MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs pointing to potentially compromised websites or disposable hosting, designed to redirect users to malicious content. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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 https://anmimar.com/royal/userfiles/file/bovapumutivizuwuposato.pdf
- http://abwmarlboropike.com/uploads/files/surewuluk.pdf
- http://msamerica.net/clients/873634/File/58638460535.pdf
- https://primewestelectrical.com/wp-content/plugins/super-forms/uploads/php/files/9bc9e250d9a4ade7a227cfdb8a8be30d/85100141802.pdf
- http://anhopphat.com/uploads/files/mefemavuxopixibifibopatil.pdf
- https://hsegroup.ru/wp-content/plugins/super-forms/uploads/php/files/6bq3bjp5uftf6bih72or62i840/24996606471.pdf
- http://3dprofi.net/images/uploads/file/vijodubu.pdf
- http://www.petersmetalstitching.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608a3d6701799---34964206503.pdf
- http://liebherr-tr.com/userfiles/file/vuvafinegogorukomijapewer.pdf
- http://zonazero.es/userfiles/file/zezilonoraxutal.pdf
- http://xn--42-6kcdlkbomh7beggito5p.xn--p1ai/userfiles/file/61856708126.pdf
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/c3hju0d8rtigt7pkdt5dutp6om/59896381824.pdf
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/f1b9b81be9aec5462be168a926600158/73399572648.pdf
- https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606eb4e2efa34---39058548590.pdf
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc50b3708f---pepuvufuxoforaxedola.pdf
- http://ekbdrive.ru/ckfinder/userfiles/files/47273736079.pdf
- https://intrigantka.ru/images/userfiles/file/zojaserotadeduxi.pdf
- http://fujavietnam.com/images/Download/29483520344.pdf
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/68e2d6d2ce681d5428ee753d843be609/jusolalipupuvelome.pdf
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac7ab2678ee---levuxoxoz.pdf
- http://loveforlungs.com/clients/a/a9/a9a80f3a93b7553e0860ec1960497db0/File/wizazesigebudifibowo.pdf
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4dc09b7323---32971130082.pdf
- http://pamatudarbai.lt/ckfinder/userfiles/files/ladidudafutipogegexe.pdf
- http://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/l671pt21r27c1jgstplqbfgs82/18311078960.pdf
- http://www.norestim.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607fd8016cb2f---23301213384.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=what+islands+have+chickens+sea+of+thieves
- 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_off0000f219.bin226949be62a68eeb5a68d71a158d7143717a269ba3427ffd5a073d193868a95f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF219 | 16640 bytes |
font_01_sfnt_off00011d1d.bin3145ca3a5ac6d37b9b4897b2fb58125c3e6e25c19abdd56c4307b765f97fea35 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D1D | 10624 bytes |
font_02_sfnt_off0001355f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1355F | 16792 bytes |
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