MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple compromised or disposable hosting sites. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and URL analysis strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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 http://hanyangsteel.com/files/fckeditor/file/1379715488613c8f0fb88b5.pdf In PDF document text
- https://istanajp.net/contents/files/25883039364.pdfIn PDF document text
- https://giant-nano.com/app/webroot/userfiles/files/tarijadipabazubekasese.pdfIn PDF document text
- http://areaengineeringsrl.eu/userfiles/files/wuzawikuvaretegebamejiwun.pdfIn PDF document text
- http://lamachine.nl/userfiles/file/vidakezugufiv.pdfIn PDF document text
- https://bhandarisurgical.com/ckfinder/userfiles/files/67598123621.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140215f41773---vilakati.pdfIn PDF document text
- http://ipjanah.ir/wp-content/plugins/super-forms/uploads/php/files/6hap6d1tmb2hglhdl5t31tiusk/fejaxofemopesutilojog.pdfIn PDF document text
- https://nezrenpin.com/calisma2/files/uploads/69138164477.pdfIn PDF document text
- http://cansuyu.org/resimler/files/mokageremesisekifafari.pdfIn PDF document text
- https://zbmbudomont.pl/userfiles/file/21121062346.pdfIn PDF document text
- http://ohadalegistrocbarter.com/ckeditor/uploads/files/27139393174.pdfIn PDF document text
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/161401dcb0124d---kodoximowugezereful.pdfIn PDF document text
- https://bhavanarayanaswamy.org/userfiles/file/78146883651.pdfIn PDF document text
- http://ulv-fogger.ru/d/files/56151798195.pdfIn PDF document text
- http://bright-mineral.com/uploadfile/file/2021091319135161.pdfIn PDF document text
- http://riccaassociati.eu/userfiles/files/7282048292.pdfIn PDF document text
- https://www.bountyvacation.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136c994c92f0---kebegegojigoguzido.pdfIn PDF document text
- http://aow.infogestnet.it/ckfinder/userfiles/files/kepanozapajurugexujemi.pdfIn PDF document text
- http://noithatnhapkhaugiasi.com/luutru/files/7029867925.pdfIn PDF document text
- http://photou.cc/ckfinder/userfiles/files/polikuwojiwajimigin.pdfIn PDF document text
- http://ahchala.com/img/file/luvufironudotejekibosidu.pdfIn PDF document text
- https://costabravas.com/uploads/localidades/files/34028890555.pdfIn PDF document text
- https://tradingphrases.com/userfiles/files/perodotulomevopalo.pdfIn PDF document text
- http://jamalcar.com/userfiles/file/kawugolajiburinizokin.pdfIn PDF document text
- http://stickers-moins-cher.com/userfiles/stickers-moins-cher.com/file/35365066024.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=gamma+waves+wavelengthPDF 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_off0000b582.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB582 | 10436 bytes |
SHA-256: 4ee89c2c07c567eff069849e1eb085eb82d6d671042c34a650d829455a5807ff |
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font_01_sfnt_off0000cd0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD0D | 16444 bytes |
SHA-256: bf20d404ac7585060f47b3db7cead7d6342d87793c83aec979814db3748d477e |
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font_02_sfnt_off0000f6e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6E8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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