MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by a machine learning classifier and ClamAV as malicious. It contains numerous links pointing to compromised WordPress upload directories and other disposable hosting sites, indicating a link farm designed to redirect users. The presence of these links suggests an attempt to lead users to phishing pages or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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://midlandhigh79.com/clients/866549/File/xojufuzejav.pdf
- https://amerismithenterprises.com/wp-content/plugins/super-forms/uploads/php/files/fc5afc773eeb1e643a8b971c3be54d54/87925372456.pdf
- http://plnjl.com/userfiles/files/jajevogarupibof.pdf
- https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a8b26e38d76---37048374068.pdf
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/0cd157aa493d1688bfe860f3a6307c98/77788253808.pdf
- http://autoshiftbid.com/fckeditor/userfiles/file/41779868686.pdf
- https://etonbio.com/newsLetters/images/file/71700801314.pdf
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/5ae5d13c9961458ba671314ea435be76/49048514836.pdf
- https://ckmusicdesign.nl/userfiles/file/20996611606.pdf
- http://www.amanuttarakhand.org/ckfinder/userfiles/files/44479800199.pdf
- http://topopentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160934043f0efc---72514196690.pdf
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a141a213881---92934060580.pdf
- https://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/c970e299330f2b3042713be823f3f2a9/95408150456.pdf
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160d73f9a7c564---92800675685.pdf
- http://mini-garden.ru/userfiles/file/gexubigefag.pdf
- https://arizonapoolcontractor.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa95eb29168---jelomugatidok.pdf
- https://homini.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1606f215378eda---88746439315.pdf
- http://giacongcomposite.com/upload/ck/files/dijolufewowopalemafobuk.pdf
- http://xn--e1aaafipco3bk8gra3b.xn--p1ai/upload_picture/file/somufivusijowa.pdf
- http://nuraski.pl/wsg/userfiles/50476467880.pdf
- http://rasmesafar.net/basefile/basefiles/65694238045.pdf
- http://diysmart.net/userfiles/file/bamereje.pdf
- https://benchmarktransitions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4cc3bbd069---faporigofifipofapida.pdf
- http://erulingua.hu/uploads/content_files/files/pifebaxuwadobutofer.pdf
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/618f34a766348a841988b41e91e0088a/nomawimivilew.pdf
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607b88cf09b5a---sikudogaminirutinofalis.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+program+comcast+xr2+remote+to+my+tv
- 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_off0000d3bf.binffef3c8fa5644c231271947834600489422ef312e4b7d48e9cf7c04cd6e7e984 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3BF | 16040 bytes |
font_01_sfnt_off0000fd2f.bin4970fbb9289b50f18ab1b0d55d484b9b53c9e8607b201d34db34cd0948f9c395 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD2F | 10956 bytes |
font_02_sfnt_off000116d3.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116D3 | 16792 bytes |
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