MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains numerous links, many pointing to compromised WordPress upload directories or disposable hosting, suggesting a link farm designed to redirect users. The document body is heavily obfuscated and unreadable, providing no direct clues to its intent beyond the presence of these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9103
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://www.sensible-seeds-premium.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c4caa884727---mirileporoz.pdf In PDF document text
- http://crmrealty360degree.in/userfiles/file/lepopodaro.pdfIn PDF document text
- http://splogservice.ru/content/file/mapufazu.pdfIn PDF document text
- http://systemsbiology.at/uploads/assets/file/61694377986.pdfIn PDF document text
- https://viajespereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084cd35bd6c8---bomijilerasug.pdfIn PDF document text
- http://riskhedgetech.com/uploaded/file/9754004556093228eef5d2.pdfIn PDF document text
- http://seksdagen.nl/userfiles/file/969701679.pdfIn PDF document text
- http://color-gateway.com/userfiles/file/rivaruxaxabigarasoxas.pdfIn PDF document text
- https://www.mozartcantat.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16075d9e843d03---bivajamapoza.pdfIn PDF document text
- https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/he12site8bq9i0sqd5v9p0bs17/lawufekibigasopanilupunuj.pdfIn PDF document text
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/4a2f776e8d5aad31af411e9cd6a3c672/zakageraben.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160e814eb77276---wosoziwek.pdfIn PDF document text
- http://worldnaturalfood.com/image/upload/File/tuzonefutotus.pdfIn PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/160768c69e195d---dozubixiwikurizewumoserem.pdfIn PDF document text
- http://kaupa.cz/userfiles/file/51691587795.pdfIn PDF document text
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/e6jtshou1r88ibu9poafopoeb5/79385422589.pdfIn PDF document text
- http://amphorabeautyclub.com/campannas/file/xikewo.pdfIn PDF document text
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608110f719764---47132833470.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/f771e64d9717d336b1564b7aa76fee67/60941681924.pdfIn PDF document text
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/p9243vmffi2cglhece0m53iaad/71945264431.pdfIn PDF document text
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/4c1b3cca085b94c7b26ad0286fcf93a3/90989524171.pdfIn PDF document text
- https://www.swissfillon.com/wp-content/plugins/super-forms/uploads/php/files/f5be56b0f8e282534312694a89023247/17118063969.pdfIn PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/160d98dcfe87f9---rifebujijasax.pdfIn PDF document text
- https://expeditions-travel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b4d13760f6---76661257876.pdfIn PDF document text
- http://d4smontreal.com/clients/f/f5/f58105ca183540932673f5bf18e62671/File/mabozamugugidepisif.pdfIn PDF document text
- https://giasusinhvien.net/upload/files/tazixon.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=all+promises+are+yes+and+amenPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000214dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x214DD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00022cf4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x22CF4 | 10548 bytes |
SHA-256: 584f2c1de936a62b5aaf226451971a75c05f062fcde9da46e28a14447626c95d |
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font_02_sfnt_off000244f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x244F3 | 31268 bytes |
SHA-256: 3386968ed06988e4df020c9ab9ed4e06a12a869dc742cea28f362389802380c2 |
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font_03_sfnt_off00028648.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x28648 | 16680 bytes |
SHA-256: 260b1ef609bb7d14246a0167a2a990cbe6871383563ae80893bde4ac68f42e19 |
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