MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple compromised websites, including one hosted on a WordPress upload storage. The embedded URLs suggest an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9820
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://dansensvenner.dk/imagesfile///74440767134.pdf
- http://bidhichand.org/sahodyatarntaran/userfiles/file/4789548306.pdf
- https://stellabakingcompany.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abf856400ed---tatuvunetifarepawup.pdf
- https://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/c65ba77f6c3c72ca29c24bcb8e376eb3/2823019829.pdf
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/16071128c9c9a0---48137666981.pdf
- https://gdr.co.il/wp-content/plugins/super-forms/uploads/php/files/6b9ca63b91bbcd9c39aaced255b57823/butexupomezudogimo.pdf
- http://dedanskecasinoer.dk/userfiles/file/vidorow.pdf
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/6qa9enb7v9dtkuqeoun31rivv7/natiwenigusoremoj.pdf
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609c0ff3d12e7---zelutomufajowejigutimuw.pdf
- https://brokenspoke.com/wp-content/plugins/super-forms/uploads/php/files/b870d4abe233fbdc2cd90e1e600fc7fd/9859085985.pdf
- http://architects-desk.com/uploadsfile/16743365840.pdf
- https://www.penyembuhanholistikreiki.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a682f40860---79513051637.pdf
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/160ac9b5e0e5a4---65346595283.pdf
- https://ercrs.org/wp-content/plugins/super-forms/uploads/php/files/io2nj699jl0p0ucrkjsrmcpto8/45815569080.pdf
- https://www.asahinadigital.com/wp-content/plugins/super-forms/uploads/php/files/53nm4qs26v9io9bd6qkjouu6ql/difelazawedirupo.pdf
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/16073786548f4c---vibeb.pdf
- https://drahmetbostanci.com/wp-content/plugins/formcraft/file-upload/server/content/files/160981b302b121---lurekofe.pdf
- http://comicpapyrus.com/wp-content/plugins/super-forms/uploads/php/files/a26ea4cb1e82a5ea1aa6492417206f36/32662284831.pdf
- https://zweiund40.com/wp-content/plugins/super-forms/uploads/php/files/919q7ehsc89gvubroh09dafndg/lewatidaxuwipesapedo.pdf
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1607b1b86622d4---juxopisaluni.pdf
- https://kozhikodedeaf.org/admin/my_files/file/ferubofo.pdf
- http://atthaya.com/file_media/file_image/file/93264140671.pdf
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc95d256fe---89233977374.pdf
- http://studiotecnicoforace.eu/userfiles/files/rogap.pdf
- https://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa16ec8bd4b---sikagewew.pdf
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b267b96b279---basiwuwebunazavosu.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=deforestation+and+overgrazing
- 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_off000108bf.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108BF | 16792 bytes |
font_01_sfnt_off000120d1.bine5d7b4ef1de198ee6d05bc51f0fcc285d9be565133485cd1b490d61030be3104 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120D1 | 16412 bytes |
font_02_sfnt_off00014b20.bin62f4f57f123dc851c943dd7bc4ed19ddb70ef1183c960cc2284174307f215c45 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B20 | 10612 bytes |
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