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 direct users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/e9467mk1f3ikr2hhb1kk76tcpn/nomezowolojobugabojef.pdf In PDF document text
- http://analogsys.com/uploaded/file/1396198236608ec1a31d4e2.pdfIn PDF document text
- http://krasneclanky.cz/uploads/18167852912.pdfIn PDF document text
- http://www.vitrierbxl.be/wp-content/plugins/formcraft/file-upload/server/content/files/16091036a4f8e8---18834158774.pdfIn PDF document text
- http://tmtechvn.com/webroot/img/files/zasasas.pdfIn PDF document text
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606ebba4c4eed---fapiwejiwavilajojune.pdfIn PDF document text
- https://sip7.pl/autoinstalator/sip7.online/wp-content/plugins/super-forms/uploads/php/files/0fcfce24546912acb2a66368ba7904ad/79458110096.pdfIn PDF document text
- https://gradeagroup.com/wp-content/plugins/super-forms/uploads/php/files/orq9tds418bjjhjl8akicfepnh/nimuzewidopokelikup.pdfIn PDF document text
- http://shimoltd.ru/images/file/11558369944.pdfIn PDF document text
- http://graczeonline.pl/userfiles/file/gubusagusavuwuw.pdfIn PDF document text
- https://rajatotogroup1.com/contents//files/55678884769.pdfIn PDF document text
- http://indigobaby.eu/upload/files/50459373633.pdfIn PDF document text
- http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1608bf18d5a7a5---badatukojopidakidosula.pdfIn PDF document text
- http://sshs1962.info/clients/3/33/33dcd814b32da85629335a95ab3d0158/File/xeboduras.pdfIn PDF document text
- http://bruningfoundation.com/clients/9/99/99acc79c432c4c389b364f5b25189af3/File/18138788775.pdfIn PDF document text
- http://flashdisplay.net/UploadFiles/FCKeditor/20210820174630.pdfIn PDF document text
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c93cb106751---5863623063.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=libro+de+guitarra+clasica+para+principiantes+pdfPDF link annotation
- 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_off0000dd31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD31 | 19440 bytes |
SHA-256: 35bc367b455ed96f3fcfc215fbb395d6e96b71879ce7a5b60e8d95982aff6f77 |
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font_01_sfnt_off00010eb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EB9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000126d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126D0 | 10992 bytes |
SHA-256: 4f26a8efdb8e1e34f6207405b7749b5938d5a20832494f0e7e94e21f7f23b5d2 |
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