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 CMS uploads or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support its malicious nature. The file's structure and URL patterns are consistent with a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 6
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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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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://chelseafoodmart.com/uploads/files/17855039896.pdf In PDF document text
- https://stdtekstil.com/upload/ckfinder/files/37778838678.pdfIn PDF document text
- https://www.stnedu.com/ckfinder/upload/files/rusixokunolevejakexosipix.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a817359dcf3---vamitulorimiwoma.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/tetela.pdfIn PDF document text
- http://magooferta.pl/uploads/fck/file/widuzoruvaber.pdfIn PDF document text
- http://ifaistos.reality.gr/~triantaf/images/file/zepewenulamikixuguj.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/16079a14e9c811---fasunimubupatawidabu.pdfIn PDF document text
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d4aa1d043da---24682125236.pdfIn PDF document text
- http://dorp.pl/userfiles/files/67972760232.pdfIn PDF document text
- http://heibldr.hu/FCKfeltoltott/file/zisetetuniwafidawulu.pdfIn PDF document text
- http://baltic-rt.ru/ckfinder/userfiles/files/77191554560.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/aa29b55619d91d774f71f960248e77b7/18103830749.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/9mirs2s1q300v3shvu640ss6cu/19862356968.pdfIn PDF document text
- http://aven.su/userfiles/file/94964329485.pdfIn PDF document text
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b57a9cd08c2---tizan.pdfIn PDF document text
- https://noukos.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160899775dbc21---47128813445.pdfIn PDF document text
- http://kapelski.pl/userfiles/file/vaxajeke.pdfIn PDF document text
- http://antwerp-rentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c44bd35d5b3---16739947650.pdfIn PDF document text
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608a722e0250c---nezumutaboxot.pdfIn PDF document text
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/66a92f9d1f7441ec25f88913358f1cd6/dajafevebi.pdfIn PDF document text
- https://beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/ced28aaadce2e46a13a9d80e522ca9a1/25136851700.pdfIn PDF document text
- https://pediatricpotentialsnj.com/PP/PPpng/files/vemenetokowixoxexuzugo.pdfIn PDF document text
- http://cetinelektrik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160b8c4e8d5c2c---bomawal.pdfIn PDF document text
- http://jfhconsultancy.nl/userfiles/files/15995376780.pdfIn PDF document text
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/3cd55fc26488341b8003bb44813d4a66/88433361164.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=2008+chrysler+sebring+parts+manualPDF 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_off000107e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107E4 | 17632 bytes |
SHA-256: a9bb1edeef607bcdbb547ea0c00e39a4c3248ff3c6ff7d5c088d2e90f286bf62 |
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font_01_sfnt_off000135cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135CF | 11408 bytes |
SHA-256: a68e4295d9ef893395f824a54a121ad46fdcd80a5eca378559dfbd1023730255 |
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font_02_sfnt_off00015072.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15072 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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