MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised or disposable domains, indicating a link farm designed to lead users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports the interpretation of this file as a malicious link aggregator.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://mea-travel.pl/userfiles/file/tuxugabujovikizububenip.pdf In PDF document text
- http://sriagasthiyarastro.com/FCKeditor/userfiles/file/40126568155.pdfIn PDF document text
- https://m-isc.com/userfiles/file/2983504443.pdfIn PDF document text
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/1609951d776d79---57242500957.pdfIn PDF document text
- http://www.nomorcantikjoss.com/file/tewilikipoloraga.pdfIn PDF document text
- http://autodilykanka.cz/cmsimple/images/file/risixoruj.pdfIn PDF document text
- https://fidelishospice.com/ckfinder/userfiles/files/tatawojuxadadotatojig.pdfIn PDF document text
- https://stillwaiting.org/userfiles/file/nekupolarulokizokimijebib.pdfIn PDF document text
- https://www.mediawerf.nl/bundles/store24backoffice/ckfinder/userfiles/files/56898734136.pdfIn PDF document text
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/zafujibidakerokadi.pdfIn PDF document text
- http://clinicaveterinariagoitese.it/userfiles/files/miremasexetogimobozitowub.pdfIn PDF document text
- https://aksukartela.com/images_upload/files/sapewufuzagejub.pdfIn PDF document text
- http://4darchitecture.org/img/all/29047526527.pdfIn PDF document text
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/0c339d7792d0fa6f083de9dd3096c29c/zebofixuradiwut.pdfIn PDF document text
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/0ecb38089312ece9fc69f3e68ab2b618/73018168515.pdfIn PDF document text
- http://phuvuongcorp.com/luutru/files/12544259470.pdfIn PDF document text
- http://zsmnowakowski.pl/userfiles/file/levoranugejewi.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160881c5c3c655---31204839537.pdfIn PDF document text
- https://forumhrdbekasi.com/webroot/userfiles/files/4166245712.pdfIn PDF document text
- http://factorycontrolprojects.com/userfiles/file/fimanalopixepibu.pdfIn PDF document text
- http://vitalchurchesinstitute.com/files/file/gupogaporubutise.pdfIn PDF document text
- https://mayxaydunghoangphuc.com/userfiles/files/48471881066.pdfIn PDF document text
- http://www.unidacardoso.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161088ceb446b9---gezeteb.pdfIn PDF document text
- https://pointsourcegroup.com/wp-content/plugins/super-forms/uploads/php/files/21c3785ae4f5ccc33f35920281aaf6ed/wuzurirewetudopikisexemuf.pdfIn PDF document text
- http://ahkjt.com/upfile/file/59922631419.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=epl+2019%2F20+fixture+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_off0000e81c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE81C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010033.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10033 | 10620 bytes |
SHA-256: 3b5e79d3fb8364430b6b62c6fb3d5e797ddfd318bd00160b0ae0b0aadbbdcfe8 |
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font_02_sfnt_off000118af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118AF | 16724 bytes |
SHA-256: 264d270e59f23aca7f4461473f5a21363794cf8e11aa9daa575d018b3a983b6d |
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