MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many embedded URLs pointing to potentially compromised WordPress sites. The document body is heavily obfuscated, but the presence of numerous links suggests a redirection or phishing scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.7937
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://www.tonygssoulfood.com/wp-content/plugins/super-forms/uploads/php/files/e1835919a3f4f3eb484031d4c8dd8309/rifilifikelulefodaka.pdf In PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d7eb0d614e---nejosopezenige.pdfIn PDF document text
- http://lacasedescaraibes.fr/file/19388060121.pdfIn PDF document text
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/0qu3e48d5pcue0bno678qhih5s/16851954099.pdfIn PDF document text
- https://gikguamerica.com/userfiles/file/54167361478.pdfIn PDF document text
- https://eseninternational.com/uploads/files/lazejarigor.pdfIn PDF document text
- https://nonbodepsg.com/uploads/files/mojozenopegajafasibe.pdfIn PDF document text
- http://escritacontabilidade.net/fotos/news/file/nuboxenul.pdfIn PDF document text
- https://www.mppoa.cloudlinesystems.com/assets/ckfinder/userfiles/files/25743186172.pdfIn PDF document text
- http://arnoldbolingbroke.com/ckfinder/userfiles/files/40996895406.pdfIn PDF document text
- http://olsztyntransportmedyczny.pl/userfiles/file/65877560642.pdfIn PDF document text
- http://k2plusinterior.com/userfiles/73179893607.pdfIn PDF document text
- https://art-eria.pl/mandarynka/pliki/files/pizoriderenusowe.pdfIn PDF document text
- http://runwellconsulting.com/file/file/watisixiwexowadut.pdfIn PDF document text
- https://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/1614f7e80d2da1---sevomiwanukoviram.pdfIn PDF document text
- http://naasschoolofmotoring.ie/fckeditor/userfiles/file/44944130393.pdfIn PDF document text
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16147bb5550983---jowosopifufekovi.pdfIn PDF document text
- http://fkjz.cn/upload/files/2021/09/202109170110253441.pdfIn PDF document text
- https://martensmgt.com/business_school/uploads/file/46723911753.pdfIn PDF document text
- http://feuerwehrobrigheim.de/upload/files/34170158181.pdfIn PDF document text
- http://esrafisek.com/images_upload/files/gugimikufozigoneki.pdfIn PDF document text
- https://xn--23-6kci4asohe8k.xn--p1ai/userfiles/file/lalobokeviwuke.pdfIn PDF document text
- http://termocity.by/pics/files/mugik.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=best+bass+boost+app+for+androidPDF link annotation
- 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_off0000b24c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB24C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ca5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA5E | 15748 bytes |
SHA-256: 235cb7ea61478e97083dbe65daa82830a799e44b22be67f30bc35f4c42151f49 |
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font_02_sfnt_off0000f23d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF23D | 10636 bytes |
SHA-256: 189d4b71b7a780e15121f7afaa00ee395d0eb8bd3cdf39a6614c1b412c59f5c6 |
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