MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to domains flagged as compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a pattern of using numerous distinct hosts, likely for SEO manipulation or to obscure malicious destinations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9872
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://adlinefor.com/home/webagen/public_html/korn/data/file/12767262597.pdf In PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/f5bf4aa8acbc5dcaedf3e1a376f4fc5a/10823566561.pdfIn PDF document text
- https://arhometutor.com/userfiles/file/tojupimoger.pdfIn PDF document text
- http://adabaskimerkezi.com/upload/file/vovaxa.pdfIn PDF document text
- http://agiusfuneraldirectors.com/files/file/87653963795.pdfIn PDF document text
- http://thietbimaugiao.vn/Images_upload/files/64010528567.pdfIn PDF document text
- https://sca-eagleegg5k.com/ckfinder/triplebuserfiles/file/1111984828.pdfIn PDF document text
- http://espacioschillout.es/images/admin/file/genapokojubar.pdfIn PDF document text
- http://shortguycentral.com/ck_uploads/files/76899157935.pdfIn PDF document text
- http://autofulltravel.com/userfiles/files/vejogizexufijoma.pdfIn PDF document text
- https://nguoixunghekiev.vn/userfiles/file/durumujawodapotodejujuto.pdfIn PDF document text
- http://sanarina.de/ckfinder/userfiles/files/febur.pdfIn PDF document text
- http://schokoladenbrunnen.de/idata/pidovetuxirugut.pdfIn PDF document text
- http://gandolfiarchitetti.com/userfiles/files/litipedosuxuvutoxam.pdfIn PDF document text
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/gs69go5j1shuno6sru90qtt7ml/fitepujesifiwogi.pdfIn PDF document text
- http://purepassion.pl/userfiles/file/tirutetotekobenibazakok.pdfIn PDF document text
- https://supermagnum-bg.com/ckfinder/userfiles/files/fajagulofuxe.pdfIn PDF document text
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/8quj77vdvadr5hrqk91spp9ipk/kepalogivev.pdfIn PDF document text
- https://laser-arena.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1606e46107ebf9---kegitopi.pdfIn PDF document text
- http://taxfreepoint.com/file/neridopapinaguzu.pdfIn PDF document text
- http://kpdb.org/userfiles/files/56785970239.pdfIn PDF document text
- http://www.nagsa.es/ckfinder/userfiles/files/70431538638.pdfIn PDF document text
- https://airtelco.com/data/users/_/email/files/44011109846.pdfIn PDF document text
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078dc0d077cb---vikusetorutomuxekole.pdfIn PDF document text
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160805ca260a4a---ginosilep.pdfIn PDF document text
- https://performanceltg.com/wp-content/plugins/super-forms/uploads/php/files/41ef1642d369eac4014a0bb199185c12/zewuwaseluvow.pdfIn PDF document text
- http://okmarin.ru/userfiles/file/dotazawegifikon.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=ielts+speaking+topics+part+2+with+answers+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013e7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E7F | 11148 bytes |
SHA-256: 1af20cfcf0494a4b54a47ca8272776b1da40e6671bc516a8c6e50a6d18e33fae |
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font_01_sfnt_off00015868.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15868 | 18796 bytes |
SHA-256: 03cf62332f6762bf5caf8073701311b8ab5de3351872dcefc1654eb799a21e3f |
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font_02_sfnt_off0001888e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1888E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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