MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to various domains, many of which appear to be compromised or disposable hosting. Heuristics indicate this is a link farm, likely intended to lure users to malicious sites. The ML classifier and ClamAV detection strongly suggest malicious intent, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://smidgel.ru/uplcv?utm_term=food+and+beverage+industry+australia PDF link annotation
- http://stefani.cz/fck/file/dafegapefugogimikedi.pdfIn PDF document text
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/7f2c1d43e36576ea176bdda04d0ad42f/25038878229.pdfIn PDF document text
- http://tokyosushilohaus.com/uploads/files/foluzukafuz.pdfIn PDF document text
- http://pk-rowery.pl/user_pict/file/dajilelevigajilezek.pdfIn PDF document text
- http://gz-theoutfit.com/UploadFiles/FCKeditor/20210902170234.pdfIn PDF document text
- https://coolingrealestate.com/your-home-cleaner/FCKuploads/file/zabuzez.pdfIn PDF document text
- http://ainut.fi/userfiles/file/37560252776.pdfIn PDF document text
- https://szabobuszrendeles.hu/files/files/bikubopisar.pdfIn PDF document text
- https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137eb93812f8---gozosufisoterelutumuv.pdfIn PDF document text
- http://mountmedpharmacy.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/161301af25fcd4---pulowawasibanelijup.pdfIn PDF document text
- http://headrepublic.pl/images/files/xazadisivozisofugu.pdfIn PDF document text
- http://vangphutai.com/images/uploads/files/74307532692.pdfIn PDF document text
- https://rpaxis.net/userfiles/file/folokulusuxasedosokoz.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613780f654bd3---16432739258.pdfIn PDF document text
- http://www.norestim.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613e171b18db3---63747151297.pdfIn PDF document text
- https://topclassgardening.nl/images/file/pewunolip.pdfIn PDF document text
- http://harckocsik.hu/userfiles/file/gelugojavafewogawukipasod.pdfIn PDF document text
- http://3gr-group.com/ci/userfiles/files/70752207911.pdfIn PDF document text
- http://lisaarkinlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/jejetoxigepimifiv.pdfIn PDF document text
- http://adoriantarla.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16131a5d6bd626---22221718196.pdfIn PDF document text
- https://eol.org.pe/ckfinder/userfiles/files/xulobavewoker.pdfIn PDF document text
- http://seteo-dechets.com/images/file/18359988495.pdfIn PDF document text
- 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_off0000ca8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA8A | 10820 bytes |
SHA-256: ea35e2b64d02d443f455961f7daa28493a4b59c4f88bb495e38bd48c9f19337b |
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font_01_sfnt_off0000e36a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE36A | 17740 bytes |
SHA-256: 3d2b250d3d3fd717f88acce1aa0e2b853ec324e580247030f7d89025361f671c |
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font_02_sfnt_off000110bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110BF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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