MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate the document functions as a link farm, directing users to multiple external URLs hosted on potentially compromised or disposable domains. These links are likely intended to facilitate phishing attacks or distribute further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://costanzolegal.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/sizapobewadubakanefo.pdf
- https://ytdrive.com/CKEdit/upload/files/jipujojod.pdf
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/dcfd5069c696243593de0d6c57e54dbf/4115544502.pdf
- https://siphouse96.com/wp-content/plugins/super-forms/uploads/php/files/278b28d6c78d6a36d98bbf237e0b9b48/89658912494.pdf
- https://www.lorenzofranzone.it/wp-content/plugins/super-forms/uploads/php/files/696999151b7b36f671fa9c6d3b960bb0/xiramigijosimewubemubuk.pdf
- https://www.alignerco.ca/wp-content/plugins/super-forms/uploads/php/files/db2f88cc3935eb49a0c0f050ef017527/14472590038.pdf
- https://www.penyembuhanholistikreiki.com/wp-content/plugins/formcraft/file-upload/server/content/files/160adcb6f35e7a---vaxap.pdf
- https://vietnaminsight.biz/ckfinder/userfiles/files/tazorurukad.pdf
- http://esoftland.com/userfiles/file/butabejufasefukomoz.pdf
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/3c4420eec7e2be2b8ad0f2c41462f0a1/37939166760.pdf
- https://www.hotwaterfactory.com.au/wp-content/plugins/super-forms/uploads/php/files/0158831c566c2fb42e2d26660a6570aa/rililitekopijakisa.pdf
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ba25760baf9---25166686480.pdf
- https://realestateconnect.us/wp-content/plugins/super-forms/uploads/php/files/b0sc7jp8rbsdol10qtfsmh7il4/mevuvad.pdf
- https://mabuksusu.com/contents//files/lojexunelafafoduwake.pdf
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2b57d11c56---kitexadepifofet.pdf
- https://ivanda-commerce.hr/userfiles/file/16129557253.pdf
- http://tischlerei-schlusche.de/sites/default/files/file/mupawazi.pdf
- http://kemenyseprosiklos.hu/upload/file/29125232248.pdf
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aaf35d5711a---86156834005.pdf
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/b7f2858b7365df3224f0e6565d418b7b/76791368942.pdf
- http://akicgiyim.com/userfiles/file/javeruporugasagekak.pdf
- https://vildmarksjagt.dk/userfiles/file/butuzajoji.pdf
- http://pensjonatagat.pl/userfiles/file/92020956059.pdf
- http://pozitron-s.ru/userfiles/file/viletujitajotuzidanaku.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=litany+of+blood+of+christ
- 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_off0000eed0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEED0 | 16792 bytes |
font_01_sfnt_off000106e7.bin0b48d1513c2dce0faf54a9720e2c0fb8decca6c8d5ed5d04ba10e3731a69cb57 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106E7 | 10652 bytes |
font_02_sfnt_off00011f34.bincc66d9802e5facc6c06d5c2bdeb3550c15e274eeb1fa118d14bc956d08c54328 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F34 | 17160 bytes |
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