MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating it's a phishing or malware distribution lure. The file functions as a link farm, containing numerous embedded URLs that point to compromised WordPress sites and other disposable hosting. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://philabc.ru/uplcv?utm_term=h20+just+add+water+characters
- https://foxtailmag.net/wp-content/plugins/super-forms/uploads/php/files/3d7d74eb9399ccbaa450e094c8854a62/towoxi.pdf
- http://yuseigachi.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16088dd2cf0143---vowujuzaxudanuzutimegaxud.pdf
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160877f3911eee---muvulapidamapedujoposebok.pdf
- https://www.budgetskemaet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1606ff8865847d---64628830290.pdf
- https://floraplant.gr/FCKeditor/userimages/file/kobomegobowusanoliji.pdf
- https://asiatravel.kg/wp-content/plugins/super-forms/uploads/php/files/138db5a514d4338495b4fd10754ff318/webededitabenite.pdf
- http://telekommarketing.com/firme_data/files/guwogunikemexuvewinetaxi.pdf
- https://baoholaodong24.com/userfiles/file/90913326329.pdf
- https://x-software.cz/data/file/mojukikuxevepiwixowaso.pdf
- https://www.lightingsolutionsal.com/wp-content/plugins/super-forms/uploads/php/files/97c62cea8bbf922582485c4522b5b9f5/51812701637.pdf
- https://www.lightingsolutionsal.com/wp-content/plugins/super-forms/uploads/php/files/3f34691e11424141072468c4f577f733/wigekogepirukuloxig.pdf
- https://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/1607c986aef21c---pazewijadiwinusageverog.pdf
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1609b38d788139---27724290573.pdf
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/5964033373ce0cf8d755465964d117a0/54836802489.pdf
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/q14qu64kk200f4gl1r2qbcjdmi/83771490948.pdf
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160cd33fbb4428---ravogajivo.pdf
- https://nikken-engineer.jp/export/sd205/www/jp/r/e/gmoserver/8/6/sd0748886/nikken-engineer.jp/fckeditor/upload/file/64389258297.pdf
- https://pametnidom.hr/pametne_kuce/userfiles/file/9575491136.pdf
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/16aa426f99d092f97277bfa8d2bf5397/23504785511.pdf
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078e925d058e---86797361808.pdf
- https://www.taxikladis.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160c2fd55bfe9e---44137320297.pdf
- https://daxitrip.com/basefile/daxitripcom/files/kisitolevurine.pdf
- https://indacphuc.com/wp-content/plugins/super-forms/uploads/php/files/qlutscm8jatbae394tsrae9unk/88161539208.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_off0000ef31.binee06b2fbd7b0e414de3f8754fc44263c4a7bcddfcac415ed862455109568bb96 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF31 | 16100 bytes |
font_01_sfnt_off00011849.bin6d5c945954cc4195c8e2882b230814c16b7b41c55745aafab4043f3ec9ac8033 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11849 | 10656 bytes |
font_02_sfnt_off000130ff.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130FF | 16792 bytes |
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