MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://7sate.com/filespath/files/20210909070651.pdf
- http://www.c-l-r-p.com/admin/ckfinder/userfiles/files/jadefu.pdf
- http://argyleliquidations.com/userfiles/files/72257750733.pdf
- https://calienglish.com/ckfinder/images_store/files/78392713492.pdf
- http://apcmagon.com/userfiles/41009939794.pdf
- http://np-laser.com/upload_fck/file/2021-9-12/20210912050837551441.pdf
- http://kaztelcom.kz/ckfinder/userfiles/files/gugejedimivelalujogonew.pdf
- http://riverside-plaza.com/upload/userfile/files/45524643023.pdf
- http://ipjanah.ir/wp-content/plugins/super-forms/uploads/php/files/8lktkd2d6fv4f1q76lmrp7nn5o/bofaritepoxojaravezuw.pdf
- http://myesen.life/userfiles/file/14380090969.pdf
- https://praktijk-fix.nl/userfiles/image/file/buxetug.pdf
- http://yugang360.com/upload_fck/file/2021-9-7/20210907231520535241.pdf
- http://songpinhao.com/userfiles/files/29704246526.pdf
- http://bushurov.ru/images/files/gusatajudapelukidim.pdf
- https://thebottombillion.org/business_school/uploads/file/3839425314.pdf
- https://alamansyria.com/userfiles/file/75914956130.pdf
- http://yangs-ns.com/ckfinder/userfiles/files/20210908010825.pdf
- http://www.predoisiasociatii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161357bc5337e2---89847219260.pdf
- https://vespaclubcagliari.com/userfiles/file/folosewugowumun.pdf
- http://www.siscbolivia.com/admin/uploaded/fck/file/65091123692.pdf
- http://el-master.ru/userfiles/file/sexokamifitotedajer.pdf
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613a686003c18---dunefenogubovexux.pdf
- https://alate.org/admin/fckeditor/editorfile/jutitaxaretebaze.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=how+to+get+free+gems+in+clash+royale+without+human+verification
- 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_off0000b61c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB61C | 16792 bytes |
font_01_sfnt_off0000ce2e.bin16c7fd36813030fe8a3a6491f6e4070ea29102d13746997236209e7cadd0efec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE2E | 14800 bytes |
font_02_sfnt_off0000f380.bin2123afc7903339f97999d6a73a53b11c7fe338fae0e363b427c2b42f48d1607e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF380 | 11140 bytes |
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