MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised WordPress upload directories or disposable hosting, suggesting it functions as a link farm to distribute further malicious content or phish users. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics strongly supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9946
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://xn--l3cbpp3gh4a5g5c.com/userfiles/files/96769725544.pdf In PDF document text
- http://baaningdoi.com/file_media/file_image/file/wexelewisunenix.pdfIn PDF document text
- http://bajajsports.com/userfiles/file/62598055939.pdfIn PDF document text
- http://atlantichomeportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f07b951a95e---83738118490.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c95718305a---vijosipewulalowume.pdfIn PDF document text
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/160c4e9ad7db0a---pivokikutatirixifesoze.pdfIn PDF document text
- http://aarogyamedico.com/userfiles/file/nasofitexeripesotavimuf.pdfIn PDF document text
- https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160a6e77b5c45f---37899071573.pdfIn PDF document text
- http://k-yoga.org/file_upload/spaw_upload/file/20210506180858.pdfIn PDF document text
- http://www.zav-mito.si/wp-content/plugins/formcraft/file-upload/server/content/files/160a7c2f9bbe2c---21105661835.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a91cec1495a---dewudekuxon.pdfIn PDF document text
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/e3e1666ad0d6a1ee89201ee7ea4797a6/6109474955.pdfIn PDF document text
- http://scamps.biz/userfiles/file/gonuzafatekobi.pdfIn PDF document text
- http://xn--80aaffebba2apgigwiiececnggk9e4k.xn--p1ai/pict/file/ferapogetosa.pdfIn PDF document text
- http://weingut-suppan.at/files/97624156053.pdfIn PDF document text
- http://korean-school.hu/hangul/userfiles/file/97829878078.pdfIn PDF document text
- http://stomerijindex.nl/images/uploads/rigizirititatiritak.pdfIn PDF document text
- http://globalsocialwlefaresummit.com//app/webroot/uploads/ckuploads/files/kobuvigosoj.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/hidpqcbikped7dqimcdn2et2i7/4255455678.pdfIn PDF document text
- https://c-effeimmobiliare.it/file/14679992264.pdfIn PDF document text
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160a028d90d05e---38952392084.pdfIn PDF document text
- https://muguet.fr/sites/default/files/file/35962767400.pdfIn PDF document text
- https://atamergranit.com/userfiles/file/mametegipezefulekubol.pdfIn PDF document text
- https://boldvision.tv/wp-content/plugins/formcraft/file-upload/server/content/files/160c7580eb5397---44794085194.pdfIn PDF document text
- http://magicdiscoradio.hu/userfiles/file/deduvetogewijiripuvowewo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=partes+de+un+molino+de+carne+electricoPDF 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_off0000db33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB33 | 10632 bytes |
SHA-256: 7e5e7fe9c666911b3dee1cf2e354affec0817e07b71deba79b9c066246d74f13 |
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font_01_sfnt_off0000f386.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF386 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010b98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B98 | 17564 bytes |
SHA-256: cf05abb3388e76c0f680fb715a94e8b161d08c0f298a7f2afec82e9597fc65cb |
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