MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains embedded JavaScript and a large number of external links, many pointing to compromised WordPress sites. The ClamAV detection and ML classifier strongly indicate malicious intent, likely to serve as a phishing lure or a downloader for further malware. The embedded JavaScript is a common technique for initiating malicious actions within PDF documents.
Machine Learning
- Nyx PDF Classifier malicious score 0.8295
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://synerhu.ru/uplcv?utm_term=pet+mods+for+minecraft+pe PDF link annotation
- https://www.temsilcifirsatlari.com/wp-content/plugins/formcraft/file-upload/server/content/files/160865dc72b6c0---70014523653.pdfIn PDF document text
- https://costabravas.com/uploads/localidades/files/jometebabugo.pdfIn PDF document text
- https://lysgaards.com/ckfinder/userfiles/files/16840509964.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094cbb2ef740---85645851168.pdfIn PDF document text
- http://jockmurray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb418dbd84c---xefokuvorojujeni.pdfIn PDF document text
- http://www.urbanwaterways.info/files/99023069813.pdfIn PDF document text
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160811fb56207c---mawonenajunetunawopew.pdfIn PDF document text
- https://marksiegeldds.com/wp-content/plugins/super-forms/uploads/php/files/66536c5247395a968064ffd6d4d4de25/85777934483.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/694352208d108062ac4dc703a8cfaabd/kabojelogajokera.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608cbec278f1a---mopizovoj.pdfIn PDF document text
- http://menloathertonhigh1980.com/clients/6/6f/6f83464fe0b13873896cace574d4baa5/File/zirosapuvemifutawam.pdfIn PDF document text
- http://albarossa.jp/js/upload/files/85829953.pdfIn PDF document text
- http://jrpst.pl/userfiles/file/siferug.pdfIn PDF document text
- http://jarosi.hu/files/file/besafazivutatibexiziburi.pdfIn PDF document text
- http://kapsalonvogue.nl/files/file/wetajumukaxiv.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16086d49d8cf55---mowefazewadojapu.pdfIn PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607856a611c65---nukikeruxovotogorelelidim.pdfIn PDF document text
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609980e4111f9---fetedufesuzafazurubedimur.pdfIn PDF document text
- http://hanasushipickup.com/uploads/files/makigewaralevikapigexanif.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/d5e8c1f4f179fc675f59fec86bbd0953/kuzunapogumegu.pdfIn PDF document text
- http://imhkayseri.com/resimler/files/tuvoguxutoxamitu.pdfIn PDF document text
- http://dieta-plus.pl/userfiles/file/butedalozabewipuxodef.pdfIn PDF document text
- http://tuderprogettazione.it/userfiles/files/65010170465.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_off0000cf9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF9E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e7b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7B5 | 10736 bytes |
SHA-256: 0be18f1d87bc84964134c36c760415cba776527c294d641f1577be49a9b87515 |
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