MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to websites hosted on compromised CMS platforms or disposable hosting, suggesting a link farm or phishing lure. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of numerous external URIs and a link farm heuristic confirms the document's primary function is to redirect users to potentially harmful external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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 https://zulapin.com/calisma2/files/uploads/zuzoguz.pdf In PDF document text
- https://pirkitpadangas.lt/ckfinder/userfiles/files/37816892975.pdfIn PDF document text
- http://myboydfamily.com/clients/7/7f/7f513a2250c12de81a70a6735749c289/File/83389676276.pdfIn PDF document text
- http://generaltubi.com/container/ckfiles/files/28673117541.pdfIn PDF document text
- http://espokebar.com/uploads/files/59348982133.pdfIn PDF document text
- http://www.saraviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b231e8498b2---79834196678.pdfIn PDF document text
- http://axwelindia.com/uploads/viruvarojuporan.pdfIn PDF document text
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/9646a3cde4390964eb02fe64a4581757/17379438079.pdfIn PDF document text
- https://planet-pvc.com/upload/files/19420604648.pdfIn PDF document text
- http://xn-----6kcaheblih5ab0a6afqbzoqe.xn--p1ai/ckfinder/userfiles/files/24360028221.pdfIn PDF document text
- https://zweiund40.com/wp-content/plugins/super-forms/uploads/php/files/sps0bn476gun9863tl31i6q60e/finisisepazu.pdfIn PDF document text
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a152a299a76---dopuwivodigewivojazu.pdfIn PDF document text
- https://penal-garazh.ru/files/wiwofavag.pdfIn PDF document text
- https://www.lavishlook.se/wp-content/plugins/super-forms/uploads/php/files/19ba495ce743b8adfadaf92b3a8cb832/gowujuwode.pdfIn PDF document text
- http://gourmethousemacau.com/UploadFilesfile///37679409356.pdfIn PDF document text
- https://warsztatgdynia.pl/app/webroot/media/files/rimipemixafij.pdfIn PDF document text
- http://mwflower.com/upimagesfile///56183106890.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091d0c316cd7---navowujimilugi.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/f2cbb8b767ecf58240991dbb92a262fa/70238923997.pdfIn PDF document text
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/160cc82cf63142---manaxanafan.pdfIn PDF document text
- http://alituncer.com/userfiles/file/bumevofinokisunuropefap.pdfIn PDF document text
- http://esipro.lu/userfiles/file/fomogepujujofofogobemeri.pdfIn PDF document text
- https://ketgate.eu/wp-content/plugins/super-forms/uploads/php/files/e103d117a438c9a46db9646dc2303d90/xijufakeb.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=perfumes+the+a-z+guide+pdf+downloadPDF 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_off0000c137.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC137 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d94e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD94E | 11228 bytes |
SHA-256: 5a643e86ac6f02b0126b4d095daaf4b2e3ef02f56d9e759be3890f9e1f63d0b1 |
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font_02_sfnt_off0000f364.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF364 | 16724 bytes |
SHA-256: 8a5fc2150f0e17959ef2e53429d0aacfecd9b8d0d029a4fe7385a1b444155878 |
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