MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier with high confidence. It contains numerous links pointing to compromised WordPress sites, suggesting it's part of a link farm designed to lure users to malicious content. The presence of external URIs and link farm heuristics indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://huntic.ru/uplcv?utm_term=more+series+like+13+reasons+why
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609f27d2a7bab---pulab.pdf
- https://lea-inc.com/wp-content/plugins/super-forms/uploads/php/files/b8407dea4f7104702b30c047cdcadc7b/56590468837.pdf
- http://www.adatechotomasyon.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609ef59a6e94b---ribamitirivanasapinujeget.pdf
- https://evg-prague.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160aa506505f84---zoxagasijil.pdf
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c90eabab52---kanitinixipexubeb.pdf
- http://erfolgsapp.de/wp-content/plugins/formcraft/file-upload/server/content/files/16071abf19e803---59045446146.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d9de6144e1---nipizopun.pdf
- https://divorcioconsensual.com.br/wp-content/plugins/super-forms/uploads/php/files/f2d7aa40e947d15d608361ec20d4ca1f/mosedutejesexaluxijab.pdf
- http://imaginove.eu/data/Files/1453127390.pdf
- http://bergfin.se/wp-content/plugins/formcraft/file-upload/server/content/files/16096f96e5cc63---25073170867.pdf
- https://asaptransfers.co.uk/wp-content/plugins/super-forms/uploads/php/files/5e1v5dktqhnnb35o1c48c6ths3/51359502657.pdf
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/14954711977e798decc34910edfb70a8/xuwodupufofapif.pdf
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f0982b9c69---jajov.pdf
- http://uss100.com/clients/5/56/562308f4da1da23328cfd9e5c9f3e68f/File/budutafiberafaxexu.pdf
- https://georgiamusicpartners.org/wp-content/plugins/super-forms/uploads/php/files/89846a7bf5891c67ef2b259f4da78e7c/16555564924.pdf
- https://bbgpiti.com/userfiles/files/dudavetuxivowenetakaripun.pdf
- http://unseenadventure.com/userfiles/file/bikasadedinazawuga.pdf
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/pv72nfjjci6jncj68639hig6ei/zidozo.pdf
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/n2d97nkvpb44p5v13toimpjdu4/60128202999.pdf
- https://voyagerf.ru/wp-content/plugins/super-forms/uploads/php/files/bc34ecd0e6edbd57426ff5c3c692da01/17469441178.pdf
- http://lulanjina.net/upload/files/vagisamuxebimegar.pdf
- http://versobrokers.eu/userfiles/files/79351860118.pdf
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079ac4c6e95e---60907007541.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_off0000fb02.bin102d431200ada6ac4d4f7db8eab30c2c61c4001f3de386a6f2d506f735e6819c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB02 | 16700 bytes |
font_01_sfnt_off00012637.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12637 | 16792 bytes |
font_02_sfnt_off00013e4e.binc379e61c576c326e6829d9a57b78b6fb9c86142f5668c2fa1c7ab58eaefce6dd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E4E | 10616 bytes |
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