MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as a link farm, with many URLs pointing to compromised CMS uploads and disposable hosting. The ML classifier and ClamAV also identified it as malicious, specifically as a phishing trojan. The embedded URLs suggest an attempt to redirect users to malicious content, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://opuspoint.com/ckfinder/userfiles/files/tegavugajeratatoru.pdf In PDF document text
- http://pck.malopolska.pl/wp-content/plugins/super-forms/uploads/php/files/89eaa4b94382c5100a83ecdfe63578d8/67586845662.pdfIn PDF document text
- https://ltgtrends.com/wp-content/plugins/super-forms/uploads/php/files/0c771252206444c2305fc6d7e8133ddd/97010196510.pdfIn PDF document text
- http://xn----7sbbbizu2bxaod.xn--p1ai/userfiles/file/sodugip.pdfIn PDF document text
- https://www.harasportcenter.com/wp-content/plugins/super-forms/uploads/php/files/m0841qt7ccf5o8rsteulbgiolc/5718799652.pdfIn PDF document text
- https://www.wappa.com.au/siteadmin/ckfinder/userfiles/files/6871964978.pdfIn PDF document text
- http://assotechne.eu/userfiles/files/34138145359.pdfIn PDF document text
- http://xn--49s538bo8ux8c.net/userfiles/file/zinawofadiginuzilinu.pdfIn PDF document text
- http://designbeginnings.com/upload/file/nepuza.pdfIn PDF document text
- http://teplospectr.ru/images/files/3678367392.pdfIn PDF document text
- https://kocarbonag.com/luutru/files/borazipore.pdfIn PDF document text
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/df1c989ec9a44fa2a2a05a64a5db4fc2/wagesaf.pdfIn PDF document text
- http://parcroyale.hk/userfiles/63871093729.pdfIn PDF document text
- https://floresdeserrezuela.com/aym_image/files/10012455956.pdfIn PDF document text
- http://verkaufs-akademie.com/userfiles/file/41468099702.pdfIn PDF document text
- http://dotacjedlaoze.pl/userfiles/file/77991300748.pdfIn PDF document text
- https://www.aceitedeoliva.com/wp-content/plugins/super-forms/uploads/php/files/22b4c84b52a1643fa7b1b2dcb85a5e0d/73715884754.pdfIn PDF document text
- http://huerural.com/uploads/image/files/semezuwumepevor.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dcd7f9b18e---46734096884.pdfIn PDF document text
- http://goopenapp.com/uploads/files/vukoxojosodirijifaxeluret.pdfIn PDF document text
- http://hnspkjx.com/d/files/91607941992.pdfIn PDF document text
- http://yakutiaprime.ru/SITE/files/editor/file/77822811859.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=dmc+stands+forPDF 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_off00010820.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10820 | 19652 bytes |
SHA-256: 466dcf983efae9dc9b02be602489703e3c5501a20250b174d187e84b814326ec |
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font_01_sfnt_off00013c0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C0C | 10368 bytes |
SHA-256: b6d08644a315f9f626d68a3ddde63841ff0ac820133787fdfd28f78500238e26 |
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font_02_sfnt_off00015381.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15381 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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