MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to external PDFs hosted on compromised WordPress sites and other disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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://langfordfinancialservices.com/userfiles/files/14975261725.pdf In PDF document text
- http://www.veronicaneal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/160b072f7371b9---27944193786.pdfIn PDF document text
- https://bonpetsupply.com/wp-content/plugins/formcraft/file-upload/server/content/files/160880584e79f4---26488750007.pdfIn PDF document text
- https://clap-bas.com/userfiles/file/zokozanorireji.pdfIn PDF document text
- http://barcelonasixtytwo.com/userfiles/file/ruxokatut.pdfIn PDF document text
- http://wsm.hk/images/uploadfiles/file/31594903166.pdfIn PDF document text
- http://a2itsolutions.com/chop/multimedia/userfiles/file/bonopaxojapekada.pdfIn PDF document text
- http://innotec-industrie.be/userfiles/file/29178606372.pdfIn PDF document text
- http://itineraire-consulting.com/ckfinder/userfiles/files/zedavij.pdfIn PDF document text
- http://alexhoffordphotography.com/temp/files/file/96476088315.pdfIn PDF document text
- https://sweetestspaparty.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f5d9bcf5a5---dirodigivej.pdfIn PDF document text
- https://ctsgroups.asia/images/file/toxojuxopo.pdfIn PDF document text
- http://www.bewegeninarnhem.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b850bb07f57---74404996999.pdfIn PDF document text
- http://shannonlakeestates.org/fck_images/file/66237239766.pdfIn PDF document text
- https://prosegik.com/wp-content/plugins/super-forms/uploads/php/files/22595d13d189e255061dedae61fe91fd/tedazurukifotutuzamunapi.pdfIn PDF document text
- https://pinpointfeedtech.com/ckfinder/userfiles/files/48338636598.pdfIn PDF document text
- https://www.ideakliniksisli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cef9fddeed1---19654455107.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af5eef7449d---7885505749.pdfIn PDF document text
- https://themodernla.com/wp-content/plugins/super-forms/uploads/php/files/8e9f54e5cad42ca4058149266022d76c/767422389.pdfIn PDF document text
- https://caravanandre.it/wp-content/plugins/super-forms/uploads/php/files/24fba00dd560696d7f1db016868bffe3/serogogej.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608b477a40f17---timezopoderojimudavoxeb.pdfIn PDF document text
- http://bodymindspiritconnection.org/clients/5/53/53f1eac0d8ee32431a47b4e1af774f29/File/dinapiliwaniw.pdfIn PDF document text
- http://metzpaintings.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d072739c24---58747293559.pdfIn PDF document text
- http://foire-fromages-et-vins.com/wp-content/plugins/formcraft/file-upload/server/content/files/160837bb0907b5---80428928745.pdfIn PDF document text
- http://www.dnevi-sekretarjev.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160960ff2168be---bunurakefamujuvesubilavib.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=convert+pdf+page+to+wordPDF 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_off0000cc44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC44 | 16188 bytes |
SHA-256: da6d790a1f5d124e5e946fb6594caea3592939f2c7103abc87c4d63eda2a0c8d |
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font_01_sfnt_off0000f69c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF69C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010eb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EB3 | 10548 bytes |
SHA-256: 649604dd5acfa9fb1b4cd86d6f84b051ad7fb99de8b9fb4be2cfadb096875c65 |
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