MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by a machine learning classifier and ClamAV as malicious. It contains a link farm pointing to multiple external URLs hosted on potentially compromised or disposable domains, suggesting a phishing or malware distribution attempt. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of numerous external links indicates a redirection strategy.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://foulardfotografando.it/file/lapaburunamixamuzokofuwa.pdf
- http://smsgurugram.com/miet/assets/files/49752801659.pdf
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/3f94475b7966dca4197cadca364b3784/67153785574.pdf
- http://lovesenergy.nl/file/42067185767.pdf
- https://www.lavishlook.se/wp-content/plugins/super-forms/uploads/php/files/c7ecbfea05f39ae2d2cbe2dcb3550272/fikodekumarijununudeze.pdf
- https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/16138aa8d70bf4---94007056187.pdf
- http://hichipper.com/hichipper/uploadfile/file/2021090210024973499.pdf
- http://embody.box8websites.com/ckfinder/userfiles/files/11987937208.pdf
- http://giaexploring.it/userfiles/files/katogegowipoxiduz.pdf
- http://isagenixmakessense.com/ckfinder/userfiles/files/dipenelex.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1614151f1d4631---45082919639.pdf
- http://grupomarsamo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130eb13dbfbf---mojerelunodamekawikidu.pdf
- http://ljhalls.com/wp-content/plugins/super-forms/uploads/php/files/ae224ec4b489e3533a0c664f890dfebf/16131404263.pdf
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140c44b2876e---buselaponiv.pdf
- https://onecre.com/images/content/files/juramadowa.pdf
- http://daydreamspin.com/userfiles/file/67462519568.pdf
- http://www.elsecretodelolivo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140a31fd4749---82098102853.pdf
- http://musorcentrum.hu/files/article/file/42422348181.pdf
- http://contua.org/userfiles/file/zubotufetakibaperuvonirez.pdf
- https://k85shj16h-561lt.com/contents/files/gopofawifaginesi.pdf
- https://longhoang.vn/upload/files/34784223146.pdf
- http://ellenia3.eu/userfiles/files/zotuwuli.pdf
- https://rh-h1tapi-turbo.com/contents/files/rulalajakimebolufizutaror.pdf
- https://dukeofmarshall.com/ckfinder/userfiles/files/pojaz.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=graphic+app+for+ipad
- 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_off0000dd12.bin4427c02c5b7174b52b7a3da77524343a7954236c1253c463c3918caf2a117393 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD12 | 17720 bytes |
font_01_sfnt_off00010aec.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AEC | 16792 bytes |
font_02_sfnt_off00012303.binf4f421dd7fc44fed580e2cabb001db8a8d8615b21c93591794fa89366ceac64f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12303 | 10208 bytes |
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