MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of links pointing to various domains, many of which appear to be compromised or disposable hosting. The presence of a 'Download Now' lure and the ML classifier's high confidence score indicate a malicious intent to redirect users to potentially harmful content. ClamAV also detected this file as Pdf.Phishing.Trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://aliceinformaticasrl.com/user/pages/50360569224.pdf
- https://relaxationplusmn.com/wp-content/plugins/super-forms/uploads/php/files/45b1cf92bfc894981d7509fd5eeab65c/23720504210.pdf
- https://tomas-music.com/contents//files/27175611634.pdf
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/niodg9f7j706vnd557asc2fq39/nelujubibozulugapu.pdf
- http://vervesimuhub.com/userfiles/file/50511546785.pdf
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be636f40e3f---tezavedeselofugira.pdf
- https://www.chesapeake-lighting.com/wp-content/plugins/super-forms/uploads/php/files/8c9a4bd77bc52c8c5beb0b1e5318bba9/wesajimobenibanakobol.pdf
- https://www.limratechnologies.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a5d569601ef---bedafakurogajuxokufe.pdf
- https://sakitonus.ru/wp-content/plugins/super-forms/uploads/php/files/f3c305309ad73224b4ff7be11b2d69a0/libiz.pdf
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/zifufilimuwukosodaduj.pdf
- http://www.aadhar-interior.com/userfiles/file/84214736498.pdf
- https://www.webhisto.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160c4f78ed5787---11218129305.pdf
- https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/hndi8usa249v7p5actl4hvel2h/jigiribapeviges.pdf
- http://www.risingstars.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160a7e662ce770---guvoduda.pdf
- https://ph2020.org/FCKeditor/file/mewijazi.pdf
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160877fb7415da---63956745170.pdf
- https://genesislighting.net/wp-content/plugins/super-forms/uploads/php/files/5b0b47e65e58a9a31e570806be7c71cf/72738011626.pdf
- http://www.nowsingapore.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160a9c1f598106---vaponejazelolulowida.pdf
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/160885730bf4bc---60564323963.pdf
- https://apparel.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/c5c4d2bcd407b029a37ce3d1a99c4ca4/taresareb.pdf
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160ad04ae60c12---3464214899.pdf
- http://copelandreunionla.com/clients/6/66/66f6f3de7053633686652f51c4c00696/File/kenasabodojem.pdf
- http://hndgyl.com/v15/Upload/file/2021616446283411.pdf
- http://ypperfect.com/ckfinder/userfiles/files/mejudibawumumerakim.pdf
- https://strategieb2b.com/userfiles/file/xemajazaxa.pdf
- http://dgjst.com/upfile/file/foveviwuxuvukixa.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=tamil+movie+download+in+isaimini+2019
- 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_off0000fcfb.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCFB | 16792 bytes |
font_01_sfnt_off00011512.bineba66edaebc2ab13054b8877055c97f71b952ba7512768e6414edd7a3a9875a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11512 | 10788 bytes |
font_02_sfnt_off00012e05.bin8ef0bf21bacb0c76e43a294add2f39967a92bf6353942324afc092a093c06757 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E05 | 17180 bytes |
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