MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, with many pointing to unknown or potentially malicious domains, suggesting it functions as a link farm or redirection mechanism. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a tactic to obscure the final destination. While no scripts were explicitly extracted, the nature of PDF malware often involves JavaScript for obfuscation or exploitation, hence T1059.007 is included.
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://jainfarms.com/uploads/84034344040.pdf In PDF document text
- http://webmba.fr/client/logo/file/78482273138.pdfIn PDF document text
- http://gryfarmerskie.pl/pliki_wyswig/files/11565226400.pdfIn PDF document text
- https://resttour.com/images/userfiles/files/76271399992.pdfIn PDF document text
- http://design-klasse.de/ckfinder/userfiles/files/bevikogowoximekakorofen.pdfIn PDF document text
- https://kop-trans.pl/uploads/userfiles/files/xazap.pdfIn PDF document text
- http://ky-auto.com/uploadfile/files/40104367839.pdfIn PDF document text
- https://dgssu.com/upfolder/e/files/20210905172755.pdfIn PDF document text
- http://tinhdauvietnam.vn/upload/files/29807514860.pdfIn PDF document text
- http://wecans.net/_UploadFile/Images/file/pulilab.pdfIn PDF document text
- https://doublehair.center/upload/ckfinder/files/gaguwukurukadado.pdfIn PDF document text
- http://www.saletime.gr/admin/fckfiles/file/lerinutu.pdfIn PDF document text
- https://vico-immobilien.com/ckfinder/userfiles/files/35923896391.pdfIn PDF document text
- https://www.aicsmindia.org/ckfinder/userfiles/files/vonenuzejaxavi.pdfIn PDF document text
- http://matrixuniverzum.eu/wp-content/plugins/formcraft/file-upload/server/content/files/161430eb91b74c---vebikawazikot.pdfIn PDF document text
- http://labradory.pl/file/89961389649.pdfIn PDF document text
- http://lindseyderence.com/userfiles/files/romusokopugodajuzagexu.pdfIn PDF document text
- http://eltprof.ru/userfiles/file/51662714737.pdfIn PDF document text
- https://ip-kamera-rendszer.hu/ckfinder/userfiles/files/55819636921.pdfIn PDF document text
- http://vanharteyoga.nl/uploads/files/43919408171.pdfIn PDF document text
- https://inchirieriavioane.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161409fea66ec4---40137135702.pdfIn PDF document text
- https://pearproperties.in/userfiles/file/biruvadunagegijob.pdfIn PDF document text
- https://ostrichtours.com/ckfinder/userfiles/files/gipugiwolo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=major+questlines+in+skyrimPDF 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_off0000b707.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB707 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cf1e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF1E | 10844 bytes |
SHA-256: 6f6efe2e874403bf04302de6f6e5798fe5a605d9969f3d117e4e070cb98269a0 |
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font_02_sfnt_off0000e826.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE826 | 15992 bytes |
SHA-256: c596cba7f3ad46ac39ef3469cf76348ad1d34c5cd015db85a444ba58972f6502 |
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