MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload storage or are part of a link farm on disposable hosting, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lure users to malicious sites or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://batiment-tunisie.com/userfiles/file/jasawuvo.pdf
- http://www.sictombbi.fr/ckfinder/userfiles/files/22047783646.pdf
- https://vieclamlaocai.vn/webroot/img/files/zogiparevure.pdf
- https://amgaa.org/temp/files/77464608725.pdf
- https://motodubai.com/uploaded_images/files/tusow.pdf
- https://kolkataangikar.org/ckfinder/userfiles/files/18189630600.pdf
- https://lingchuanfloor.com/app/webroot/userfiles/files/kufozurazadaginuboliloriv.pdf
- https://cfi-registration.org/buzzboxgift/img/userfiles/files/1732852328.pdf
- http://columb-sklep.pl/userfiles/file/19507451255.pdf
- http://lamgi.pl/ckfinder/userfiles/files/mexozu.pdf
- https://exhibitproplus.net/mentorfinancial/page_images/file/43502273395.pdf
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/16148bb094ae86---pokuxafotobodilir.pdf
- http://www.ktgroup.co.uk/ckfinder/userfiles/files/70772408467.pdf
- http://polesprogettazioni.com/userfiles/files/82208286516.pdf
- https://philly.drinkpoint.com/uploads/files/pexoxatuwo.pdf
- https://sikahaiphong.com/images/news/files/89936199522.pdf
- https://ceylanotel.com/firma/files/41975074920.pdf
- https://shreenatharcade.com/userfiles/file/31662863170.pdf
- https://decoveinvestment.com/userfiles/file/febonak.pdf
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613b2e6b9b000---bolopefil.pdf
- https://shotclock.ca/wp-content/plugins/super-forms/uploads/php/files/e67d9dea1eada008c046095b08737423/27290309505.pdf
- http://4grd.com/cmsimages/file/41244988673.pdf
- https://genesisbehaviorcenter.com/wp-content/plugins/super-forms/uploads/php/files/2758e669274c03c0ba326f929e60b7a0/funojevazerutepawokojemo.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=the+economist+style+guide+pdf+free
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db74.bin6161f9434f60117d0d50be7a2c9bdbcb0e8f5a562d3bc0e7be64f529abd57256 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB74 | 20132 bytes |
font_01_sfnt_off00011078.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11078 | 16792 bytes |
font_02_sfnt_off0001288f.bin594fbb635e793313fb5fec2c64f4dbb5cc877b7e6ed6ee4a5a95239f64f1620c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1288F | 11084 bytes |
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