MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious. It contains numerous external links, many pointing to compromised websites or disposable hosting, suggesting a link farm or phishing lure. The presence of embedded URLs and the ClamAV detection indicate it is likely a phishing or malware distribution document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://smidgel.ru/uplcv?utm_term=92+honda+accord+owners+manual
- http://yuha.be/_files/file/9839214067.pdf
- http://www.petersmetalstitching.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607f2aab3a01e---moligigina.pdf
- http://gpszone.hu/upload/userfiles/file/zitisunesawepezipanovusa.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b329bf3049---molurir.pdf
- https://oiweld.com/wp-content/plugins/super-forms/uploads/php/files/6ff7cfe81c99f7542547559b9fbb1ba6/97623961432.pdf
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a334da50682---wobaxuwagogakulokomajato.pdf
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/16071683fe2fec---57400863378.pdf
- https://pacpartner.net/images_client//imagesfile/lifupebaxolix.pdf
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/4fad42fe25602b9b698d53a9e29f3d48/8707246875.pdf
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16072be692bb4b---34078384527.pdf
- https://medpressa.ru/files/file/xopemipujebevowixozuvada.pdf
- https://hsegroup.ru/wp-content/plugins/super-forms/uploads/php/files/0sg5mbnquic2v2cusuvh3pmma2/43366851753.pdf
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/160accde56fb37---dawexopomavazetezepovo.pdf
- http://szakkepzosiklos.hu/upload/file/69086847377.pdf
- http://rld-carbon.ru/file/81456928404.pdf
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160c63da4d9ae8---91295665600.pdf
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/2cbba8a1265a2c0f157544362b0c1b7f/dujoladitizizemupog.pdf
- http://jyjwqj.com/uploadfile/file///2021061303542545.pdf
- https://xn--i1aam8cb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/e72c357471397084dc7ba5aa3a6ae3f0/tekewinituzijumurivesiwix.pdf
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/2f8e4bba5dcfe706f81b68323a72a5d5/35818103770.pdf
- https://biothiennam.com/media/ftp/file/legifefotip.pdf
- http://xpressup.com/userfiles/file/84999461569.pdf
- http://www.jucadent.es/ckfinder/userfiles/files/59275771977.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fa0a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA0A | 16792 bytes |
font_01_sfnt_off0001121c.binb8d71fb1b09b4edd5f7dd1fdb65dc4d440796a2869f7f87a54eef4643fffe022 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1121C | 17004 bytes |
font_02_sfnt_off00013e5c.bin5c0ef63208094d714f035803a4003d5f3f5b98f5d5d2841781e725a1d0517e29 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E5C | 10820 bytes |
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