MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and ML classifiers indicate a high probability of maliciousness. The document functions as a link farm, containing numerous URLs that point to compromised CMS upload storage, suggesting a phishing or malware distribution scheme. The presence of multiple distinct hosts and disposable hosting indicators further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://nomylo.ru/uplcv?utm_term=how+to+build+a+chicken+coop+stardew+valley
- http://relocationservicesgroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607290dc6928f---jenukoratigufezoluz.pdf
- https://mimpishio1bet.net/contents//files/ligibalivexiwigemotusal.pdf
- http://atut-biuro.com/uploaded/file/zumeralaziwez.pdf
- https://givemeit.ru/wp-content/plugins/super-forms/uploads/php/files/f7aeda84cd02f8389a416712bcde0d1f/22268470183.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/160a5b65922cd9---nuxosi.pdf
- http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607bbb8502bc7---gexigigasejuxato.pdf
- http://al-bandak.com/userfiles/file/82375508092.pdf
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16087ff36d6338---tavekobu.pdf
- http://innotec-industrie.be/userfiles/file/60347749298.pdf
- https://gtsonline.nl/wp-content/plugins/super-forms/uploads/php/files/bbdnpl098iqp1pmb2mhfu2eeb4/89841099170.pdf
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/c211199828e4a7fa36eecb9a87b16fb3/12558106193.pdf
- https://www.landalastadservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160906b5c0adec---19114759155.pdf
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608735d01b38a---sivemono.pdf
- http://alsumiri.net/wp-content/plugins/super-forms/uploads/php/files/92706e1007665a482290dc19c7cead0d/vojug.pdf
- https://vegas-shop.net/uploads/files/47033637054.pdf
- https://www.freshstartdigitalmarketing.com/wp-content/plugins/super-forms/uploads/php/files/eb75284e5a82f94d812f649be41168f3/vejofoguvutinafevufulun.pdf
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070873b58ef6---dubefizufunati.pdf
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/160784ca938b8d---87456197145.pdf
- https://globalazeri.az/wp-content/plugins/super-forms/uploads/php/files/ridrgaq2ebork3rs2vmjl60m43/jofogavonimagonivufi.pdf
- https://dodatnagarancija.com/userfiles/file/41847105362.pdf
- http://sushiosushi.com/uploads/files/dosumezepovoseriku.pdf
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607443f865b0f---noreno.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ebd3.bin09ab4a340cb76c6d90c71d6bd01e5da4ee7dac17eff9ae112395cc57571c1062 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBD3 | 16980 bytes |
font_01_sfnt_off000117f9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117F9 | 16792 bytes |
font_02_sfnt_off00013010.bin03c0180b85ca838320abfb06831cb03d3018bf311ef29a9c73cb693f6bcb5071 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13010 | 11200 bytes |
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