MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to compromised WordPress sites, suggesting an attempt to distribute malicious content or phish users. The presence of multiple distinct hosts and the use of 'utm_term' in a URL indicate a coordinated effort to redirect users to potentially harmful destinations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://queure.ru/uplcv?utm_term=how+to+see+every+snap+someone+has+sent PDF link annotation
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/16073e81b9d226---diviponul.pdfIn PDF document text
- http://aceonlinementors.com/userfiles/file/49130219180.pdfIn PDF document text
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/f2scd0iftkjgcarcttimq2lba5/xaletiwa.pdfIn PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a4722b61e7---72831572074.pdfIn PDF document text
- https://www.blackandwhite-salon.com/wp-content/plugins/super-forms/uploads/php/files/334aaa6943c4bb20d706bdcf74e348b8/64586339082.pdfIn PDF document text
- http://karmand24.ir/basefile/ehotel724ir/files/50103966484.pdfIn PDF document text
- http://sun-tes.ru/files/file/26262122661.pdfIn PDF document text
- https://lightspec.ca/wp-content/plugins/super-forms/uploads/php/files/4a9e97d2ba435dac7f9dbc2adabbb8cc/dupizazojuvisagemuxi.pdfIn PDF document text
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a7d02ee7dbc---pufovera.pdfIn PDF document text
- http://driscollandgibson.com/images/edit_images/file/47363759499.pdfIn PDF document text
- https://taxiparga.com/wp-content/plugins/super-forms/uploads/php/files/40bb4fdc918411c563287f3f1fb338c4/62975372330.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160939f5eb27aa---33090665384.pdfIn PDF document text
- http://www.anjhimayath.com/upload/file/xujimedaxi.pdfIn PDF document text
- http://hotstamping.pl/files/file/zeguvevimaxivizafini.pdfIn PDF document text
- https://vestol.bg/files/file/wisepewosopile.pdfIn PDF document text
- https://aadhaarretail.com/administrator/imagetemp/file/lelolopomewomesuzo.pdfIn PDF document text
- http://scales-center.com/shop/fck_file/file/wafuwusopoloxusexupidojo.pdfIn PDF document text
- https://alianzatours.com/imagenes/file/61635091387.pdfIn PDF document text
- https://gz-topstar.com/wp-content/plugins/super-forms/uploads/php/files/354cb185c35682a8d6011290df5258a1/xawagunig.pdfIn PDF document text
- https://primax.fr/wp-content/plugins/super-forms/uploads/php/files/5i54argupi5kqo559873f0a6f0/1557921943.pdfIn PDF document text
- http://letsbelegal.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/warifikasonafasivile.pdfIn PDF document text
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608717e978581---semokilodu.pdfIn PDF document text
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a63fa1f13ff---99748725846.pdfIn PDF document text
- http://tamker.hu/userfiles/file/61010113552.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_off0000f652.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF652 | 18024 bytes |
SHA-256: 835f0d6e1109ab5d31173b91a7e46c0d4ebd6cb13969ea5ab5b307bf175625a5 |
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font_01_sfnt_off000125de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125DE | 10636 bytes |
SHA-256: 1c0cf43d4e239bc49a9addfccac018e0a48bd88e8284da50a660ea7ae82c1287 |
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font_02_sfnt_off00013e16.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E16 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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