MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous external links, many of which point to compromised CMS upload directories, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://ankaser.com/userfiles/file/30051415979.pdf In PDF document text
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160bc2cbd5a091---52638518330.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607b0ea00bfdb---38756949950.pdfIn PDF document text
- http://centralgiving.com/media/userfiles/file/wewagimebafaxeb.pdfIn PDF document text
- http://chinhlytailieuluutru.com/media/ftp/file/jiwis.pdfIn PDF document text
- http://dieta-plus.pl/userfiles/file/tadijog.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/1608fb8e557738---9780614750.pdfIn PDF document text
- http://bukharageorgia.com/sites/default/files/file/41394843809.pdfIn PDF document text
- https://hiampelectric.com/wp-content/plugins/super-forms/uploads/php/files/10b3446c3806d02e800303b18ad9c23a/xolexosag.pdfIn PDF document text
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16095baa6f32e5---guzos.pdfIn PDF document text
- https://senzedigicraft.com/wp-content/plugins/super-forms/uploads/php/files/657069a440c0a50623be741aefee8537/49191336637.pdfIn PDF document text
- https://creteservices.com/FCKeditor/userimages/file/kuxukinet.pdfIn PDF document text
- http://camel-republic.com/media/userfiles/files/87885291054.pdfIn PDF document text
- http://interwork.sk/userfiles/file/jarosodideriwuvagepu.pdfIn PDF document text
- http://www.dramayaramendes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607ad502092e9---66345954653.pdfIn PDF document text
- http://abroadster.com/files/70105865750.pdfIn PDF document text
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/bf05e42fed630b963ae808cbb1364081/55278177429.pdfIn PDF document text
- https://www.potterycommercials.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607d1fb691c03---fenugow.pdfIn PDF document text
- https://muratay.nl/userfiles/file/muvepikugonopu.pdfIn PDF document text
- http://phongkhamthienhoa.vn/images/files/tazuvejasova.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=cuanto+tiempo+puedo+manejar+con+licencia+extranjera+en+estados+unidosPDF 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_off0000f460.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF460 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C77 | 11036 bytes |
SHA-256: 6403b4f63535dbbd15a7aa301490654e79bff08ed9f73071f6563807e4c6490a |
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font_02_sfnt_off00012624.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12624 | 18140 bytes |
SHA-256: 0c603e2b263435dd1aef333b3e783e52f2c8cb76d63caf7e579d51b90756e40e |
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