MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, directing users to multiple compromised WordPress sites. These sites host further PDF files, suggesting a multi-stage lure or distribution mechanism. The presence of numerous external links and the use of compromised hosting point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://beaumont-residence.com/wp-content/plugins/super-forms/uploads/php/files/emgk4auqcvks34llsoo29qg7vd/37584829275.pdf
- http://www.advancedevents.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16098e4ac50904---50701039135.pdf
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/hp4e9jfco0d2av5kapprg2jrt7/gibimixomejise.pdf
- https://hotelristorantenovecento.it/wp-content/plugins/super-forms/uploads/php/files/14f36d96081a156e687c2d9a6982005b/zunivudakasapugiwuteni.pdf
- http://lynxitservices.com/ckfinder/userfiles/files/juteronoxebata.pdf
- http://www.thelawchamber.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609bd2b64dc2f---73211179725.pdf
- https://kodcomputers.ro/2664/uploads/39946018108.pdf
- http://rufullthrottle.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087d760e9b66---35791420346.pdf
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076cc319a5a7---zawulum.pdf
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a7717b0a96c---libuxorosixininori.pdf
- https://polskieplytki.com/wp-content/plugins/super-forms/uploads/php/files/c2b61035f5d37c712cc9167c91f0f58c/22367950748.pdf
- http://acecaalcoy.com/userfiles/file/15482610718.pdf
- https://flycam.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb5fc43172---65761654103.pdf
- https://shipnhanh247.vn/asset/files/85554331065.pdf
- https://sckprime.com/wp-content/plugins/super-forms/uploads/php/files/b4ce38be103f913c8ffe8bbf0cb0793e/38957178040.pdf
- https://alexandrapanayotou.com/web/images/static/file/74066447887.pdf
- http://posekatzahradu.cz/files/file/koseluvamiwatavowegeg.pdf
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/234720473573e533bda42c8815e611d2/19784449924.pdf
- https://fjordancv.info/wp-content/plugins/super-forms/uploads/php/files/1a5dd295372b43f7be13bae43da812ae/73239628357.pdf
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/160d90433397f7---88144541190.pdf
- http://assistance.uz/images/shared/file/rebajuwagowuzizes.pdf
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/h5jtcudvk1v00fnt7e8mvl4i25/zixagasatader.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=lateral+costal+breathing+exercises
- 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_off0000eba3.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBA3 | 16792 bytes |
font_01_sfnt_off000103ba.bin4eaef41c3980231a9a21d1df19fb0ab7f81102567041f1a5dd11ccbfbe5037fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103BA | 10708 bytes |
font_02_sfnt_off00011c43.binf15be9956478574f1b885c5726b1efad9ed0c670457581f3fb55ab7f8d4482c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C43 | 16576 bytes |
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