MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It functions as a link farm, containing numerous external URLs hosted on potentially compromised websites. The ML classifier also strongly indicated maliciousness. While no scripts were explicitly extracted, the nature of the URLs suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://laborke.ru/uplcv?utm_term=cascara+de+tomatillo PDF link annotation
- https://alphaveneers.co.uk/wp-content/plugins/super-forms/uploads/php/files/336719253b559745fa852c7ee04a7453/filugaponulezuledi.pdfIn PDF document text
- https://binarbaidequipment.com/public_html/userfiles/file/basopegavexorokajog.pdfIn PDF document text
- http://bethtikvahevents.ca/clients/2/20/20a91c0cb94b02964b0d1c5d980f1596/File/91121728754.pdfIn PDF document text
- https://newtech-utm.pl/userfiles/file/78525768629.pdfIn PDF document text
- http://cafesezony.ru/fck_editor_files/files/97916362415.pdfIn PDF document text
- https://www.lenoir-elec.com/wp-content/plugins/super-forms/uploads/php/files/v9k8phfilc1p3tnstsu707v8f7/13176742100.pdfIn PDF document text
- http://wenxuezj.com/images/File/52613753532.pdfIn PDF document text
- https://grand-forge.ru/wp-content/plugins/super-forms/uploads/php/files/70dfe63c20fc4ad86d21d5e2c4279c4c/37888663436.pdfIn PDF document text
- http://www.look4job.gr/images/_user_na/file/68328100839.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b2f3a8b675f---81200474878.pdfIn PDF document text
- https://rffsev.ru/wp-content/plugins/super-forms/uploads/php/files/ec999ca3f2a56bed69f9dabbf2919602/wojilewimepukorikawam.pdfIn PDF document text
- https://www.expoagrogto.com/wp-content/plugins/super-forms/uploads/php/files/g7g9vknhdcig5hqhpv7qbi09i7/sazisedazugoxuzagal.pdfIn PDF document text
- http://brandnewgoods.net/userfiles/file/sedujap.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/2f08e381efaaec9d808d8b1e3b61759b/ripadebaruxovug.pdfIn PDF document text
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/a5a4d71bc8bfb7a4e70cc6ed01985e4a/31036652183.pdfIn PDF document text
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609e5b444e7d5---lifovegogorage.pdfIn PDF document text
- http://ednak.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f6279d861e---suramutupezekobolewuv.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d452.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD452 | 4992 bytes |
SHA-256: e7181cfc4d2c452ba7342f181650396f4bb45dc447d512ee6096c66d58097882 |
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font_01_sfnt_off0000e52b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE52B | 11948 bytes |
SHA-256: f06884aaac7f491e57037d56e0a322cb59c78f9346bd7b2f30a2d538bc0e394f |
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