MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous links, many pointing to compromised WordPress upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links aligns with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://jin-ji.com/upload/files/95950880865.pdf
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/4tuhgtseo4psk9s2sii0vgoi72/72196686188.pdf
- http://dataction.org/demo/dataction/media/wawutuzivo.pdf
- http://bedrucken24.de/userfiles/file/84226485737.pdf
- http://makassitools.com/userfiles/file///22226683485.pdf
- https://facades-et-traditions.com/actualites/file/tudaweduxikorulegejomanob.pdf
- http://15441707.com/data/board/file/20210910052048.pdf
- http://www.garriagricola.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e7ea3e5530---11723560871.pdf
- http://facyt.com.ar/ckfinder/userfiles/files/11288455852.pdf
- https://mps-india.com/userfiles/files/13172488950.pdf
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/d8e57632103720922cb132720ef8e245/32610092336.pdf
- http://geoass.eu/userfiles/files/38812299503.pdf
- http://ncfc.com.tr/ckfinder/userfiles/files/68571303953.pdf
- http://security-m.jp/tool/images/file/9066367120.pdf
- http://ageddfjtj.pretty-match.com/upload/files/fidomelixifubu.pdf
- http://xedaptheduc.net/app/webroot/uploads/files/mudotunowel.pdf
- http://baloneacessorios.com/_upload/file///pigafugilasevuvoginokuz.pdf
- https://netiko.ge/img/Data/file/bukebewovisujakobominen.pdf
- https://isosklo.cz/uploads/38048365999.pdf
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161356263ee39e---9844368630.pdf
- https://hotelreviewreserve.com/basefile/hotelreviewreservecom/files/rufabubasoposakokob.pdf
- http://lycee-elm.com/userfiles/file/73539654848.pdf
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16140297dc5db2---soxodemoradebubibi.pdf
- http://auto4-spb.ru/public/images/ckfinder/files/xuverozamutojofefirotaxew.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=how+can+you+tell+if+someone+viewed+your+instagram
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc2b.bin7c3bc7df51c2b583e3a7cbfa59c65f0a4c4e0b43fc1e85bd8e4dc9c0949bfc5b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC2B | 18248 bytes |
font_01_sfnt_off00010b0b.bin183c3e43fa540734dd843e4a46012396dd8785b9ab204c8053ddda514b65914a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B0B | 11176 bytes |
font_02_sfnt_off000124ff.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124FF | 16792 bytes |
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