MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many pointing to compromised CMS upload directories and disposable hosting, indicative of a link farm designed to lure users to malicious sites. ClamAV and ML classifiers also flagged this PDF as malicious, supporting its role in phishing or malware distribution.
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 http://www.acefence.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c955f70343---59245869723.pdf In PDF document text
- http://patp1ryb.ru/media/file/64578642761.pdfIn PDF document text
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16075f13fb4fdc---10105234278.pdfIn PDF document text
- http://mellorymotors.ru/admin/ckfinder/userfiles/files/milorotuvuzobuva.pdfIn PDF document text
- http://clean-ecology.com/Upload/files/84756373134.pdfIn PDF document text
- http://ascensionchina.com/userfiles/file/48530494888.pdfIn PDF document text
- http://silverspringabw.com/uploads/files/85281267765.pdfIn PDF document text
- http://congtyvima.com/images/Download/tojawavor.pdfIn PDF document text
- http://on-video.com/movies/movie_data/file/ladilirokojagewitiz.pdfIn PDF document text
- https://rhuyscampingcar.fr/images/files/ragamog.pdfIn PDF document text
- http://kustari.net/userfiles/file/94507986321.pdfIn PDF document text
- https://www.nrlandscapes.co.uk/wp-content/plugins/super-forms/uploads/php/files/38c45606b2f99adaf2c3972dd12fd317/88242472593.pdfIn PDF document text
- http://asupuro.com/upload/save_image/files/liwajulizirejewagufixodi.pdfIn PDF document text
- https://talaa-obour.com/webmisr/uploadwebmisr/file/67029496586.pdfIn PDF document text
- https://jungleflightchiangmai.com/Uploads/files/39106234294.pdfIn PDF document text
- https://medprobr.com.br/wp-content/plugins/super-forms/uploads/php/files/927197a5e4fd70f9f834ab12c7a5ed18/vavisemebarolonadopopiv.pdfIn PDF document text
- https://glycocalyx.nl/userfiles/image/file/minolas.pdfIn PDF document text
- http://apothepharma.com/upload/files/revepenasivevof.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/d9618076c5e0aacbaed469d0347a4860/virugifojexig.pdfIn PDF document text
- https://cairparavel.ro/app/webroot/files/userfiles/files/30283633632.pdfIn PDF document text
- http://nextgenship.net/upload/file/20210614162368715399.pdfIn PDF document text
- https://digireg.li/upload/lirikunikelu.pdfIn PDF document text
- http://obasekiestates.com/UserFiles/file/famawuzugiful.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=everstart+basic+six+battery+charger+manualPDF 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_off0000d9b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9B5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f1cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1CC | 11064 bytes |
SHA-256: 353919294ed522d2b2de0a95a7edf49000cb0d036256abf02227cd85d70a7fe7 |
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font_02_sfnt_off00010b70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B70 | 18648 bytes |
SHA-256: 1dce367237e81e3e92c7652af76a21a00f2296f0751b8bdce4af9eccc7aea4f2 |
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