MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by ClamAV as a phishing trojan and by an ML classifier as malicious. It contains numerous URLs, many pointing to compromised WordPress uploads, suggesting a link farm designed to lure users to malicious content. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a phishing or redirection attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b3abada75c1---lamezodejomen.pdf In PDF document text
- http://aihyang.com/userfiles/file/xuposa.pdfIn PDF document text
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608e1b4a9de60---tedalilinebijagurapopelu.pdfIn PDF document text
- https://www.finestkindcharter.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7136269a55---gukijozaganototaramu.pdfIn PDF document text
- http://mgocsm.in/userfiles/file/27896114264.pdfIn PDF document text
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/0a2d61921219601ebd7d59fb108f0788/47347175854.pdfIn PDF document text
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1607290429572a---vokipabafujupobigulategaw.pdfIn PDF document text
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/lkoj2evhas9hrb2h36j8ocmbud/terilawu.pdfIn PDF document text
- http://koopmankennedyfeller.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/49325520092.pdfIn PDF document text
- https://www.sahabatkeluargahomecare.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ce8570d0eee---jejozinosadowuvegejim.pdfIn PDF document text
- http://internationalnetworksolutions.net/files/In PDF document text
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/e06d8df786433df57f5397bd51c8e5f3/kufimow.pdfIn PDF document text
- https://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa23b88d334---fabej.pdfIn PDF document text
- http://ccsl.asia/files/kubururo.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/1609b881b00013---71024712609.pdfIn PDF document text
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16078e2ae0c275---letirulebo.pdfIn PDF document text
- https://www.jedeminute.de/wp-content/plugins/super-forms/uploads/php/files/9ub1lsolv6k0183hiqstlcfvrf/73237504766.pdfIn PDF document text
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/16094664cc0de9---wuzisozup.pdfIn PDF document text
- https://www.vibrationmonitoring.asia/wp-content/plugins/formcraft/file-upload/server/content/files/160ba2cca61449---3204140489.pdfIn PDF document text
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cbb205bb1f---63205924523.pdfIn PDF document text
- http://karunb.com/UpLoads/files/91194587433.pdfIn PDF document text
- http://burchiellati.com./file_fck/file/73872487571.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/qe3e0u2n2l572bk0em5m643p13/96184596979.pdfIn PDF document text
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/bcaae0ec001a4d9a53158eeb26b2e971/22671220626.pdfIn PDF document text
- https://www.horisunmauritius.com/wp-content/plugins/super-forms/uploads/php/files/bdedc754bc81fff8ebccf1de8bd929c5/66244892695.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=standard+network+protocolPDF 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_off0000f019.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF019 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001082b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1082B | 16360 bytes |
SHA-256: e84237d48add10309afab4a997a9946fed5e62ea4218cc20733decf5ee65e5d0 |
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font_02_sfnt_off00013294.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13294 | 10500 bytes |
SHA-256: fb251a5976100995903b52cfa329ac4e56b25ceaf5e5a88acdad33a6f96f646e |
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