MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to potentially disposable hosting, consistent with a link farm used to distribute malicious content or phish for credentials. Although no scripts were explicitly extracted, the PDF structure and heuristic firings strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://printrun.nl/userfiles/files/54533135951.pdf In PDF document text
- http://andreuma.madteam.net/ckfinder/userfiles/files/82552522100.pdfIn PDF document text
- http://woodwork.pl/ubezpiecz/obrazy/file/wezikixapejebiposave.pdfIn PDF document text
- https://casalindasbakery.com/ckfinder/userfiles/files/49867904089.pdfIn PDF document text
- https://ceylinpin.com/calisma2/files/uploads/48210907628.pdfIn PDF document text
- http://bielle-srl.com/userfiles/files/59851048738.pdfIn PDF document text
- http://lovelyspa.net/ckfinder/userfiles/files/rufiralewi.pdfIn PDF document text
- http://doudou.tw/userfiles/files/godusu.pdfIn PDF document text
- http://xn--2o2b17g32e8xisqq.com/userData/board/file/soripofufemutadavapux.pdfIn PDF document text
- http://www.adanakursmerkezi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f101ea1e0f---9401478382.pdfIn PDF document text
- https://kingwaterpure.com/ckfinder/userfiles/files/44423882784.pdfIn PDF document text
- https://cashcruis.ru/wp-content/plugins/super-forms/uploads/php/files/58c73bc6e65139728dd9b221f9ccec06/85451560842.pdfIn PDF document text
- http://sosonomo.com/ckfinder/userfiles/files/44021614248.pdfIn PDF document text
- http://sevvalturizm.com/rsm/files/84777289804.pdfIn PDF document text
- https://shaksheer.com/app/webroot/upload/files/pezosipibesejiwujoruxazo.pdfIn PDF document text
- https://dolaodong.com/userfiles/file/nuzuvesowuforibalekegoto.pdfIn PDF document text
- https://abhimaninteriors.com/ckfinder/userfiles/files/gazulamenipajomavo.pdfIn PDF document text
- http://bangladeshceramicsociety.com/uploads/editor/files/18337493174.pdfIn PDF document text
- http://gysanya.com/upload/file/210928015317764062lzd6l3gimymg.pdfIn PDF document text
- http://e-motyle.natura2000.pl/imgturysta/files/46774431865.pdfIn PDF document text
- http://autodilygood.cz/files/file/80862156470.pdfIn PDF document text
- http://sherwoodchambergolf.com/ckfinder/userfiles/files/18317122184.pdfIn PDF document text
- http://kvrhousing.com/uploads/75212904571.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=allocation+meaning+in+marathiPDF 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_off0000b33c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB33C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cb4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB4E | 18556 bytes |
SHA-256: 9f0e94e10b962329bf4667e82af23a932b7500493e05629e03cfa51a391a7112 |
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font_02_sfnt_off0000fa05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA05 | 10488 bytes |
SHA-256: f03da71d2375579707a2478f83e9023419ab3b1416f8fcc8b72bdd2c4fc53cee |
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