MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to compromised WordPress upload directories, suggesting a link farm designed to redirect users to malicious or phishing sites. The presence of these links and the overall detection by security tools indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/s6sbi019mpi4fsvrhvoc2fggdr/58752452382.pdf In PDF document text
- https://areshin.ru/wp-content/plugins/super-forms/uploads/php/files/8f30304c54a4ec86ae91537b353924e7/85962013805.pdfIn PDF document text
- http://optimus.org.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b2ec57a1bb4---niwume.pdfIn PDF document text
- https://ayurvedaemart.com/uploads/file/buzusubobowonaso.pdfIn PDF document text
- http://ecbpolska.pl/wp-content/plugins/super-forms/uploads/php/files/64ffc0f11ec6420967d3c1a807c48815/voxuzodemurejovon.pdfIn PDF document text
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/e1b2f72c79c52d214ae4b9e8650f34f5/10871152436.pdfIn PDF document text
- http://tubietelbar.hu/uploadfile/31553115417.pdfIn PDF document text
- http://tomlitkom.ru/ckfinder/userfiles/files/47875225850.pdfIn PDF document text
- http://kompletucetnictvi.cz/files/file/2118951610.pdfIn PDF document text
- http://uppercanadatwocylinderclub.com/clients/877835/File/29005948046.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/jokot.pdfIn PDF document text
- http://pagyesa.org/userfiles/file/20210627113238.pdfIn PDF document text
- http://linpus.com/app/webroot/userfiles/files/wimogurawuw.pdfIn PDF document text
- https://nibrasimansch.com/userfiles/files/jewaretudepopogixazu.pdfIn PDF document text
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088aa7d90fb2---28774566624.pdfIn PDF document text
- https://jennysbooks.com/wp-content/plugins/super-forms/uploads/php/files/5ea858b6f8d2fee430ba518c82e3c9eb/86795552639.pdfIn PDF document text
- http://smflow.in/admin/uploads/file/garawebinotu.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/enmvp28rbdfviuto8ps3b92iio/turomolopa.pdfIn PDF document text
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606d688a1b772---fepipizivafevikuju.pdfIn PDF document text
- https://sogelec-eng.com/files/ckfinder/files/wonirisoresojus.pdfIn PDF document text
- https://maugli24.ru/wp-content/plugins/super-forms/uploads/php/files/fd0423d31e064319b2e0b07152f04dbd/wufafuvu.pdfIn PDF document text
- http://kimyasaldubeller.com/upload/ckfinder/files/46855501649.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/2e459b6ab2bb38d4db70d911636ce047/69063286529.pdfIn PDF document text
- http://tkvolley.pl/upload/files/xixotanenewopuf.pdfIn PDF document text
- https://www.lesson-online.org/wp-content/plugins/super-forms/uploads/php/files/h3q6s2iit88b3qm80k3kv5bcd7/sovixaloru.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=i+am+rider+remix+song+downloadPDF 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_off0000ec20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC20 | 10632 bytes |
SHA-256: 2ea657392d3113df7627a65ca17e62fd4902adae42951cbc52c572a0d72ebf44 |
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font_01_sfnt_off00010433.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10433 | 17316 bytes |
SHA-256: 42a64132b4343cf92b4c22bdb4cd4f21de60c3815af6a0d8db326f123cb2f333 |
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font_02_sfnt_off000130f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130F1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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