MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. The file contains numerous external URIs and links to compromised CMS uploads, suggesting it functions as a link farm or redirection mechanism. The presence of these links indicates an attempt to direct users to potentially harmful content, aligning with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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://philabc.ru/uplcv?utm_term=animal+crossing+wild+world+ds+download
- http://thailaundry.com/imgUpload/files/14296046858.pdf
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/16150eec3a3f7b---wobag.pdf
- http://ntep2008.com/UserFiles/File/10171017294.pdf
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/94092d8e892bec1e039dc0639566a730/26408042664.pdf
- http://xn--franzsischebulldoggen-lec.eu/userfiles/file/63962065077.pdf
- http://kutyasturak.hu/images/files/39835880332.pdf
- https://www.tristar-technology.com/ckfinder/userfiles/files/75911558536.pdf
- http://turatabor.hu/media/ginigu.pdf
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612e9fed60f0d---wewusolajawexagobovurun.pdf
- http://dinskayarealty.ru/media/file/5206619803.pdf
- http://getem.pl/files/file/71459740429.pdf
- http://dirpub.org/editor/ckfinder/userfiles/files/xupobegejatedoto.pdf
- http://bukharajohnscreek.com/sites/default/files/file/98551730829.pdf
- https://eurochen.com/UpFiles/WebEditorFiles/file/35455674596.pdf
- http://ticketsperiodico.com/galeria/files/74716312878.pdf
- http://intertermo.nl/userfiles/file/34028930370.pdf
- http://yjeverspeed.com/userfiles/file/11259800254.pdf
- https://eseninternational.com/uploads/files/furalasujefuborupinotorox.pdf
- http://rentappli.com/tinymce/jscripts/tiny_mce/plugins/phpimage/phpimage/upload/images/file/jozozoja.pdf
- http://shopabrang.com/images/files/likiza.pdf
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/1613d55fe92971---xibaligidujegogixadutiveb.pdf
- https://www.borzabadi.com/ckfinder/userfiles/files/7703953370.pdf
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134ec5e92f61---10113661228.pdf
- http://ferrocom-spb.ru/userfiles/files/71421795785.pdf
- https://www.fangjin.org/ckfinder/userfiles/files/sabugozudol.pdf
- https://alquimia.in/admin/fckeditor/editorfile/97743925558.pdf
- 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_off0000b520.bin9cc2596ddba1ef950c336dd03244fb24d0e44c5baaecaf41e3e02b7d0da4a949 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB520 | 10548 bytes |
font_01_sfnt_off0000ccf4.binbbf2722afaa83f75d5a211016d3f30413cdabdcaa1b661734df733b74b2ece61 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCF4 | 15304 bytes |
font_02_sfnt_off0000f3cd.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3CD | 16792 bytes |
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