MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or are part of a link farm on disposable hosting. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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 https://riolospettacoli.it/filesUploads/file/54326488206.pdf In PDF document text
- http://gachmenminhchien.com/media/ftp/file/dedut.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613942d5c6d0a---52326143141.pdfIn PDF document text
- https://groupburuemas1.com/contents/files/61668928965.pdfIn PDF document text
- http://smflow.in/admin/uploads/file/17569941789.pdfIn PDF document text
- http://globalcenterhotels.com/bot/ckfinder/uf/files/vogubetipevipinufuz.pdfIn PDF document text
- http://bephoangdung.vn/uploads/ckfinder/files/31502726826.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161302ecc53259---gizitetivijeneravawono.pdfIn PDF document text
- http://salman-is.com/userfiles/file/50202578863.pdfIn PDF document text
- http://palazzodiaz.com/userfiles/files/99070866269.pdfIn PDF document text
- http://prtourusa.com/FileData/ckfinder/files/20210915_AAC19544A2AC3F85.pdfIn PDF document text
- https://ventadeterrenosagricolas.com/userfiles/file/50273035872.pdfIn PDF document text
- https://plasy.com/uploads/file/renanusiperofuxeralop.pdfIn PDF document text
- https://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/os6flverk6ht3t3ugd03ncjqn6/31383440504.pdfIn PDF document text
- http://aquatherm-graz.at/files/savituxedumur.pdfIn PDF document text
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16130067fe73e3---14448884.pdfIn PDF document text
- https://baxsporthorses.nl/userfiles/file/46534993539.pdfIn PDF document text
- http://biaikatolikus.hu/files/file/fareribupobafexiso.pdfIn PDF document text
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/6a07cae193a5061f9047a61e9867a592/88138475478.pdfIn PDF document text
- http://marinaxaraes.com.br/ckfinder/userfiles/files/18271350832.pdfIn PDF document text
- https://euronuts2009.ge/files/files/jaruv.pdfIn PDF document text
- http://www.barbazan-debat.fr/ckfinder/userfiles/files/ladolij.pdfIn PDF document text
- https://badanie-wody.pl/galeria/file/53098865204.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=multiplayer+video+game+action+game+ppsspp+gamesPDF 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_off0000d5a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5A1 | 11132 bytes |
SHA-256: a54b45977d5a47f6e0768549c4398a51de65e7753151ae0cf59af3d51fa31262 |
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font_01_sfnt_off0000ef74.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF74 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010786.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10786 | 18088 bytes |
SHA-256: 15373169a5a3beb2b3c197b102320778f328c36c50dbde3d11dad1f94bafd3ea |
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