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8A3 | 16548 bytes |
SHA-256: 58b1c9dd6a4477650cb753022fb022f35e0d1271d858078bb700c133234923c5 |
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font_01_sfnt_off0001037d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1037D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011b94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B94 | 11192 bytes |
SHA-256: 75b7e856355faf6f715e97012354532a765eee967171351bc8c995b9778a4171 |
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