MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to PDF files on various domains, suggesting a link farm or redirection mechanism. The presence of external URIs and the overall structure indicate an attempt to lure the user to malicious content, likely for phishing purposes.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 5
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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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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.atsamuihaus.com/image/upload/File/rigezovu.pdf In PDF document text
- http://russkiivopros.com/images/FCKeditor/file/30007907804.pdfIn PDF document text
- https://congchunghadong.com/uploads/files/66815111313.pdfIn PDF document text
- http://chinastom.ru/userfiles/file/novivomojafetuxezur.pdfIn PDF document text
- http://russia-ex.com/images/blog/file/48425045671.pdfIn PDF document text
- https://medgal.pl/admin/ckfinder/userfiles/files/fiboguze.pdfIn PDF document text
- http://ulv-fogger.es/d/files/8066373671.pdfIn PDF document text
- https://retake.dk/ckfinder/userfiles/files/89696944813.pdfIn PDF document text
- http://onelove.cz/file/68680390039.pdfIn PDF document text
- http://uro-medical.pl/zdjecia/fotki/file/zomotomufefurelesufid.pdfIn PDF document text
- http://jia-longsofa.com/uploadpic/jialong151126/files/202109100705558279.pdfIn PDF document text
- http://dija.lv/public/userfiles/file/629825991.pdfIn PDF document text
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/5f253277c0a547d0b770cbca54b196fb/58732939765.pdfIn PDF document text
- http://naturestuff.nl/siteimages/file/14971618725.pdfIn PDF document text
- https://xn--z4qq44i.xn--kpry57d/upload/actfiles/72499117553.pdfIn PDF document text
- https://sandipkumardutta.com/ckfinder/userfiles/files/30043008460.pdfIn PDF document text
- https://vinaarc.com/app/webroot/files/ckfinder/userfiles/files/durazavaro.pdfIn PDF document text
- https://reclamesticker.nl/images/uploads/file/In PDF document text
- http://nuitsdartistes.eu/images/file/giragakufawogowil.pdfIn PDF document text
- http://solar-makernavi.com/ckfinder/userfiles/files/37010998348.pdfIn PDF document text
- https://basealimentare.it/webroot/files/fck_uploads/File/wutagijixapa.pdfIn PDF document text
- http://area100impianti.it/userfiles/files/wuverukidagilugerataf.pdfIn PDF document text
- http://halaljones.com/uploads/files/soweda.pdfIn PDF document text
- https://moulindelarroque.com/userfiles/file/jidaleleruxowor.pdfIn PDF document text
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/161375936429b3---tulowak.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=camera+ptp+mode+androidPDF 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_off0000afc1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFC1 | 10368 bytes |
SHA-256: 44862f4e14ee47bcc16c4b4a9e67e09c0012ec28d5d2551acaecc4c843576aae |
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font_01_sfnt_off0000c717.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC717 | 14332 bytes |
SHA-256: eea4c5f89fba3a85e888a1f2dbdc23614e747df006619dc1981b4ee32a921c57 |
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font_02_sfnt_off0000eadf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEADF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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