MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by ClamAV and an ML classifier. It contains a large number of links, many pointing to compromised WordPress sites, indicating it functions as a link farm. The primary purpose appears to be directing users to potentially malicious content hosted on these compromised domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9756
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://artbynela.com/uploads/file/69545625282.pdf In PDF document text
- https://www.novet.de/wp-content/plugins/formcraft/file-upload/server/content/files/160af60b71803b---mesagilutib.pdfIn PDF document text
- https://www.scilights.com/wp-content/plugins/super-forms/uploads/php/files/572ef88d5a5e6c487e219d4f1c0ae2f2/44451803121.pdfIn PDF document text
- http://sotel-perm.ru/site/file/nozewutafevolupejitun.pdfIn PDF document text
- http://www.realisthotel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071986eb1552---dunovaluwufu.pdfIn PDF document text
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160c0aa0d7ec57---gixebon.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/160c635faf3c60---mijakevopevefex.pdfIn PDF document text
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082839ab5f77---bazitisuxedalivuvoramu.pdfIn PDF document text
- http://chocoenglish.com/_UploadFile/Images/file/23444503949.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/759af0ad35ab8291c2074afff45ff1c4/nawemawevizi.pdfIn PDF document text
- http://delawaretravelmedicine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a2e45bc7d9---41539215410.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c703d2d29ac---finesowerapinowevakuf.pdfIn PDF document text
- http://amadpich.com/userfiles/file/sovegen.pdfIn PDF document text
- https://mindspacepsytherapy.com/upload/ckfinder_temp/files/20210603092232.pdfIn PDF document text
- http://glamour-nsk.ru/ckfinder/userfiles/files/wedujarenevoziw.pdfIn PDF document text
- http://odessahighschool1970.com/clients/7/70/70263b1be1b93b62200e198143f59f20/File/22546947674.pdfIn PDF document text
- https://oddluzanie.net/userfiles/file/nuwogaleravukiwariter.pdfIn PDF document text
- https://theemperorsoldclothes.co.uk/wp-content/plugins/super-forms/uploads/php/files/ausd4ktd4fbpcqsll6t5g4v12v/47366230054.pdfIn PDF document text
- http://www.zulfugar.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160727137dd909---dofolosopoxomekow.pdfIn PDF document text
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afb1f3cb774---zibafevakekijamizufikew.pdfIn PDF document text
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a22e66bcb3f---17481859821.pdfIn PDF document text
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/160afacaa277c1---62705179598.pdfIn PDF document text
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609c8b2a2e550---kapapen.pdfIn PDF document text
- https://gpagroup.in/wp-content/plugins/formcraft/file-upload/server/content/files/1608e196cc49fa---66262264659.pdfIn PDF document text
- http://hagelkonzept.de/userfiles/file/42822610885.pdfIn PDF document text
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/omuvi50tu1830hcap5qdsq1gm0/39831327447.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=doctor+who+the+pondsPDF 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_off00020497.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x20497 | 10400 bytes |
SHA-256: 218f6e6b9cb7de84122cb2c551e563adf4f7308a4c7daeffd7354ac27037c2ca |
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font_01_sfnt_off00021c22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x21C22 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00023434.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x23434 | 18268 bytes |
SHA-256: 4ae2f5781b8238969ab47afbec9087e8d723e4e5d26e5ebf267c0a14e1847bfd |
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