MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, with numerous URLs pointing to compromised CMS upload storage and disposable hosting. These links are likely used to distribute phishing content or download further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9919
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://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/ffec4a3c6af98fb0abc53896b957f4c4/83132985933.pdf In PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/vov7ge2ur23a3hv4uopc10bbr4/mofebakesanoxumimegera.pdfIn PDF document text
- http://deauville.ru/files/file/94165715317.pdfIn PDF document text
- https://staffxrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/d621d64e35d3dda8c39c76251cfe7d41/pezunevode.pdfIn PDF document text
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/nbgrev5ah43o9e76anb85mnch3/jaborijibuduxebeb.pdfIn PDF document text
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ae912203eed---41497666616.pdfIn PDF document text
- http://signauction.net/userfiles/file/safenuzakeworaludepitebox.pdfIn PDF document text
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/ef0c0ab5541a43de5dd36ea8bcbb3c01/lumaku.pdfIn PDF document text
- http://dodici12.ru/wp-content/plugins/super-forms/uploads/php/files/va1tflsc5aasg0njp5k4r77266/wofebovomawolegekoso.pdfIn PDF document text
- https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/8j9f0pbeav4qki72s0h5mubig4/59025489482.pdfIn PDF document text
- http://autoshiftbid.com/fckeditor/userfiles/file/gikesezat.pdfIn PDF document text
- https://fidelishospice.com/ckfinder/userfiles/files/gelanujefi.pdfIn PDF document text
- http://artbaget.net/admin/ckfinder/userfiles/files/24076694043.pdfIn PDF document text
- http://bjsixiang.com/jingkelun/userfiles/files/20210701143717.pdfIn PDF document text
- https://inverpalmas.site/aym_image/files/nimadawufunixige.pdfIn PDF document text
- https://shopinhome.com/ci/userfiles/files/82983889479.pdfIn PDF document text
- https://spherule.org/wp-content/plugins/super-forms/uploads/php/files/4c8cf399d119460dbed69492c2e3507b/34876648574.pdfIn PDF document text
- http://emekyesiltepe.net/images_upload/files/80065375310.pdfIn PDF document text
- http://bellezaeimagen.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160a7ac69cf1e2---kizelipi.pdfIn PDF document text
- http://kolesnikov.pro/ckfinder/userfiles/files/didaridodijoximofupiw.pdfIn PDF document text
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/dafad10994e25f55644bccebf834d19e/53329363068.pdfIn PDF document text
- http://interface-referencement.com/userfiles/file/39107805700.pdfIn PDF document text
- http://highgaincomposites.com/img/file/202178121819.pdfIn PDF document text
- http://www.chubsorn.com/file/files/butebak.pdfIn PDF document text
- https://gangwontaxi.com/FileData/ckfinder/files/20210720_6E000DE01817994A.pdfIn PDF document text
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa9d7939bc1---vizubetibitadujasuzezika.pdfIn PDF document text
- https://www.sadcmedia.com/wp-content/plugins/super-forms/uploads/php/files/q1li8op9m418k635bp23sk19a9/kelavowifemusevo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=free+self-esteem+workbook+for+youth+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e359.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE359 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fb70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB70 | 10948 bytes |
SHA-256: 2a211f9fc159e43dd7b45699bcf903bf136c3468cb94ebb25bc303cbd4d7d61d |
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font_02_sfnt_off000114b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114B9 | 16656 bytes |
SHA-256: 4a7659a24d3185a98ecc7dd761f3f4eb4c7d19a429e602a528f0efd8238a325a |
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