MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many hosted on compromised CMS uploads, suggesting a link farm or phishing lure. ClamAV detected this file as 'Pdf.Phishing.Trojan-d2568dad23a94d95', and ML classifiers also flagged it as malicious. The presence of embedded URLs and the nature of the heuristics strongly indicate a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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.hamburgeriaagricola.com/wp-content/plugins/super-forms/uploads/php/files/ci1b7md7nsjcfe4gfn0v2pbnt1/56633327872.pdf In PDF document text
- http://www.giuseppe.ru/ckfinder/userfiles/files/48916881815.pdfIn PDF document text
- https://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/16123545baccd6---xawotolog.pdfIn PDF document text
- http://sskj.pl/userfiles/file/50151489830.pdfIn PDF document text
- https://libertyrealestate.in/ckfinder/userfiles/files/fuzot.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/3c8c399a7fc847294348da82bb2ff941/62846488737.pdfIn PDF document text
- http://phupmirpol.pl/userfiles/file/fokegilujefujufixupu.pdfIn PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/arprusqo1ahm6cnhn9ouvsp0b3/2041441574.pdfIn PDF document text
- http://i-harmonics.com/upload/files/49663139964.pdfIn PDF document text
- http://www.rec39.ru/wp-content/plugins/super-forms/uploads/php/files/d81d8538fb1cf1c0942aeb3b2e839169/67269291530.pdfIn PDF document text
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/74s9e0k15gtmgdjin3atllldso/nopanofejelukewexipur.pdfIn PDF document text
- https://acp-luxusingatlanok.hu/ckfinder/userfiles/files/jufixititinajudivuvup.pdfIn PDF document text
- https://museuminiaturesbesalu.com/files/13347538792.pdfIn PDF document text
- https://www.libyamonitor.com/sites/all/libraries/ckfinder/userfiles/files/54957743625.pdfIn PDF document text
- https://iwistw.com/upload/files/vimuzodorazunixo.pdfIn PDF document text
- https://capitaleny.com/wp-content/plugins/super-forms/uploads/php/files/ba576efd9344943ebf49127527826b24/94179147890.pdfIn PDF document text
- http://dangkyidol.com/wp-content/plugins/super-forms/uploads/php/files/uurki937uhu7dninc8cncgj503/95669140487.pdfIn PDF document text
- http://www.reroofingbrisbaneqld.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160ce7d53b8a55---rumagamon.pdfIn PDF document text
- http://cafegreenwichvillage.com/uploads/files/41681763560.pdfIn PDF document text
- https://mabuksusu.com/contents//files/58304882408.pdfIn PDF document text
- http://urbanconstructions.org/images/uploadedimages/file/marakamujodobu.pdfIn PDF document text
- http://aisef.org/uploads/userfiles/file/file/pibevisenowadikuvofogidab.pdfIn PDF document text
- https://postelezmasivu-praha.cz/ckfinder/userfiles/files/lesadupirob.pdfIn PDF document text
- http://falerisztika.hu/tmp/kakubosaxejadetad.pdfIn PDF document text
- http://isisthailand.org/file_media/file_image/file/wofuwebiru.pdfIn PDF document text
- http://www.agrosystem.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160a36389b6b60---vekawedizomofukovezutesi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=love+style+quiz+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_off0000dd97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD97 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f5ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5AE | 10568 bytes |
SHA-256: 13b95a2fc250d62ef6a6fa9f2dd1305d171395c9a047f61f14557df9807a5ec1 |
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font_02_sfnt_off00010dc1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DC1 | 18376 bytes |
SHA-256: 6b028f5028791cac512bc10d7893f5451b25431021f9dc3159a05e5992f2bcc0 |
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