MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which are classified as unknown or potentially malicious. Heuristics indicate it functions as a link farm, with some links pointing to compromised CMS uploads. ClamAV detection and ML classification strongly suggest malicious intent, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://jdjcnc.com/upfolder/e/files/20210923050951.pdf In PDF document text
- http://vlajamo.cz/images/file/16505414629.pdfIn PDF document text
- http://slovoveri.org/userfiles/japogakedukawubefubo.pdfIn PDF document text
- http://wenyanchem.com/upload/files/kumiper.pdfIn PDF document text
- https://www.edmcenter.xyz/ckfinder/userfiles/files/74146986382.pdfIn PDF document text
- http://www.rec39.ru/wp-content/plugins/super-forms/uploads/php/files/dee4512c14fadf8b8249a863bf384933/47185838133.pdfIn PDF document text
- http://sun-apartments.pl/data/pages/pilapekokanidagevo.pdfIn PDF document text
- http://xinchenfast.com/upload/file/29003217350.pdfIn PDF document text
- http://livilgirls.com/files/vomafojenoperapepunapisun.pdfIn PDF document text
- http://internet-trade.eu/UserFiles/file/ferisawozape.pdfIn PDF document text
- http://www.valaisconsulting.ch/file/dajozakogikuxoxuratal.pdfIn PDF document text
- https://imagebrandstudio.com/userfiles/file/nuzasusujafa.pdfIn PDF document text
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/t0h76443i6h6qi10imq1hiunlp/31430650141.pdfIn PDF document text
- http://voszveszprem.hu/_user/file/kepevaxolelomime.pdfIn PDF document text
- http://madmojo.com/fckupload/file/tapijevat.pdfIn PDF document text
- http://flyingkirin.com/uploadfiles/file/15184543225.pdfIn PDF document text
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/7nnm6fmcmm23qn9tcahj9t57oh/49326518689.pdfIn PDF document text
- https://gastrotest.co/ckfinder/userfiles/files/sisupisetuturaxolarut.pdfIn PDF document text
- http://lyzjkgm.com/d/files/53792217186.pdfIn PDF document text
- http://chs.yuanjen.com/ckfinder/userfiles/files/duzudinanaj.pdfIn PDF document text
- http://yournamebadges.com/withyourdog/cms_uploads/file/56878158831.pdfIn PDF document text
- http://hatowo.com/app/webroot/uploads/files/guxobugupevije.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/BcFPVxLj4jw/uplcv?utm_term=how+to+make+the+mechanical+worm+in+terrariaPDF 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_off0000e85c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE85C | 10496 bytes |
SHA-256: f06ab7b8c7290d0a27025d212e941d8b0150fb4eb60e63b3c031d10972886a96 |
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font_01_sfnt_off0000fffa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFFA | 17904 bytes |
SHA-256: 8473156e746c79140c9972fdc43730b26826ce46e5537778fe5c02cd628fa015 |
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font_02_sfnt_off00012f39.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F39 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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