MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a ClamAV detection for 'Pdf.Phishing.Trojan'. The document contains numerous links pointing to compromised WordPress sites, indicating a link farm designed to redirect users to potentially malicious content. The ML classifier also assigned a high probability of maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.8257
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 http://springswellness.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608722c63a26a---45556832138.pdf In PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16075e7d292f17---nepiviruruxeris.pdfIn PDF document text
- https://rybczewice.pl/userfiles/file/moxixazogapigaguzuvoviliv.pdfIn PDF document text
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/35f6ef1a2889dda66681a5f3d6be8dd4/fanipubomuxexube.pdfIn PDF document text
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607adec6b021b---39443637727.pdfIn PDF document text
- http://ronaldtan.nl/images/photo/zejawasofujevutesasepup.pdfIn PDF document text
- https://fibaquitaine.fr/cebatrama/userfiles/files/59239446349.pdfIn PDF document text
- https://qamarapps.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c3a21e7ed8---mafizek.pdfIn PDF document text
- http://transchem-tech.com/Uploadfiles/files/38228492594.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/fbdcb72965c2ab29288c4ea97fb2dd35/96186166586.pdfIn PDF document text
- https://endoaccessories.com/wp-content/plugins/super-forms/uploads/php/files/hgul8g7aub9i1un1gq8ktms332/pafewiwukibomerebife.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a3a8439bb20---27631376353.pdfIn PDF document text
- http://www.dfdtrading.sk/ckfinder/userfiles/files/69329027146.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/857c7012ca313b277f4900f771cd805d/giseburewojefuwisugibip.pdfIn PDF document text
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac790bba98b---38079021867.pdfIn PDF document text
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b265731f374---kufoxepizulogozijoluragam.pdfIn PDF document text
- http://ztkammer.at/uploads/file/94755240165.pdfIn PDF document text
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/pi88d6qld6rgkk07kj43iqrite/3109407376.pdfIn PDF document text
- https://urbanlivin.lu/userfiles/files/zatonagini.pdfIn PDF document text
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//91635706139.pdfIn PDF document text
- https://licorne-hotel-restaurant.com/userfiles/file/wivinej.pdfIn PDF document text
- https://k-kompany.ru/wp-content/plugins/super-forms/uploads/php/files/3876bd76a9fab4ca3a3f7cbd2b409c09/gigixokobitevuw.pdfIn PDF document text
- http://honda-vo.com/upload/file/xagurumepewiwuvarax.pdfIn PDF document text
- https://la-klamm.org/userfiles/file/polipijojiruxelifabekukal.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=parting+is+such+sweet+sorrow+that+i+shall+say+goodnight+till+it+be+morrowPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d58c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD58C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ed9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED9E | 18428 bytes |
SHA-256: 0771cd2349855b6cfc98cf65b3ecc1a48f910615b44f42800fd0eaca1c90655f |
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