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. It contains numerous embedded URLs, many of which point to compromised websites or are part of link farms, suggesting a phishing or malware distribution scheme. The document body is unreadable binary data, providing no direct content clues.
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 https://valeaflorilor.ro/img/uploads/file/kaweziwewalokap.pdf
- https://estduquebec.com/scripts/php/xenocode/lib/ckfinder/userfiles/files/54319078302.pdf
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/161382147daeb2---dinemoj.pdf
- http://pvvc.cz/files/71655288945.pdf
- https://cleaner.pl/userfiles/file/pepovika.pdf
- https://projekt-lesen.de/userfiles/file/jovulazelelijipime.pdf
- http://mail.me.ntou.edu.tw/ckfinder/userfiles/files/20210905_180051.pdf
- https://acrgruppe.de/userfiles/file/77529410761.pdf
- http://fjzy18.com/image/uload/files/netamazudofigesuxoka.pdf
- https://vinamex.info/uploads/news_file/39791762340.pdf
- http://ukrainski-rosyjski.pl/userfiles/file/32468608515.pdf
- http://www.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16138601c1e476---xelotaxolulaje.pdf
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ebb64b890b---goridapamonofumirid.pdf
- https://amoslodge10.org/ckfinder/userfiles/files/janoluwizapesami.pdf
- https://h1t-url12shio-turbo.com/contents/files/48308307399.pdf
- http://cascinamana.it/userfiles/file/xenifevejezidukixifipodu.pdf
- http://hyunsin.net/userfiles/file/suxadiwagezipixe.pdf
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/59ff82c4936f05417179744d1e0b84e1/42413546482.pdf
- https://congnghiepxd204.vn/upload/files/99112800893.pdf
- http://reclameindex.nl/images/uploads/67865012597.pdf
- http://www.jobsincrete.gr/images/_user_na/file/kafikimasexiwoluk.pdf
- http://xn--12cm8caae5d9a0a0a1dxk6dd.com/user_img/files/tusofofuravutijuzepiforad.pdf
- https://marblobaths.ph/app/webroot/img/files/25214672941.pdf
- https://chungcungoaigiao.vnpec.xyz/uploads/files/lomedu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=vidmate+old+version+mod+apk
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d996.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD996 | 16792 bytes |
font_01_sfnt_off0000f1a8.bind60051716caa2623e241e524bcdec73d923a9aaf4279bde36d25fe5932fd9a76 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1A8 | 17912 bytes |
font_02_sfnt_off0001201a.bin4561f00b082f44fb263076cc59e9405736027a9b745e4925e10bb61b0e4a7426 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1201A | 10680 bytes |
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