MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://adria-ex.com/images/blog//file/13360996853.pdf
- https://asesoriagade.com/app/webroot/files/files/sevedadirefe.pdf
- http://learningkey.org/userfiles/45644343755.pdf
- https://hglobaltourb2c.com/FileData/ckfinder/files/20210618_835EB80CE192E607.pdf
- http://mai-colle.jp/userfiles/file/sabovivixalezumutexan.pdf
- http://timatey.kz/wp-content/plugins/super-forms/uploads/php/files/tdalfnpkvo5pi1eb70h24rgdg6/badidibitolowizaketudomu.pdf
- https://stancijanegrin.com/UserFiles/files/67452674839.pdf
- http://worldwidefilipinoalliance.com/uploadedFiles/files/42835679922.pdf
- https://norservis.com/files/files/52441709557.pdf
- http://adanateknikservis.web.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16084d3e5d9155---gaxavodebegadesunitasug.pdf
- https://assurancemauricie.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072e8cc24463---taposi.pdf
- https://nbtele.com/en/cache/fck_files/file/34167898924.pdf
- https://bistro-8.com/wp-content/plugins/super-forms/uploads/php/files/16ae03f1d1d82849c737c5a4d6d70bf1/sikoxa.pdf
- https://unicon-msk.ru/data/files/98497554443.pdf
- http://szolnokepul.hu/userfiles/file/kipomegezotixagefuzip.pdf
- http://cnkls.com/userfiles/file/1625579072.pdf
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/16079b97eb6c0d---41987694282.pdf
- http://bfr-bialapodlaska.pl/userfiles/file/dupurufuvenuwadozodal.pdf
- http://alexforstarlight.com/clients/4/41/4125d763bdae894b2c088b8c4c0f4705/File/gagitememoporugugut.pdf
- http://beautybybelief.com/admin/images/file/10760530620.pdf
- http://atdawnwelift.com/userfiles/file/remevokejoxiwofesakar.pdf
- https://dongytueduc.com/wp-content/plugins/super-forms/uploads/php/files/ur4r3jlsin06i8v798kvn6sgli/11281586520.pdf
- https://www.beewellrx.com/wp-content/plugins/super-forms/uploads/php/files/tmp/40412241399.pdf
- https://cremeconferences.com/wp-content/plugins/super-forms/uploads/php/files/d935fa1ca74585439c237e1429a16cf2/48847963273.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=what+does+a+ripe+avocado+look+like
- 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_off0000efa3.bin333172f2e031e2241bddaab2af199bc95a374d5e060b5c08975c64762af960ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFA3 | 17212 bytes |
font_01_sfnt_off00011b6a.bin741cd0bf7afe9aff4882ebe63af2739f0604d20e803e1e966f61fc57cfc176eb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B6A | 10656 bytes |
font_02_sfnt_off000133fe.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133FE | 16792 bytes |
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