MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised CMS upload storage, suggesting a phishing or malware distribution lure. The ML classifier and ClamAV detection strongly indicate malicious intent. The file's structure and embedded links are consistent with a phishing campaign aiming to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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 http://thebranchoflife.org/clients/3/37/37a84c4c47f147f839b5d5a44bb1b86c/File/23506786792.pdf In PDF document text
- http://ssaisarang.com/ckfinder/userfiles/files/61718057754.pdfIn PDF document text
- https://jollytime.ru/wp-content/plugins/super-forms/uploads/php/files/990cb5196a062cd227b4c63989113ead/96808247287.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b4b6141af36---80549437065.pdfIn PDF document text
- http://www.fullertherapy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d4e5f31368---dezazipuxif.pdfIn PDF document text
- http://studiotecnicoprato.eu/userfiles/files/32475054876.pdfIn PDF document text
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/rvd5a9karlmivuteosvvdisil5/nuvezosabanisawabufo.pdfIn PDF document text
- http://anhuizhkj.com/upload_fck/file/2021-5-28/20210528115247259408.pdfIn PDF document text
- https://rhagro.com.mx/wp-content/plugins/super-forms/uploads/php/files/de11d428f2513a40a203d0f59c25ccab/nixuwulobogesa.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/86a27c40dfccaaa60cdfb04b1583a6e1/latatolujewotuxode.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7943c56c0---pazefudefodus.pdfIn PDF document text
- https://daaeportrett.no/upload/file/dinokukevilegawajosa.pdfIn PDF document text
- http://www.teaterskolen-efteruddannelsen.dk/ckfinder/userfiles/files/wemelonolobowunuxakevixe.pdfIn PDF document text
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/24c05431a4e6ee6a1268aad0f8260e08/tewafumulimojekukagemoja.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16080699b28dc5---51474530039.pdfIn PDF document text
- https://desense.eu/uploads/wysiwyg/files/kidodekoriwijawupivu.pdfIn PDF document text
- http://asckhn.com/acskhn/userfiles/file/kaveremobav.pdfIn PDF document text
- https://tocken.se/anvandarbilder/258/files/rejutonife.pdfIn PDF document text
- http://worldprint.su/userfiles/file/dulukunok.pdfIn PDF document text
- http://terapeutickemasaze.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16077778c485ec---zamelutosaxanibigibatakir.pdfIn PDF document text
- http://vijyaiprismcrm.com/userfiles/files/rujofo.pdfIn PDF document text
- http://chalappuram.com/userfiles/file/sebipagafopezu.pdfIn PDF document text
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b44100f0ed7---xolavejikesiwozofarom.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/cdf18cade9cfbec374c82e363f62f43e/80429351329.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=que+es+la+proporcion+directa+e+inversaPDF 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_off0000f63f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF63F | 18764 bytes |
SHA-256: 2b61b9750253557373dc38e62f442afd19ba66ecf0abd4f60e566df6ab9e196e |
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font_01_sfnt_off0001262f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1262F | 10732 bytes |
SHA-256: 8a140a37713ded87212dedf45ec906f0258eeb4c7eaad208aad7645736f745bc |
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font_02_sfnt_off00013f17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F17 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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