MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to external websites, many of which are hosted on compromised CMS platforms or appear to be part of a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or distributing further malware. No scripts were extracted, but the structure and embedded URLs suggest a lure to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://www.idahomedia.com/wp-content/plugins/super-forms/uploads/php/files/1df236d3a7c2df0a7a92473afcbc2d2e/5590622341.pdf In PDF document text
- http://sanruou.com/app/webroot/uploads/files/87009112956.pdfIn PDF document text
- https://ckmusicdesign.nl/userfiles/file/purugexatazugusubusak.pdfIn PDF document text
- https://begili.com/uploads/image/files/9387900702.pdfIn PDF document text
- http://brmxn.com/userfiles/file/20210706073125_t6uho3.pdfIn PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/0920f5cef04a621bc6870187f2393c29/11500739339.pdfIn PDF document text
- http://sebatmakina.com/files/40169854874.pdfIn PDF document text
- http://kubabus.cz/novy-web/upload/file/39068114522.pdfIn PDF document text
- https://oddluzanie.net/userfiles/file/witugidenegijabevo.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160862b458dd9e---kufilabam.pdfIn PDF document text
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/so28uu5clqgo3du4c5av6rttc6/josazikewavibo.pdfIn PDF document text
- http://csc0512.com/userfiles/file/20210705130643_m0kze2.pdfIn PDF document text
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/smd50hu5l8aav703p760non2o3/zupogekatepod.pdfIn PDF document text
- http://zonweringnederland.com/ckfinder/userfiles/files/vinefosuserujumijizemipu.pdfIn PDF document text
- https://discoverthesky.it/file/kadedunaxanibap.pdfIn PDF document text
- http://mariondhuique-mayer.com/data/file/70171341495.pdfIn PDF document text
- http://nocleginaplus.pl/uploads/userfiles/files/perelaru.pdfIn PDF document text
- https://zweiund40.com/wp-content/plugins/super-forms/uploads/php/files/mmv2udc7vu2phpj8l89vuqkaom/1717228230.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7f0c59d15---zemifaxijatinalidabadi.pdfIn PDF document text
- https://getracemirates.com/userfiles/files/fijulogumeliwa.pdfIn PDF document text
- https://www.lesson-online.org/wp-content/plugins/super-forms/uploads/php/files/nkciiekv1ieh0nqu8u5n3im6g0/95024971127.pdfIn PDF document text
- https://claphamjunction.com.au/wp-content/plugins/super-forms/uploads/php/files/e9a73b068b6a7a0ab7b41cebb2ca35a2/zipusawagoparejo.pdfIn PDF document text
- http://kimbuunguyen.com/uploads/userfiles/file/21935705743.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/160774e5484dfe---lemeziruwidivopu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=how+to+get+old+roblox+accounts+2020PDF 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_off0000e99e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE99E | 17232 bytes |
SHA-256: 650af6d2b0997b8fdf2cdf18c2b48200557d714b800086cbcc8cc402e5923548 |
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font_01_sfnt_off000116b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116B9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012ed0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12ED0 | 11116 bytes |
SHA-256: fff1f87f4ae82766a8e6e399490806c67e47dcdd0bf95a77a456c57f156867ef |
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