MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected by ClamAV as 'Pdf.Phishing.Trojan' and flagged by an ML classifier, indicating malicious intent. Heuristics reveal it functions as a link farm, with numerous embedded URLs pointing to compromised CMS upload directories and disposable hosting. These links likely lead to further malicious content or phishing pages, facilitating a multi-stage attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9950
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 http://www.suffaheducation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6b8b177605---lalanuxodo.pdf
- http://ascensionchina.com/userfiles/file/36747920923.pdf
- https://apexforestservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608443dbcf588---26965830719.pdf
- http://strategie-online.net/catalogue_dynamique/file/wofefitusopineger.pdf
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afa2aa61b1f---43276291289.pdf
- http://www.sport-konyv.hu/userfiles/file/34911621958.pdf
- http://kancelaria-perfect.pl/app/webroot/media/files/56702807514.pdf
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/95738f61c468d124ce220d2bcd8aa8b7/7456420846.pdf
- http://feriaalainversa.com/uploaded/files/dibulilewademapu.pdf
- https://goodline.by/userfiles/file/75771253933.pdf
- https://faresaldabbous.com/uploads/files/zizadijidijetutibaj.pdf
- https://pharmnet.cz/ckfiles/files/files/bonawobupovimazewuzuje.pdf
- https://funkydrop.shop/wp-content/plugins/super-forms/uploads/php/files/20160f38271a5d30098b597b7b441995/vopanigosiv.pdf
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607d27a66a6fc---58701422130.pdf
- https://presstone.hu/userfiles/file/lulozufuvisijer.pdf
- http://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7f57589a78---27193872970.pdf
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b90a3803763---rogekotegujel.pdf
- https://leanuslab.com/UserFiles/file/20370673305.pdf
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd616e4e836---mijaxujako.pdf
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608436c0cd3a9---janafarazidofuxesal.pdf
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/9f5eceae3bc6a7c4ad66cadbb3548e9f/45888281202.pdf
- http://www.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16071cb0708e9f---27754833029.pdf
- https://www.themeshcowork.com/wp-content/plugins/super-forms/uploads/php/files/252e693dbc130a297c45532638045c1f/45828578725.pdf
- https://www.c2commercial.com/wp-content/plugins/super-forms/uploads/php/files/56d70c27b95d23f228982bf0b83d1fcc/pakunebobezozojutor.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=before+the+enlightenment
- 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_off0001774b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1774B | 16792 bytes |
font_01_sfnt_off00018f62.binef049f6160fd980c285fca0d3164289fb2e9070422e04bcd5f554b71984f0f8a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18F62 | 10384 bytes |
font_02_sfnt_off0001a69b.bin481ff6fb7ff10a24a91030088cb4ec953456ec979574c304f8782e1cc6361f55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A69B | 17764 bytes |
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