MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ClamAV and an ML classifier. It contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of multiple external URIs and link farm heuristics indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9872
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://bukharaalpharetta.com/sites/default/files/file/42696133580.pdf
- https://performanceltg.com/wp-content/plugins/super-forms/uploads/php/files/fa9839ab889a8277fa67af06663af958/76480324519.pdf
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/03b46232d258052f08338743d9e62579/fojirelikezobug.pdf
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8ecd4e13e9---vawigiziwarafesi.pdf
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0d5303983f---wenikuto.pdf
- https://familienbilstrup.dk/ckfinder/userfiles/files/57938134412.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be76df90492---luxakaf.pdf
- http://sartor.ru/upload/files/sanufibote.pdf
- http://dvarenda.ru/upload/file/56161386178.pdf
- http://www.evisiontiendaonline.com/ckfinder/userfiles/files/8671545826.pdf
- http://duonglaohanoi.com/userfiles/file/rijidokigutulip.pdf
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607ea987ea770---17560211862.pdf
- https://dongytueduc.com/wp-content/plugins/super-forms/uploads/php/files/n6bctoids12o6l9qt926qkq1he/misemonutuzuvojutifiga.pdf
- http://sowitech.vn/upload/files/zukapurisu.pdf
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/ef069dfaa969c37a6bf3edf242964263/telasubulekasatim.pdf
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b25ae76d880---xoxajaxedifupogemu.pdf
- https://deniz-sogutma.org/img/userfiles/file/13476900168.pdf
- http://nuitsdartistes.eu/images/file/34245283116.pdf
- https://jennysbooks.com/wp-content/plugins/super-forms/uploads/php/files/d5e3d2182b389137766bd51807be80e8/88790450926.pdf
- https://egokituz.eus/files/galeria/files/zewojukiwa.pdf
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/e7f8a9124281ff0e36a9ffdebfba0185/mekijowabikatifoxile.pdf
- https://jodhpurtravels.com/nbloom/fckuploads/file/lesolavapilajugu.pdf
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/0745jg4en46e1i9l73tf7ktucj/ridebonalon.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=silent+voice+eng+sub
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00012913.bin5ec8f7e4570c3e839bab1bc23e33849b629d96b4046b2b94545541d94d9696c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12913 | 41980 bytes |
font_01_sfnt_off00019ce2.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19CE2 | 16792 bytes |
font_02_sfnt_off0001b4f4.binb64d9d0f6a6213471589f51dcac8c355f55889d0d718364e5b0eee17117778da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B4F4 | 18032 bytes |
font_03_sfnt_off0001e2d7.bind47d140c074921288c04df92fc6c29c9e994b0092ac87203f6196f5c9041e2bc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1E2D7 | 10524 bytes |
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