MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress sites, suggesting it functions as a link farm. The primary purpose appears to be directing users to potentially malicious or deceptive content hosted on these sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://aquariumfargo.com/wp-content/plugins/super-forms/uploads/php/files/462a226091f19d79f1f4a5f801248782/10331133617.pdf In PDF document text
- http://www.stockholmswingallstars.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afc3ba980e8---61310076692.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cd5e48d7c4---37991488661.pdfIn PDF document text
- http://rolmech-strzelno.pl/Upload/file/duwosevaberox.pdfIn PDF document text
- http://busankid.com/webfiles/board/file///83575636304.pdfIn PDF document text
- http://www.argentum.com/wp-content/plugins/super-forms/uploads/php/files/9tbd9ji8kqgbhhou7ubm4a3lu3/65072153335.pdfIn PDF document text
- http://eko-inwest.eu/upload/file/69800351501.pdfIn PDF document text
- https://www.dishdivvy.com/wp-content/plugins/super-forms/uploads/php/files/e6b2d17d334a936a7356c68b7381e9b2/45459582318.pdfIn PDF document text
- https://coil.hk/upload/files/51610327433.pdfIn PDF document text
- http://st-communications.com/ckfinder/userfiles/files/jorojokikixidarozonoxo.pdfIn PDF document text
- http://richmediahouse.com/admin/uploads/file/17825333942.pdfIn PDF document text
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160bf40b2b925f---riwatifanogowofugut.pdfIn PDF document text
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608d110a67258---44309852315.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608cb5e51f405---legixulukeludosovupesajod.pdfIn PDF document text
- http://ordinate-ltd.com/file_media/file_image/file/55812196255.pdfIn PDF document text
- https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/27d9c66f3dc44da4434598b1094313cc/merabagoguvitogevano.pdfIn PDF document text
- https://gtselect.fr/ckfinder/userfiles/files/nawegef.pdfIn PDF document text
- http://leaguengn.com/userfiles/file///torajerofale.pdfIn PDF document text
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/1606d63e83f968---88193365000.pdfIn PDF document text
- http://xn--e1aaafipco3bk8gra3b.xn--p1ai/upload_picture/file/74421345519.pdfIn PDF document text
- http://calhi1977.com/clients/879053/File/notavadidanupepug.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ff497dfa52---54561011928.pdfIn PDF document text
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/50b026ae15277a8d40622e1c507b77cd/sivoxusajorunabezafimaxuv.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=forge+of+empires+apk+unlimitedPDF 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_off0000eaec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAEC | 18452 bytes |
SHA-256: 92f603b069ad0206833f3801b928d06ba3e7539bfca488032ab94f6adeaf4fd3 |
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font_01_sfnt_off00011940.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11940 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013157.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13157 | 11008 bytes |
SHA-256: c876fa4ed06474993a499d6bb782c4a9c10222e098e1c94ee322d3ba83097366 |
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