MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple compromised websites, likely intended to trick the user into downloading a password-protected archive. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic strongly suggests this tactic, which is often used to bypass gateway security scans. The ML classifier and ClamAV detection further support the malicious nature of this document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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 http://cascinamana.it/userfiles/file/67496002159.pdf
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f4760b94ed---mujolujajutugi.pdf
- https://liffeyartefacts.com/fckimagefile/file/29412493944.pdf
- https://bodwellassociates.com/wp-content/plugins/super-forms/uploads/php/files/c75297cf8ecca64236d6a5b38071bcce/93022104913.pdf
- http://falerisztika.hu/tmp/15382667626.pdf
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/681ec950e3c5638d7e4dab5bf686a3c0/xexupisekadaba.pdf
- https://asset-books.com/userfiles/file/19747338207.pdf
- https://www.ideaklinik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160722b51af95c---kedera.pdf
- http://songiadahoaian.com/upload/ck/files/2663564523.pdf
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/722p1j9392vuvimeimec2ukgv4/30405442845.pdf
- http://remaining-mc.de/userfiles/file/fekuromifopofimafebe.pdf
- http://bixenony.com/userfiles/files/27490602806.pdf
- http://tingchucontrol.com/Uploadfiles/files/5081874101.pdf
- http://4x4autok.hu/userfiles/files/vememajaxawi.pdf
- https://szud94.hu/img/sajatfile/files/miwugakevarukutixe.pdf
- http://fitviewer.de/files/file/maxunoto.pdf
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088f314eb3dc---fepifegupo.pdf
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/blvi8dsgnlf9o828rq4uq5r0c7/95394412529.pdf
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/8a9e0792da7aa58b7583eaefd8efe191/47919799694.pdf
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/48usf4f2k395q4ppla9hl4nltb/27163785510.pdf
- http://pmteventures.com/clients/5/57/576e8e71b788aac95a268099fab76a3d/File/9783594769.pdf
- http://www.uppld.org/wp-content/plugins/formcraft/file-upload/server/content/files/16075bc12d4033---jonolafaro.pdf
- https://advance-pack.com/editor_upload/file/metuvuj.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/44a553bf83c5acb5a67e17b2e461ce14/reniti.pdf
- http://michelesherrinlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/netoxusevijelekovafir.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=animal+crossing+new+leaf+citra+download
- 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_off0000e138.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE138 | 16792 bytes |
font_01_sfnt_off0000f94f.bin1af3bda5433742be797f855f42bb08b2dc2938ec59d6999086f2d95254443b4b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF94F | 10888 bytes |
font_02_sfnt_off0001125e.bin2291432fa0afc4710588f80f1f3cd17c7c0560d9d56dc2d12afd18adf61206a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1125E | 18348 bytes |
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