MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains numerous links to external websites, many of which are hosted on compromised CMS upload directories, suggesting a phishing or malware distribution attempt. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9940
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://www.oasipizza.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609d253ba0f3a---fuduvenijagan.pdf
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/a1ohesj7l9l36usccmrfij6rc4/63090853326.pdf
- https://zoorichi.com/temp/fckeditor/file/80454343207.pdf
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/t18vcdafeetv796o2h6g2fkab4/91385313639.pdf
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/160801a6fd8f4f---36103347418.pdf
- https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/ip7fikrp6nlvjg159jsb0l6s59/kisavobut.pdf
- https://xn--faades-mtal-n9a6a.ch/ckfinder/userfiles/files/92698169620.pdf
- http://krevue.cz/UserFiles/File/lunebumuroguparoz.pdf
- https://member-amz-seller-system.de/wp-content/plugins/super-forms/uploads/php/files/b47ae384a66fedce2a28759ba51d01da/27861850884.pdf
- http://menafundinfo.com/userfiles/file/kelefekimipulaxoluvaz.pdf
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/2788306ba4556459e7cfea30743ee504/83758238879.pdf
- http://www.loicadesacavem.pt/wp-content/plugins/formcraft/file-upload/server/content/files/160824d7960529---debukunowitilel.pdf
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/abd742b35e4daa338c742a73b44e3721/lojugejarukuv.pdf
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/d3e8e897ba920d7bdd66a12507d7db5d/nigorifozukibumalipa.pdf
- http://sampsonancestry.com/clients/d/d9/d9bd9208c4e45de01aa31840e3a8c66b/File/kokigelegevur.pdf
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608c6cc656004---21745692114.pdf
- https://schilderlesvakantie.nl/ckfinder/userfiles/files/18608125890.pdf
- http://thehawthornnyc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a07e176fa5d---penevukozinolimaxej.pdf
- https://www.pal-kont.hu/wp-content/plugins/super-forms/uploads/php/files/4755775ff4c34f8081a9967398e0f3c0/welupubegutivu.pdf
- https://prosegik.com/wp-content/plugins/super-forms/uploads/php/files/a9411cd11199c0b869abb1b19aa44d6d/85988119195.pdf
- https://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ab376e37aca---83627968551.pdf
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/tg6k39cn7nhrf39nadgjdl3v9k/25687625418.pdf
- http://ssteelelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/18804874816.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=free+for+profit+beats
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c39e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC39E | 16792 bytes |
font_01_sfnt_off0000dbb5.bin2b49b12fe3d51fcb6a5a6e31ee3d74f2e20219a87162e9f4b6e7008ea3dde140 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBB5 | 10316 bytes |
font_02_sfnt_off0000f2da.bind615053f733f867a1148a4a93a0d0690c1a6c761f99fe84018195857f4f5402a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2DA | 16956 bytes |
font_03_sfnt_off00011f2d.binadf38969d40f501586e0caf93d33991e243baeeecfe575c4831cdbf64b7044fa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F2D | 16336 bytes |
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