MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm, many hosted on compromised CMS upload directories and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/unuvcef0egi9cju6v5g0shsqb2/pukibizo.pdf In PDF document text
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9a411bd9f---32789301606.pdfIn PDF document text
- http://www.expertnutritionadvisor.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b48337f494---3281379426.pdfIn PDF document text
- http://haiqi-machine.com/d/files/72378384217.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e6f1bc3e178---sebir.pdfIn PDF document text
- http://cbgnfinance.com/userfiles/file/61764449750.pdfIn PDF document text
- http://df-foundry.net/d/files/wenoga.pdfIn PDF document text
- http://capitaldanceacademy.com/userfiles/files/1886011352.pdfIn PDF document text
- http://smitheaster.org/clients/861344/File/foloxidurawolusewusebab.pdfIn PDF document text
- https://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b9a0b4b077---23180313864.pdfIn PDF document text
- https://monyetjoget.com/contents//files/zujumen.pdfIn PDF document text
- https://www.kunapak.com/wp-content/plugins/super-forms/uploads/php/files/h2u8fnm13m3c76di7kl3lts0pj/41993884079.pdfIn PDF document text
- https://fermuar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e6808ed9310---dapovo.pdfIn PDF document text
- https://aquafilling.com/userfiles/file/61071908401.pdfIn PDF document text
- http://doggystylzgrooming.com/admin/photos/file/bijufubixolatozemowexag.pdfIn PDF document text
- http://roughriders66.com/clients/f/fa/fa96273273f04fd2a06feef12b1e4d70/File/38379294952.pdfIn PDF document text
- http://rufullthrottle.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087e6f69ecc9---92565901029.pdfIn PDF document text
- https://bahamianbrewery.com/ckfinder/userfiles/files/pizokejev.pdfIn PDF document text
- https://championsforchildren.org/wp-content/plugins/super-forms/uploads/php/files/6510a589b70dad2948ea46cec75254ef/roxidalu.pdfIn PDF document text
- https://catequesisnavarra.org/guiarte_userfiles/files/24458871694.pdfIn PDF document text
- http://torgoborud.org/images/file/87707024581.pdfIn PDF document text
- http://dush-kz.ru/uploads/fck/file/desotijevunezotasilafipak.pdfIn PDF document text
- http://asiadomainstore.com/userfiles/file/zamobogokezelob.pdfIn PDF document text
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160997634947f9---punozotevugifadomuz.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=ghost+rider+2+in+hindi+movie+downloadPDF 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_off0000f7f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7F6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001100d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1100D | 10824 bytes |
SHA-256: f57d2e5312319147212803e0027f659920305c157d77ca96b04020ed2362865e |
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font_02_sfnt_off000128f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128F5 | 16920 bytes |
SHA-256: e38081e4a5a2d3524813d9ee211ee83d2bbcd021cc70b0367a7ad4e52d1efdbb |
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