MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links, many of which point to compromised websites or disposable hosting, indicating a phishing or malicious redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://universal4shipping.net/userfiles/file/furosexerelojodowil.pdf
- http://www.dramayaramendes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607e669636b1d---womuxarelinoru.pdf
- http://elementsgogreen.com/userfiles/file/tefevifijerafaleno.pdf
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160aebab9b0147---7266069611.pdf
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160957169bbebc---97647238006.pdf
- https://oknoplus-omsk.ru/wp-content/plugins/super-forms/uploads/php/files/8e6b8fd497c2d645a34737e004cbacee/96129737621.pdf
- http://kuehllawpc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/bijizikuzasowido.pdf
- https://hotelmitrutarija.com/uploaded/files/97083539446.pdf
- https://www.lokalesichtbarkeit.de/wp-content/plugins/super-forms/uploads/php/files/vntof69bjfvngj4jp1mofvb6po/xedusisitevimimeforowomen.pdf
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/vunuluk910a63qp6rav2rvsevs/48054090468.pdf
- http://soles2walk.cz/data/file/kamilururotowe.pdf
- http://host.keraladreamhomes.com/~viswabrahmathach/admin/fckeditor/editor/filemanager/connectors/php/userfiles/file/52233033882.pdf
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/tc0qloohuk12p33ahk0ouuesrl/furesiwakirinepas.pdf
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1610f36bdaed19---6314388415.pdf
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/3c5048debfb1d9192a2922d05b49aa08/malamumisewudeneberalisu.pdf
- http://ipsgroupjjn.org/userfiles/file/dufukodilu.pdf
- http://www.dr.schure.net/ckfinder/userfiles/files/92909100334.pdf
- http://www.afamaresme.org/wp-content/plugins/formcraft/file-upload/server/content/files/160bfd4573dd83---46629853160.pdf
- http://bygreenpure.com/userfiles/file/denuginunoduzer.pdf
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/85ff9c2c202df00df7d5c7bd72636ab1/81282421258.pdf
- https://getlovebooks.com/wp-content/plugins/super-forms/uploads/php/files/89c4d5120e49cdd2f27251f895ebb6a6/volabeninezojabetaxoka.pdf
- https://nnkcreations.com/userfiles/file/21683080937.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=economist+april+2020+pdf+free
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000135f3.bin163c8c08c47be09ed997bf7c2e4744f6e97ea825664365c9b2fafa2b836921c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135F3 | 11004 bytes |
font_01_sfnt_off00014f89.binaf8d2bb0de95edef1cd83a7b075eb5cd7895b017eff6aa1a399823dd27bc56ce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14F89 | 18252 bytes |
font_02_sfnt_off00017dbd.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17DBD | 16792 bytes |
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