MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was flagged by ML classifiers and ClamAV as malicious, indicating it is likely a phishing or trojan delivery mechanism. The heuristics reveal it functions as a link farm, with numerous URLs pointing to compromised CMS uploads and 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 firings strongly supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9984
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://hidra.it/ckfinder/userfiles/files/kajazakemotekumikoj.pdf In PDF document text
- https://prana.video/wp-content/plugins/super-forms/uploads/php/files/a1or8dvd3ji33iro9i3kpcer22/debiwanax.pdfIn PDF document text
- https://pindimana.in/uploads/file/10334849109.pdfIn PDF document text
- http://fournitures-reliure.com/prod_files/60485722084.pdfIn PDF document text
- http://vervesimuhub.com/userfiles/file/modifebagevevosinidupat.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607fb9dc93e54---zoxosegebilo.pdfIn PDF document text
- https://www.mozartcantat.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160fd7f851f128---26077359811.pdfIn PDF document text
- http://avsa.org/sites/default/files/images/files/63024004739.pdfIn PDF document text
- https://profix.fr/ckfinder/userfiles/files/jotagenaveg.pdfIn PDF document text
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b668e5a0cf0---46187722838.pdfIn PDF document text
- https://ta-taiwan.com/app/webroot/userfiles/files/voromufopo.pdfIn PDF document text
- https://olympicwroclaw.pl/zdjecia/fck/file/66163649083.pdfIn PDF document text
- http://xn--3e0b556bhrbowi6undva.com/ckupload/files/49073530781.pdfIn PDF document text
- https://netshopnepal.com/userfiles/file/getonazuwavijo.pdfIn PDF document text
- http://wumag.pl/userfiles/file/78308880064.pdfIn PDF document text
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/160a5fcf817863---lagajixuwitokikajaf.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/47052782002.pdfIn PDF document text
- https://www.straightmyteeth.eu/wp-content/plugins/super-forms/uploads/php/files/a9cce7ad005c577bdc9fe5c1ace9dbe3/zugaloverojeropasep.pdfIn PDF document text
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/bda2def6c9eef459da414ca6e7f14013/vibexiwig.pdfIn PDF document text
- http://sweden2020reunion.com/clients/e/e2/e2375cbe45a1e08e95d3a39ca41e84e3/File/97767695035.pdfIn PDF document text
- http://birkhoffhi.com/userfiles/files/zozupogeremezoduti.pdfIn PDF document text
- https://mtcmultipack.com/uploads/files/ravafovezajusojore.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=examen+de+segundo+grado+de+primaria+primer+bimestrePDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001156b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1156B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00012d7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D7D | 19172 bytes |
SHA-256: cbeb5ea82eff0bb37454c099be49da335e25656c711c40679d5f2831fe59eeee |
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font_02_sfnt_off00015e41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15E41 | 11016 bytes |
SHA-256: 937e9bb69cf1264d95e38fbc577cc604e2e25d3f2e231086117ccad72d97df41 |
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