MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised CMS upload directories and disposable hosting, indicating a link farm designed for phishing or malware distribution. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded URLs and link farm structure are indicative of a phishing or credential harvesting attempt, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/ad73f7a85bcb62aab09c66e7042ddc24/toxiwudamajuxozeligakul.pdf In PDF document text
- http://hochrainer-elsner.at/upload/files/matojikopamakupar.pdfIn PDF document text
- http://alsumiri.net/wp-content/plugins/super-forms/uploads/php/files/ef003dd9c0458e4f76679b51329ba843/92985952481.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aba59146ff6---16055284482.pdfIn PDF document text
- https://carsen.sk/editor_uploads/system/files/71870047249.pdfIn PDF document text
- http://bloemenwinkelindex.nl/images/uploads/5569904465.pdfIn PDF document text
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/1607560e2b1688---33042437450.pdfIn PDF document text
- http://www.uppld.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609ba022c977c---dadufi.pdfIn PDF document text
- http://absolutelyneon.com/userfiles/file/14363826874.pdfIn PDF document text
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/e5ed3125a51ad8a9b8532ac14d29b531/38423553255.pdfIn PDF document text
- https://retentionstudentexperience.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084e0d7f2e11---fesatujagemujuza.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/2p3dhabge86pjp0mcmo3nhsoha/46725830827.pdfIn PDF document text
- http://thepnguyentran.com/media/ftp/file/komisolotedodefo.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/16100374e55c24---vidivivilokizel.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/815ee69abb1bac6b7e0ac84f2ae34014/gazaralezogunugofu.pdfIn PDF document text
- http://gramercy-grand.ru/files/file/46672775834.pdfIn PDF document text
- http://emrc.ie/upload/imagecontent/file/vigixezaxafogovuvuwola.pdfIn PDF document text
- https://www.straightmyteeth.com/wp-content/plugins/super-forms/uploads/php/files/ad6360fd873015881d5d2d7762a4e0ea/lunuferulobivog.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/a2eb850e151278161b050bed78419c55/zunesatogudafitexuro.pdfIn PDF document text
- https://travolution.travel/wp-content/plugins/super-forms/uploads/php/files/4bb5c96130bc4f1dc6c0c4edcbb72a7c/kuxogoxoronad.pdfIn PDF document text
- https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/ohvhdjodlpvvdla08dqdqfruip/4242786671.pdfIn PDF document text
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/pnb9imsnn40hkb9n1ufiqptapa/gegidaxopanotuzatuja.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c8cd5cb47ed---66242079661.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607390375559c---85980225221.pdfIn PDF document text
- http://chiangmaicharmingtravel.com/ckfinder/userfiles/files/tuwawukero.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=the+crucible+act+1+test+answers+multiple+choicePDF 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_off0000d5c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5C5 | 10980 bytes |
SHA-256: 7ad5f0ce31da1114a4910bd4304be5e1cf5e9359bd323b98a03a5ee7a15b8378 |
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font_01_sfnt_off0000eef0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEF0 | 16584 bytes |
SHA-256: 5602b36b5d55319da18ddae0fa5f276b250b7737306ca8b4f9ed9713171c3b01 |
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font_02_sfnt_off0001199d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1199D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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