MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to compromised websites, many of which host other PDF files. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic indicates the document likely instructs the user to open a password-protected archive, a common tactic to bypass gateway security. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ee9e2cc9ef---92307268193.pdf
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/d7a6be77571445ac4c30cc56e2591409/melaxelowuwoxexuz.pdf
- https://newline-eg.com/userfiles/file/89570789139.pdf
- http://fruhmann-elektrotechnik.at/sejawivagexijok.pdf
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f1de397f0f---nazekupanimimemaj.pdf
- http://urbanconstructions.org/images/uploadedimages/file/lixokapudugi.pdf
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/309168a27b3f68f945bee33916e681b6/96509080153.pdf
- https://lynnesnaturaltreats.com.au/wp-content/plugins/super-forms/uploads/php/files/a59bd64db314a3faa82c50d664f477f4/ragozeresazutovezubef.pdf
- https://pui-vital.ro/msg_media/file/70623639043.pdf
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/0a6db916dda59224d03a8cfc3e77a277/fugonepupamap.pdf
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609439e4e40a4---97500102258.pdf
- http://sriagasthiyarastro.com/FCKeditor/userfiles/file/repoduguj.pdf
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160be7454e2323---ronafigabal.pdf
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609404167350f---97711234369.pdf
- http://kondicionery-lubertsy.ru/upload_picture/file/97091727644.pdf
- https://www.domaine-boussard-chablis.fr/ckfinder/userfiles/files/63940954177.pdf
- http://kolkandkolkdesign.com/site/data/ws/files/65911330878.pdf
- http://cnex.cc/images/blog//file/44712054605.pdf
- http://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/vc4bqj9g3avdorcg35pc5qldmj/rotixikerazumiwifus.pdf
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9b6c08547a---rabutupopasisadoke.pdf
- http://kuehllawpc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/jabenizuwojexotodex.pdf
- http://yearbookplus.com/uploads/ckfinder/files/rakimakiretezepitinuk.pdf
- http://3wsystems.com/shipinc/userfiles/files/16606573910.pdf
- https://sambelteri.com/contents//files/kowutulanow.pdf
- https://forumhrdbekasi.com/webroot/userfiles/files/70946798366.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=ejemplos+de+ejercicios+de+fuerza+resistencia+y+velocidad
- 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_off0000ee1d.binf17dd77268ffc5b05d2d7174aaa35bc926e43bd7f43781e7d94440fd256535c1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE1D | 18072 bytes |
font_01_sfnt_off00011c50.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C50 | 16792 bytes |
font_02_sfnt_off00013467.binfbb63f139f116d8e8b44e4a23b56e650bc214bd25c3a62139a3dcabfb356a58a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13467 | 11236 bytes |
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