MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on disposable domains or appear to be part of a link farm, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 http://zatexpress.com//upload/userfiles/files/69772155136.pdf In PDF document text
- http://originalcheck.it/public/img_admin/file///74866584613.pdfIn PDF document text
- http://amirafouad.com/uploaded_files/file/6678637003.pdfIn PDF document text
- https://store-connector.com/_upload_bilder/_filemanager/file/kifiwumaveriguwevofim.pdfIn PDF document text
- http://air-ned.com/uploads/files/93674512405.pdfIn PDF document text
- http://gopherandsquirrelcontrol.com/admin/images/file/wututozizuniweli.pdfIn PDF document text
- http://annamsaigonlaw.com/upload/files/jaleruzifagalatasota.pdfIn PDF document text
- https://stallion-international.com/userfiles/file/rikijotipulewofub.pdfIn PDF document text
- http://eyupsifalibitkiler.com/resimler/files/todufuxiwukinitirupujumar.pdfIn PDF document text
- http://cableesmaltado.com/d/files/33735870141.pdfIn PDF document text
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/5h5m0l3ek9201ujf75bhbu9hp6/51365768630.pdfIn PDF document text
- https://valgott.com/images/userfiles/file/66573808644.pdfIn PDF document text
- http://escolacaritas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609473faa7ccd---36244837133.pdfIn PDF document text
- http://pspectr.ru/userfiles/file/82454059467.pdfIn PDF document text
- http://alpha-cp.com/userfiles/file/gulugunoxujiluware.pdfIn PDF document text
- http://uni-farm.pl/ckfinder/userfiles/files/25975911078.pdfIn PDF document text
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/32d5b77b907bec35c66111d7f9b2ec1e/zebafoxetemitakiresin.pdfIn PDF document text
- http://szalkasszorutacskok.hu/app/webroot/files/content/files/18753939175.pdfIn PDF document text
- http://teamtrinity.net/trinitya/file/pofefazujat.pdfIn PDF document text
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/16074221c0eb31---65852726179.pdfIn PDF document text
- http://ordinate-ltd.com/file_media/file_image/file/gemugaretogu.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16079a45737638---padowosevalizaxo.pdfIn PDF document text
- http://weilandensemble.nl/ckfinder/userfiles/files/80865786949.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=ias+maths+paper+pdf+downloadPDF 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_off0000be7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE7D | 19084 bytes |
SHA-256: 1bff50172fea8732d245000624c87f43371ab3ca970bef2b4397ffb9c151cbf4 |
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font_01_sfnt_off0000f114.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF114 | 10708 bytes |
SHA-256: c64f3928b1839428bd3387797d096984fa3de67978f8ab38a84651827656e3fb |
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font_02_sfnt_off00010984.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10984 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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