MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded URLs, many pointing to domains associated with compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. The document body is heavily obfuscated and unreadable, providing no direct content clues.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://hanedantoptan.com/upload/files/dujefidowij.pdf
- https://www.uniqueartzz.com/wp-content/plugins/super-forms/uploads/php/files/j4uj738n1036fb6u69nhc9b883/dotufogosixemateko.pdf
- http://tzsunup.com/upload/doruwotopolezokofigolaf.pdf
- https://drlalashow.com/php/billboard/uploads/file/lalajadojepin.pdf
- https://farmacieitaliane.com/documenti/file/tovudopekidezenenezadi.pdf
- https://viktorina.ledoritulys.lt/files/34915201908.pdf
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c99937301c---39938163629.pdf
- https://totounited.com/contents/files/21798388120.pdf
- http://ryanoomen.nl/uploadimages/files/xanapopuvagorogitevadi.pdf
- http://gocoachfox.com/userfiles/file/jedudugeminowinax.pdf
- http://cieplej.pl/imgturysta/file/15059398387.pdf
- http://autolavaggiocraparotta.it/userfiles/files/kefewegiwigut.pdf
- http://clarklawtexas.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/73320405639.pdf
- https://topclassgreenery.nl/images/file/96812273694.pdf
- http://www.adanakursmerkezi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f95f3b5074---3061863032.pdf
- http://hyundai-baoloc.com/luutru/files/bikudilubomodabezokonafa.pdf
- https://latework.cz/soubory/geberemesazejop.pdf
- https://almentispharma.com/ckfinder/userfiles/files/zejawabaximomojalu.pdf
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/20dc68d2c4a3edddcf54abc064e4adb7/95044996987.pdf
- http://gr-chem.com/upload/files/lonolidufigusomimad.pdf
- http://holidayservicemarsala.it/userfiles/files/89945233240.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=toy+story+paw+patrol
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c5b4.bin19bcf63039c3607aaf67ec254c35770c71ada696907be2cdd54a82e024ea975d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5B4 | 10080 bytes |
font_01_sfnt_off0000dc60.bine26e630514798c1a2161f1de8262242f48c8aa4a6b34eca7d1a746c819cb3042 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC60 | 20952 bytes |
font_02_sfnt_off00011321.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11321 | 16792 bytes |
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