MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous external links, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The embedded URLs and link farm structure indicate an attempt to trick users into visiting potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
Heuristics 6
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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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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://vleek.com/uploads/files/87469769696.pdf
- http://mengnuanua.com/app/webroot/files/files/xatejudi.pdf
- https://bselink.com/userfiles/file/35416839029.pdf
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614670b853497---bidufa.pdf
- http://uslugi-ogrodnicze.pl/pliki/File/21807028959.pdf
- http://goang-hann.com/uploads/files/202109071627598024.pdf
- https://www.democratum.com/wp-content/plugins/super-forms/uploads/php/files/c0421820c8849af1980685cd81be5142/tobifupepadetupofiw.pdf
- http://biznesfishki.ru/files/userfiles/files/xigukiwa.pdf
- http://dentistturkey.com/image/files/xozalu.pdf
- https://inprovitpuertorico.com/ckfinder/userfiles/files/fatategowusufolugubuw.pdf
- https://kovrdom.ru/sites/all/sites/default/files/file/nubefizapawatat.pdf
- http://dh-life.com/ckfinder/userfiles/files/1324456101.pdf
- https://biserica-izvorul-tamaduirii.ro/files/49998110674.pdf
- http://zpkprzemysl.pl/ckfinder/userfiles/files/pujolelelativokiramibus.pdf
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/7dd6ea57a461c75d078df5c3f1d629b9/35620409078.pdf
- http://neza.cz/UserFiles/File/34570905422.pdf
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/3ffbb791d401515adcb84726d2cb029e/84666674997.pdf
- http://targhevaticane.it/userfiles/files/80468671024.pdf
- http://lamekatus.com/uploads/ckeditor/files/nazaferezovamoguj.pdf
- http://zl369.net/userfiles/file/pajidadefox.pdf
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144fc77134d2---puzinijisometim.pdf
- http://bitite.lv/media/txt/122/file/zidifidusonij.pdf
- http://cerritos.songhakbbq.com/uploads/files/najozetawijumozix.pdf
- http://windcampus.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131907585429---81967415319.pdf
- https://www.andimoda.com/wp-content/plugins/super-forms/uploads/php/files/934dd8f39cf4165ed243994090fdf809/82909828990.pdf
- http://villacappuccina.com/userfiles/files/kipikexarorika.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=xiaomi+android+11+bugs
- 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_off0000cfdf.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFDF | 16792 bytes |
font_01_sfnt_off0000e7f1.bin0ff332b6529e9868da5c6217618593b6c8e4f1028a9e0d3bb92b4b40fd1b3d12 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7F1 | 17516 bytes |
font_02_sfnt_off0001155a.bin5c141f04006696e659117bd427278f740ff72dfcbae5bd7ab9d725111481ca84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1155A | 10612 bytes |
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