MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to potentially disposable domains, suggesting a link farm or phishing lure. The PDF structure and heuristic firings indicate it is designed to redirect users to external sites, likely for further exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://www.pattyn360.com/upload/forum/files/42073466761.pdf In PDF document text
- https://wspaperbag.com/userfiles/file/26148330250.pdfIn PDF document text
- http://www.bordadoindustrial.com/ckfinder/userfiles/files/futobebikirufibixogujaro.pdfIn PDF document text
- https://fairtradeportal.pl/userfiles/file/73116767230.pdfIn PDF document text
- http://imhome-listings.com/userfiles/files/51441386755.pdfIn PDF document text
- https://www.allduniv.ac.in/ckfinder/userfiles/files/tojafarojeragin.pdfIn PDF document text
- http://thietbimaugiao.vn/Images_upload/files/59288989855.pdfIn PDF document text
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/16134067334fa4---menagitebibafa.pdfIn PDF document text
- http://parzenica-bialka.pl/userfiles/files/tolemew.pdfIn PDF document text
- https://etcbt.com/userfiles/file/venenegidurezemo.pdfIn PDF document text
- http://4998horo.gmmwireless.com/contents/files/gegesemejilamazewid.pdfIn PDF document text
- https://geloracinta.com/contents/files/43912199929.pdfIn PDF document text
- http://studiotecnicolamanna.com/userfiles/files/71471181275.pdfIn PDF document text
- http://newworldss.com/uploads/file/voxomuvasebugavafizuba.pdfIn PDF document text
- https://euroialinsol.ro/userfiles/file/7623864806.pdfIn PDF document text
- https://biblioteka-koneck.pl/ckfinder/userfiles/files/88882403451.pdfIn PDF document text
- http://abbuffalowings.com/uploads/files/4504708611.pdfIn PDF document text
- http://partner-support.net/user_data/userfiles/files/ruvezutokinifu.pdfIn PDF document text
- http://mobilni-kadernictvi.cz/files/file/34685170042.pdfIn PDF document text
- http://www.homefacelifters.com/wp-content/plugins/super-forms/uploads/php/files/6a1942c54fbeb21b828d3f3c0a8a2342/kitupegutepusujibuzimida.pdfIn PDF document text
- https://embassyinvietnam.com/webroot/img/files/kizilij.pdfIn PDF document text
- http://majstrissmt.eu/www-data/file/rojufevipuwawagepo.pdfIn PDF document text
- https://willmarareachamber.com/ckfinder/userfiles/files/97178776554.pdfIn PDF document text
- https://zebcom.in/userfiles/file/51902892391.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=mejores+juegos+para+android+gama+bajaPDF 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_off0000f940.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF940 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011152.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11152 | 19352 bytes |
SHA-256: 57a70ed2b34db11e90179bcc89e9207a186133b7dd148b838527203f4cabda84 |
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font_02_sfnt_off000142e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x142E7 | 10952 bytes |
SHA-256: 28dfdaacda32073d4d9d34271b5be50093c0a0ebd837802e5aab64bba466044d |
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