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 WordPress sites. Heuristics indicate this is a link farm designed to lead users to malicious content, likely for phishing or malware distribution. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9950
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 https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/be2b3f908ec77c0ea6cd86da54d17282/93815548291.pdf
- http://www.advokat.com/app/webroot/img/fck/file/revobip.pdf
- https://divorcioconsensual.com.br/wp-content/plugins/super-forms/uploads/php/files/114943ef1e9948d77f5fe0979d0c50d0/xasopezenujatuzugatawiw.pdf
- http://msnladyboy.com/ckfinder/userfiles/files/tenefotaxotuwapozekog.pdf
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/16118817948fc8---senavokasi.pdf
- https://subarini.ro/mm/file/sogaxafijipagudovuje.pdf
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/160b64b6290b80---69431501744.pdf
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16130a591ae065---kedumuji.pdf
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/391ec033d5743fc86cd6f62df13098f1/lepejopejidazagi.pdf
- https://alutat.com/data/file/37577164676.pdf
- https://ahreco.com/uploads/news_file/20911000066.pdf
- https://digireg.es/upload/rebavobiliwa.pdf
- https://churchboys.org/userfiles/files/29748875560.pdf
- https://bamor.org/userfiles/file/fevusinubom.pdf
- https://www.harnoordesigns.com/wp-content/plugins/super-forms/uploads/php/files/kmjdb3k4rpt2nj1b5tlis0er35/31283112245.pdf
- https://xn--80aaaglcftt5alesfkk7f.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/4a741bab4af17a49d44e877c28d9854e/8593644224.pdf
- http://z-sinpro.com/upload/files/sopidelos.pdf
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607584c070ddf---lipazovo.pdf
- http://aliglobshop.com/userfiles/file/69531916655.pdf
- https://www.axelendinggroup.com/wp-content/plugins/super-forms/uploads/php/files/6c9d0cddae953a2a96e9bec106ff2489/62720809656.pdf
- https://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/16090b7e17213e---81689243523.pdf
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160763e93083f0---kijotoralepiguzuwig.pdf
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/160a0242bb4fdc---disemexojiwaresajogez.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=failure+of+tribological+components+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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off0000eac9.bina714eff04b6ea11052a5c4f5544f4993a1af6033322dd693f7e154a7d6f66730 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xEAC9 | 18832 bytes |
font_00_sfnt_off0000bf6e.bin3350a275a2ab6e0ebe8a3961c903814dc30b45260b950ee5c79994aee74d14d6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF6E | 17100 bytes |
font_02_sfnt_off000108f7.binafe93e4e03f7d9eff494b689326295c53b7db1b2c6febfe4f5a74b0146f0fbb0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108F7 | 11180 bytes |
font_03_sfnt_off000122aa.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122AA | 16792 bytes |
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