MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links to external websites, many hosted on compromised WordPress installations, suggesting it functions as a link farm. These links likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9895
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://archism.ru/uplcv?utm_term=give+me+answers
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca464cb470---56924858280.pdf
- http://alicekhenrylawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/30839617218.pdf
- https://gtsonline.nl/wp-content/plugins/super-forms/uploads/php/files/oo8o5cp4dupco9rhvpu2hesdkb/56281230434.pdf
- http://kanstm.com/ckupload/files/45182743357.pdf
- https://awlights.com/wp-content/plugins/super-forms/uploads/php/files/886152daf02e8d847b82736cab64c083/87044495622.pdf
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/8b2e590bb24fa697798f22cc1c10ac2e/jaduwenimijominubujut.pdf
- http://dlevitin.ru/fck_editor_files/files/wosuwulako.pdf
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/160846979e1280---63787599078.pdf
- http://bartuceviri.com/userfiles/file/90335377205.pdf
- https://travels-ukraine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f797e1922b---mafexo.pdf
- http://kmkonsult.cz/userfiles/file/wozazavazewo.pdf
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/044ee3c74f97dd4f925c3825cede87bf/rililisoluzaw.pdf
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/fb8e3fdabe25b164d5f99276d27dd19d/zutubolorutal.pdf
- https://micast.de/wp-content/plugins/super-forms/uploads/php/files/dk6hqf15escgikbgdqklki27bf/36368227019.pdf
- https://cgeminfos.ma/upload/file/88924577735.pdf
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/cf55hhm6kodk6fj8a6ql4apmer/60242682284.pdf
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/160b78966456c1---fojuxavokomekigexar.pdf
- http://www.annaleehuber.com/content_files/file/27811497503.pdf
- http://metzpaintings.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ab2c42d41f---zixivijumadevemujofodu.pdf
- http://morgancountyoh.com/userimages/9388702868.pdf
- https://prospr.fr/ckfinder/userfiles/files/famuzesamomilakupar.pdf
- https://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/53l09onrm5fp4cr9mj7hd9hn5i/nateg.pdf
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/2d39cbf089e38a1f6544192cba6b50d4/finewamawuwim.pdf
- http://wagnerpc.com/userfiles/files/11257090408.pdf
- http://zxsolar.com/d/files/xukutetujutuxemibagerof.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010402.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10402 | 16792 bytes |
font_01_sfnt_off00011c19.bin5cf30a87b36719e70e2a7406ac8ce1f2c37c82d02c6fcc95829db68f8c0abe5e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C19 | 10196 bytes |
font_02_sfnt_off000132f3.bin4ce60333086414621b411874360a957007cd958c7bbe83efe48d5798138ab069 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x132F3 | 16268 bytes |
font_03_sfnt_off000148f2.bina751fa03e486f7f88038d3c6041a51e8129df0516ec6bc2b027b5aa82045e0a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x148F2 | 19376 bytes |
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