MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised WordPress sites acting as a link farm. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution. The presence of multiple compromised domains suggests a broad campaign aiming to lure users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://useoneconvo.com/wp-content/plugins/super-forms/uploads/php/files/14dbb89e406f76da9ec6cddcb9506068/14351262017.pdf In PDF document text
- https://czus-lukasa.sk/userfiles/file/dexikutegifezuzefanuv.pdfIn PDF document text
- https://pcstaiwan.com/ckfinder/userfiles/files/68772156398.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160acc9506604d---koveluj.pdfIn PDF document text
- http://biomisszio.hu/tmp/putovawufugumepuxop.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131bf1c9ff38---togurilil.pdfIn PDF document text
- https://pasarantogeldua.com/contents//files/dakilavefax.pdfIn PDF document text
- http://balogmihaly.hu/UserFiles/file/wavimenijobip.pdfIn PDF document text
- https://auf.vn/wp-content/plugins/super-forms/uploads/php/files/ht80510c5ri5pj42gg25sguf15/19887830058.pdfIn PDF document text
- http://feynburg-uhren.de/uploads/wununuzeme.pdfIn PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/59bced66d24038b01ab45a667eed6237/sowiful.pdfIn PDF document text
- http://apsencollege.org/test/fckeditor/file/gemaxonitir.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d33d4a9c116---86686963119.pdfIn PDF document text
- http://tverzhilservis.ru/foktver.ru/ckfinder/userfiles/files/27780730301.pdfIn PDF document text
- http://nineslash.com/user_file/file/43377096294.pdfIn PDF document text
- https://armagedonspedycja.pl/files/file/74253080328.pdfIn PDF document text
- http://vipavtoufa.ru/wp-content/plugins/super-forms/uploads/php/files/5c3ff0d1a0350f814bb0c83687896958/50723481897.pdfIn PDF document text
- https://alarrabnews.com/images/content/content/file/jineboniv.pdfIn PDF document text
- https://roshnaai.com/ckfinder/userfiles/files/83457585920.pdfIn PDF document text
- https://binarbaidfabrication.com/public_html/userfiles/file/58485780627.pdfIn PDF document text
- https://huanghecables.com/d/files/93923724744.pdfIn PDF document text
- http://dynamic1984.com/user_file/file/vebekuzifupumujode.pdfIn PDF document text
- http://www.jindatunnel.com/up_files/file/44834666897.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=tws+ordonnanceur+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_off0000e155.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE155 | 10524 bytes |
SHA-256: 2a36348804781f78e94238eddc97811542fdeda4458903791f99a3118964d8b6 |
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font_01_sfnt_off0000f977.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF977 | 18872 bytes |
SHA-256: c5dec0051b1c6ef522d761abf8352dbde007f05d3ca3f8c5eccfd214234ac0ef |
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font_02_sfnt_off00012ac7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AC7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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