MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ClamAV with the signature Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0. It contains embedded JavaScript, which is often used to exploit PDF vulnerabilities or redirect users. The PDF also features a link farm pointing to compromised WordPress upload storage and disposable hosting, suggesting an attempt to obscure the true malicious destinations and distribute phishing content.
Machine Learning
- Nyx PDF Classifier suspicious score 0.2574
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://subarini.ro/mm/file/32192123590.pdf In PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/8c1612cbaba120a8346901c41f72f6f0/10458825280.pdfIn PDF document text
- http://prota.ru/upload/files/77031793873.pdfIn PDF document text
- http://sherwoodchambergolf.com/ckfinder/userfiles/files/54288450839.pdfIn PDF document text
- https://thefertilizergranulators.com/d/files/65824001002.pdfIn PDF document text
- http://shimamura-mail-order.com/userfiles/file/34186576438.pdfIn PDF document text
- http://gemwishrs.com/ckfinder/stones/files/boxuboremewevi.pdfIn PDF document text
- http://savytrading.com/userfiles/file/1724797868.pdfIn PDF document text
- http://inphuduong.vn/upload/files/peduvabo.pdfIn PDF document text
- http://tanabuauto.com/js/upload/files/98357753391.pdfIn PDF document text
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/ffbcb5fdfc827522cb0dd396e087dc66/55454810391.pdfIn PDF document text
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f815d44e5a---17530791189.pdfIn PDF document text
- http://solar-makernavi.com/ckfinder/userfiles/files/fuxinejibiduxipakofapupel.pdfIn PDF document text
- http://autoscuolemontagna.it/userfiles/files/laluzobegosi.pdfIn PDF document text
- http://enidental.com/userfiles/file/20210901175524.pdfIn PDF document text
- https://ezsprinting.com/userfiles/file/rozawuvusuxome.pdfIn PDF document text
- http://textstricker.de/benutzerdateien/xazutotulejoxizopitup.pdfIn PDF document text
- http://malopolskiszlakwinny.pl/upload/File/11707380132.pdfIn PDF document text
- https://www.bevillelecomte.com/ckfinder/userfiles/files/2159066708.pdfIn PDF document text
- http://xn--90aoa5aj.xn--p1ai/ckfinder/userfiles/files/8039606878.pdfIn PDF document text
- https://philly.drinkpoint.com/uploads/files/mapeneroxoroxidokej.pdfIn PDF document text
- https://www.jaegeraviation.com/ckfinder/userfiles/files/14893448209.pdfIn PDF document text
- http://zl369.net/userfiles/file/kefok.pdfIn PDF document text
- https://kermiradiatoriai.lt/images/files/39669942929.pdfIn PDF document text
- http://thankschicken.com/uploads/files/waxosowusiniwofenupudeviw.pdfIn PDF document text
- https://playindiano1.in/ckfinder/userfiles/files/movafo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=30+free+instagram+likes+trialPDF link annotation
- 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_off0000f83c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF83C | 17980 bytes |
SHA-256: 6c6acde69c8c720a8f76468c221cc9f2ef0720d18afb707a71b9bce30774bc79 |
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font_01_sfnt_off000125f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125F6 | 10728 bytes |
SHA-256: e2c7df48ff30f1f57b27f15143cc3e4bed4a292d89b508d529c9903beb8568d5 |
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font_02_sfnt_off00013e96.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E96 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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