MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous embedded URLs, many of which point to compromised WordPress upload directories or disposable hosting, forming a link farm. These links likely serve as lures to phishing sites or malware downloaders.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://bancasemecanino.com/userfiles/files/34500434311.pdf In PDF document text
- https://avukat.dnsaktif.net/upload/files/sokekaborekekeza.pdfIn PDF document text
- https://ghadir-eng.com/userfiles/files/94596566759.pdfIn PDF document text
- http://yourhandmadeitems.com/userfiles/file/zowalabamexonadow.pdfIn PDF document text
- http://ageddfjtj.pretty-match.com/upload/files/xedikofilen.pdfIn PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16136842769584---95361364454.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/43135210202.pdfIn PDF document text
- https://medicabg.com/uploads/wysiwyg/files/lelutalixefugolesiro.pdfIn PDF document text
- http://www.barbazan-debat.fr/ckfinder/userfiles/files/66274737522.pdfIn PDF document text
- http://hitecds.com/userfiles/file/8657706374.pdfIn PDF document text
- http://mmbc.cz/_data/user_files/file/49811237581.pdfIn PDF document text
- http://tagsu.com/attachments/fckattachments/file/gakog.pdfIn PDF document text
- http://carzip.biz/files/uploads/files/8138919156.pdfIn PDF document text
- http://spl-designs.com/ckfinder/userfiles/files/90061084994.pdfIn PDF document text
- http://yizhu580.com/ckfinder/userfiles/files/87949944572.pdfIn PDF document text
- https://villadelauca.com/userfiles/file/37003194351.pdfIn PDF document text
- http://jsqnchem.com/upload/files/76498448229.pdfIn PDF document text
- http://2222.netsociality.com/upload/files/68837301307.pdfIn PDF document text
- http://elitsatodorova.com/uploadfiles/file/18674013904.pdfIn PDF document text
- https://aakritidigitals.com/userfiles/files/kedozivonikavawof.pdfIn PDF document text
- https://magatek.com/documents/file/dokamixunivi.pdfIn PDF document text
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613172a4742ad---74496867092.pdfIn PDF document text
- http://lasfyy.com/uploadfile/file/20210909092516994.pdfIn PDF document text
- https://paloaltospeakerseries.com/wp-content/plugins/super-forms/uploads/php/files/fd70179b9413d00901381b17d46dc269/40013842504.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=4k+graphics+games+for+androidPDF 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_off0000eb64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB64 | 16664 bytes |
SHA-256: 945c083b90678d270fef3a263df004c3d2245771ced8cf9a11afe5d6a387e13f |
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font_01_sfnt_off0001165d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1165D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012e74.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E74 | 10996 bytes |
SHA-256: 675e9d71672792b0e1432b099bfdbaffddd5d5f0ffb2dcff5451fbf2f4b633cb |
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