MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm with numerous URLs, many pointing to compromised websites or disposable domains, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The file's structure and numerous external links are consistent with a tactic to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.8398
Heuristics 5
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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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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://fizjolech.pl/userfiles/file/zizam.pdf In PDF document text
- https://beldapin.com/calisma2/files/uploads/52986404717.pdfIn PDF document text
- http://indianspringhomes.net/userfiles/files/pisegomoxovar.pdfIn PDF document text
- http://www.majorisinvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160dec4012ffb7---tizuzugopativovab.pdfIn PDF document text
- http://falerisztika.hu/tmp/89172670633.pdfIn PDF document text
- http://fd-health.com/upload/ckeditor/files/49132439411.pdfIn PDF document text
- http://fixafilm.se/userfiles/file/visulibewovabedamekejatew.pdfIn PDF document text
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cf2c9fe785c---26335618494.pdfIn PDF document text
- http://viettelhaiphong.me/data/dulieu/files/temuzimirekag.pdfIn PDF document text
- http://foire-fromages-et-vins.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d1b1a93c08e---bikupulelafoboduwuvo.pdfIn PDF document text
- https://etadelloro.it/images/file/14302355704.pdfIn PDF document text
- http://unseenadventure.com/userfiles/file/lelibagapiti.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160bc7f7901cd9---54869372309.pdfIn PDF document text
- http://drstevealbrecht.com/wp-content/plugins/super-forms/uploads/php/files/6d836e4887cb37aa9beaaa1722af5337/wutoz.pdfIn PDF document text
- http://soupworld.de/upload/file/tekaladiniwel.pdfIn PDF document text
- https://skinrepublic.vn/webroot/img/files/nulorixosi.pdfIn PDF document text
- http://3lbordercollies.com/clients/a/a5/a537dd6ebb785c9f51a9b4acbfea693c/File/rupuzeranoxadikilud.pdfIn PDF document text
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/926abe0c48bc3ea1eb60f67b33d5b9d0/xibosudupilukibu.pdfIn PDF document text
- http://beerskiboot.de/img/upload/file/9143289437.pdfIn PDF document text
- https://www.lavishlook.se/wp-content/plugins/super-forms/uploads/php/files/a13c15686ceb6d05f9fedc3f124ccb91/95369626060.pdfIn PDF document text
- http://autovoda.ru/upload/files/22384430560.pdfIn PDF document text
- https://gradeagroup.com/wp-content/plugins/super-forms/uploads/php/files/imu1mbr66cu6av27esglojsqeg/18341031921.pdfIn PDF document text
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609d1aa195064---19634638366.pdfIn PDF document text
- https://viettincapital.vn/upload/files/kinurizobin.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160da013115637---13663865895.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160f7876f7af5f---gojerikademowomenikijilax.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=como+buscar+por+coordenadas+utm+en+google+mapsPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ec3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC3A | 19340 bytes |
SHA-256: 7acf39984583ac59da89980cd71d35c81b748b4600ff6b7749b44347700bd2b2 |
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