MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML and ClamAV as malicious, with heuristics indicating it functions as a link farm on disposable hosting. The document body is heavily obfuscated, but the presence of embedded URLs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic suggest the primary goal is to redirect users to external, potentially malicious, sites. No scripts were extracted, but the nature of the PDF and its links points towards a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 5
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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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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://fotografoenricogiampieri.it/userfiles/files/bemibuwosagavesetud.pdf In PDF document text
- https://egokituz.eus/files/galeria/files/6835589180.pdfIn PDF document text
- http://esipro.fr/userfiles/file/vonalileta.pdfIn PDF document text
- http://www.akutrans.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131cf03b22c0---81497956632.pdfIn PDF document text
- http://xn--80aab8aioy.xn--p1ai/userfiles/file/54902626731.pdfIn PDF document text
- http://cathyknightwaite.com/ckfinder/userfiles/files/letulokemelujerabuna.pdfIn PDF document text
- http://plncse.hu/php_data/file/1675820325.pdfIn PDF document text
- http://mosjob.ru/images/file/wapupevokolixive.pdfIn PDF document text
- http://cafesezony.ru/fck_editor_files/files/12177503941.pdfIn PDF document text
- https://gabinetpro.pl/kosmetyczka/krakow/files/kesogimuzi.pdfIn PDF document text
- http://camelliafb.com/uploads/files/202109222144558163.pdfIn PDF document text
- http://hainescentreasia.com/images/file/58524886622.pdfIn PDF document text
- https://www.osteopathe-montpellier-sud.fr/ckfinder/userfiles/files/77529174840.pdfIn PDF document text
- https://mlbcsimleague.com/ckfinder/userfiles/files/gusaginotujupesa.pdfIn PDF document text
- https://berettyotv.hu/userfiles/files/25686646342.pdfIn PDF document text
- https://www.dooleysnaturalgas.com/ckfinder/userfiles/files/runumefusulasitiduz.pdfIn PDF document text
- http://easyreturn.store/userfiles/file/vekawofeloxokimugodirot.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133e584438a9---16214604500.pdfIn PDF document text
- http://ipcmanpower.com/admin/style/images/userfiles/file/68424362244.pdfIn PDF document text
- https://www.stock2morrow.com/ckfinder/userfiles/files/fenedanad.pdfIn PDF document text
- http://mueblesdepladur.es/1/userfiles/file/9653997510.pdfIn PDF document text
- http://bouwbedrijfansing.nl/userfiles/file/15931926495.pdfIn PDF document text
- http://fatfailogistics.com/fckeditor/files/file/gimegugagejonupix.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=subway+surfers+unlimited+coins+generatorPDF 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_off0000ba6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA6F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d286.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD286 | 11332 bytes |
SHA-256: c584729a038e2c73f446865c979ac261a0c835d46903463da8f3ab416a5741ec |
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font_02_sfnt_off0000ecfe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECFE | 16628 bytes |
SHA-256: a33d5ac25a2b10e70556f6be3be8f1e93b2f6bc7ed7adecced1645f933253ed0 |
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