MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF file was detected as malicious by ClamAV and contains numerous embedded URLs. Several heuristics indicate that the PDF acts as a link farm, directing users to compromised WordPress uploads and disposable hosting sites. The primary URL, 'https://drafthe.ru/uplcv?utm_term=meaning+of+the+word+wanton', is likely part of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier suspicious score 0.2553
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://drafthe.ru/uplcv?utm_term=meaning+of+the+word+wanton PDF link annotation
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ed5d200769---gitibaj.pdfIn PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c50ebdd77f4---jutosojitamubosibokazati.pdfIn PDF document text
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/47f2609f2af6a624767254a0beb00489/lozasakefobesineguvuzafaw.pdfIn PDF document text
- http://beckydavidsonhomes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8510d16e15---40480522556.pdfIn PDF document text
- https://www.growxponential.com/wp-content/plugins/super-forms/uploads/php/files/lok3rugfahhchr7fe9ikadmjil/62866819227.pdfIn PDF document text
- https://abril.pe/wp-content/plugins/super-forms/uploads/php/files/2lerh07jvkqqh8q56jm4elkb17/73121591474.pdfIn PDF document text
- http://capmar.eu/userfiles/file/pudupifategeledadej.pdfIn PDF document text
- http://geluidsadviesnederland.nl/ckfinder/userfiles/files/18777875875.pdfIn PDF document text
- https://fmpride.com/wp-content/plugins/super-forms/uploads/php/files/fa150242d502733b6c7daf781eaa468b/10668387168.pdfIn PDF document text
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/12a9d47b886f9ba582f82701a333ec9e/muwejipitiziza.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1545d40dc8.pdfIn PDF document text
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160ab44d7857ab---kedekijenurikif.pdfIn PDF document text
- http://zhengfutz.com/v15/Upload/file/2021519170399791.pdfIn PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/16082e641291de---61515842443.pdfIn PDF document text
- http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081670f2d8bb---92467053731.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/ioe9bk6751gctovrtbeo8dci96/paxugugafuzalaf.pdfIn PDF document text
- http://heninrealty.com/userfiles/files/wutojagusajo.pdfIn PDF document text
- https://www.diktu.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080894c1b0ad---nafiwoxomasokigadapejido.pdfIn PDF document text
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/madvjgd0ab5gtqe5u3c5o9th0l/23934219785.pdfIn PDF document text
- http://coffee33.ru/archive/file/linapo.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16089be0d35b6d---70504874749.pdfIn PDF document text
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/m6rl2jr0i712qbbj50i71gffi7/fabuzogamogikizuko.pdfIn PDF document text
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/a226c6b63698dc8a1e794f48d45d18e1/9702164008.pdfIn 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_off00010b90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B90 | 10496 bytes |
SHA-256: 3db9e187f9c7838a4f4c8400fdece2b8d7573159e41421855ed102080ff9a013 |
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font_01_sfnt_off00012339.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12339 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013b4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B4B | 17168 bytes |
SHA-256: 02419c464bf3a34c4dce2dbd684d475bf9f85eb6786cbad832105b45a81b4803 |
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