MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It functions as a link farm, directing users to numerous URLs hosted on compromised WordPress sites, which is a common tactic for phishing or distributing further malware. The presence of external URIs and link farm characteristics strongly suggests an intent to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/655rv9l819h2oh297676fjgeqv/12003296187.pdf
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160c376dc20275---ratajuxuxozep.pdf
- https://tractorpulling-emmeloord.nl/upload/file/fozawowu.pdf
- https://citytrafik.nu/images/file/90880898699.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d8bdb26889f---61802330536.pdf
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/80c9a7fe71939eead636411764dc30c5/xupabedagimoxenifiwuzu.pdf
- http://rapabzenec.cz/obrazky/files/44699415326.pdf
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/6b74e0d01d3bec2a7041c6cca3bbc37d/79866245630.pdf
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16081e4a91f3bb---xuloxekizedepetoxereluse.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160956b2664a46---juxivegabevixafigurix.pdf
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/60a9827ae150d4bda55a9cb7e5e1dbce/75892232706.pdf
- https://eandjfamilyhealthcenter.com/wp-content/plugins/super-forms/uploads/php/files/57251f86bfec639cf33b90160a1da956/81593907547.pdf
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/fckog655tno5mvg7sm8ik1lour/17519656924.pdf
- https://acrgroup.nl/userfiles/file/kubitaf.pdf
- http://imobiliariaimperio.com/files/files/27405052088.pdf
- http://artetendasud.it/userfiles/files/zugobudit.pdf
- http://ecbpolska.pl/wp-content/plugins/super-forms/uploads/php/files/b252f179fc34368d974d9216ad2ac668/380739000.pdf
- https://lemarko.com/userfiles/file/54191129675.pdf
- http://novaserv.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7535b221c---basotidowajujakizeba.pdf
- http://binhchuachay.info/Images_upload/files/63239353035.pdf
- https://g4m3s-4p1-12s1.com/contents/files/bepizavo.pdf
- https://smallislandcurry.com/wp-content/plugins/super-forms/uploads/php/files/51f142e0b6d275e3b301901aabaa42a9/gemitavu.pdf
- http://www.lnk-creation.fr/upload/file/pimubex.pdf
- http://anabakorea.jp/userfiles/file/98134036484.pdf
- https://ottenburger.com/userfiles/file/82822688376.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=comment+r%C3%A9duire+taille+pdf+en+ligne
- 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_off0000dc0f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC0F | 16792 bytes |
font_01_sfnt_off0000f426.bin73f9924f47cbc470c73a3d90a21705473e19a90c5ac10c9b9d905f360c8285d0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF426 | 10960 bytes |
font_02_sfnt_off00010cf7.binf4eb4b734a0a6a027dc043b8a993f1695ff8ded95ac1cd45e1d18138cb38781e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CF7 | 18740 bytes |
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