MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many hosted on compromised WordPress sites or disposable domains, indicating a link farm designed to redirect users to malicious content. The ClamAV detection and ML classifier further support its malicious nature, likely as a phishing or malware distribution vector. No scripts were extracted, but the structure and URL patterns are strongly indicative of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.5544
Heuristics 5
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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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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://synerhu.ru/uplcv?utm_term=bagrut+plus+module+c+answers+quizlet PDF link annotation
- http://uitvaartverzorgingsindex.nl/images/uploads/48371376086.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/ce3f4f0aa2d6d5768c99535e31e3147d/96478671134.pdfIn PDF document text
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1610841194e934---36887759928.pdfIn PDF document text
- https://iuoshili.com/upload/users/files/83555753080.pdfIn PDF document text
- http://jdjfjx.com/images/upload/File/sawiroz.pdfIn PDF document text
- http://aihyang.com/userfiles/file/batubekewasokip.pdfIn PDF document text
- https://atlastoursntravels.com/userfiles/file/vuvureridovapule.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/16110f2c87d1fa---zorovuzavuvowaji.pdfIn PDF document text
- https://www.arc-welding.co.uk/wp-content/plugins/super-forms/uploads/php/files/8kt7gkan4n13sj7l2up746evc8/gubevoporapuw.pdfIn PDF document text
- http://morpheus-architects.com/file_media/file_image/file/76122423950.pdfIn PDF document text
- http://johnsonsdynastyincfamilyassociation.com/clients/10108/File/92416447397.pdfIn PDF document text
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a388f3ec8bd---zebojojelirejijuzi.pdfIn PDF document text
- https://searchlink.org/userfiles//file/36948028603.pdfIn PDF document text
- http://adabaskimerkezi.com/upload/file/gazemibal.pdfIn PDF document text
- http://montpellier-business-plan.eu/mbp/upload/images/images/upload/ckfinder/39760353787.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160870166c9644---jozirefozubebolixijo.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/b50d50b38c3c51cd616a6acc7e478e94/71105898296.pdfIn PDF document text
- http://saiprogetti.net/userfiles/files/xufupe.pdfIn PDF document text
- https://rent-1.es/ckfinder/userfiles/files/68772336905.pdfIn PDF document text
- http://noxsun.com/jingkelun/userfiles/files/20210714044453.pdfIn PDF document text
- https://homeaestheticsllc.com/wp-content/plugins/super-forms/uploads/php/files/0f5be10a954bdc94bb45b3ce45ab1e48/tijesoxalosuvafefofa.pdfIn PDF document text
- http://akekaluck.com/ckfinder/userfiles/files/41320868450.pdfIn PDF document text
- https://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/cad0130b0d79cf800bf4e8913643276f/10840609324.pdfIn PDF document text
- http://fine-trading-knotwork.com/uploads/media/xorasuwuk.pdfIn PDF document text
- https://www.disbel.es//ckfinder/userfiles/files/xalibaxejukik.pdfIn PDF document text
- https://weilaimachinery.com/userfiles/files/novexoraxefukemomovu.pdfIn PDF document text
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a2d178677f6---61146567046.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0002058c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2058C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00021da3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x21DA3 | 11300 bytes |
SHA-256: ac3d636fed6f6511ef82775f6833d2edcbb7e816320d4c5c1a7e696f6e7552c8 |
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