MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to lure users to external sites. The embedded URLs, while some are marked benign, are part of a larger pattern of redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://lawyerstitleescrow.com/clients/9/9b/9b7cfcecb5e5abb6b877b2b1d59b4eb1/File/68458703398.pdf In PDF document text
- http://kancelaria-perfect.pl/app/webroot/media/files/36410806708.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1606fe08c584f3---xutanezelenaj.pdfIn PDF document text
- http://kronikarp.pl/ckfinder/userfiles/files/39265876933.pdfIn PDF document text
- http://limoride.net/gallery/file/6962330584.pdfIn PDF document text
- http://kondicionery-dolgoprudny.ru/upload_picture/file/jitepaxunoxipor.pdfIn PDF document text
- http://madmojo.com/fckupload/file/23815847528.pdfIn PDF document text
- https://www.stnedu.com/ckfinder/upload/files/81250348453.pdfIn PDF document text
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/ffbd52fb6d365d0d12385963aa9ca507/35989258253.pdfIn PDF document text
- https://digireg.es/upload/giliwovod.pdfIn PDF document text
- http://daotaoyduoc.org/wp-content/plugins/super-forms/uploads/php/files/avdc6li2rh6aqrulbr7bot86ib/tesowuzewuxusajegigo.pdfIn PDF document text
- http://osc-pribor.ru/products_pictures/file/44246060510.pdfIn PDF document text
- https://upchealth.net/wp-content/plugins/super-forms/uploads/php/files/9a04937826ac6c169955b8530edaaed2/jurej.pdfIn PDF document text
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607682258d2bd---88059559115.pdfIn PDF document text
- http://tindangnhadat.vn/upload/files/33405637255.pdfIn PDF document text
- https://daleplumbinginc.com/wp-content/plugins/super-forms/uploads/php/files/d420b198cee4567ed80cb97b215132bc/80703080561.pdfIn PDF document text
- http://mtt-association.fr/upload/file/mosobabujagoxofemarizop.pdfIn PDF document text
- http://fogathajtohirek.hu/fckfiles/file/30824935249.pdfIn PDF document text
- http://alnadaoil.com/userfiles/file/kotobowelonivatasabuga.pdfIn PDF document text
- https://www.entornopublicitario.com/wp-content/plugins/super-forms/uploads/php/files/fcb20eefd73e93e53c9e58a0dac5085c/sebanarexejojulogobeb.pdfIn PDF document text
- https://useoneconvo.com/wp-content/plugins/super-forms/uploads/php/files/698b744a01d1c6d455454551588aed22/nomebibofemuviwarasaru.pdfIn PDF document text
- https://takipbizde.com/calisma2/files/uploads/beludalemiriwiwe.pdfIn PDF document text
- https://www.masismarketing.com/wp-content/plugins/super-forms/uploads/php/files/728be048d9fafdd5c7ed4cc7e758626d/puzidifunowemulixegise.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1612ec44e0dc6d---bulogeruru.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=youre+cuter+thanPDF 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_off0000e12f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE12F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f941.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF941 | 18948 bytes |
SHA-256: 285138fdc8d4b202187a06d66a9dc167fd894be2d527700e023d99ea4cec2dd0 |
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font_02_sfnt_off00012997.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12997 | 10104 bytes |
SHA-256: 8ce68a7a867414a30ef8cc1076ea1549667fb32609778b1c5c5b321ade3c893d |
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