MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The file contains a link farm pointing to numerous compromised WordPress sites, suggesting an attempt to distribute malicious content or phish users. No scripts were extracted, but the presence of numerous external links indicates a likely intent to redirect users to malicious websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d42d2a4b0ed---wuzifajolakiwi.pdf In PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160724a66ae3b0---nudabajosejefete.pdfIn PDF document text
- https://hoffmanowska.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160adcbd1d02e7---6059267397.pdfIn PDF document text
- https://eliteswimmingpoolsinc.com/wp-content/plugins/super-forms/uploads/php/files/h592dkbbjr14qivvrpno86l0g6/41555019145.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/788b7ca9a0778747ee363251cec1d094/98769198276.pdfIn PDF document text
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/4b5d3b4fad075a8b1a44378e1508201e/24402517021.pdfIn PDF document text
- https://amitadevnani.com/userfiles/file/duzusijemu.pdfIn PDF document text
- http://www.alexgis.com/siteuploads/editorimg/file/josaxizitiwiwixetisivi.pdfIn PDF document text
- http://endustriyelkiralama.com/wp-content/plugins/super-forms/uploads/php/files/f03kbgqdfln2smfsbigqs4gu82/33184240633.pdfIn PDF document text
- https://www.golaw.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c2dc28a28b8---jagizulalovelezupuzori.pdfIn PDF document text
- https://247hvac.ca/fabulous1/uploads/files/43334418852.pdfIn PDF document text
- https://hartwellcook.com/wp-content/plugins/super-forms/uploads/php/files/9802e95fd5485658f835fd3e03d13bf0/27184683729.pdfIn PDF document text
- https://youstore21.com/wp-content/plugins/super-forms/uploads/php/files/75faca76008b5161114bca9b95a6014b/60906980891.pdfIn PDF document text
- https://oumkua.com/userfiles/file/zegemosapibem.pdfIn PDF document text
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/ihov99oe40vvndsk6a1fsjol07/pexilutamakaxolim.pdfIn PDF document text
- https://k9-warrior.com/wp-content/plugins/super-forms/uploads/php/files/322fds6r0eehduishl2rrk8c32/sotulakusififeposatod.pdfIn PDF document text
- https://kaptenhoki.info/contents//files/luzapozupasot.pdfIn PDF document text
- http://www.zopfitravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5b4c2573f1---robumisazixukolikasob.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/misagatubuwegam.pdfIn PDF document text
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/160abbe8d82b57---8529718421.pdfIn PDF document text
- https://whiteplacard.com/UserFiles/file/netutolov.pdfIn PDF document text
- https://imagebuzz.net/ckfinder/userfiles/files/sorezefov.pdfIn PDF document text
- https://jamiatulbanat.in/wp-content/plugins/formcraft/file-upload/server/content/files/16094520928508---41827920121.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=types+of+films+vocabulary+exercises+pdfPDF link annotation
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b1e62939c3---14899731008.pdfIn 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c972.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC972 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e184.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE184 | 16664 bytes |
SHA-256: ede65455fceacc33d18d65ab157b114e6c4a474027dd57c8e42242ca183a4846 |
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font_02_sfnt_off00010cab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CAB | 11064 bytes |
SHA-256: 312f62b89eb035274f8814d6be3f2e47df9c3908cb447deb21e89ca282d67131 |
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