MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm directing users to numerous external URLs, many of which are hosted on compromised CMS platforms or disposable domains. The ClamAV detection and ML classifier indicate a malicious intent, likely for phishing or distributing further malware. The presence of multiple external links and the nature of their hosting strongly suggest a malicious redirection scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.8504
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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://domholidays.com/userfiles/file/xoxebafufowesa.pdf In PDF document text
- https://biocoop.legreniervert.fr/ckfinder/userfiles/files/lexofubu.pdfIn PDF document text
- https://bonekarusa.com/contents/files/nefepi.pdfIn PDF document text
- http://indemo.pl/Image/files/21406083619.pdfIn PDF document text
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080d5c395da1---78827253753.pdfIn PDF document text
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160783022573ee---dirase.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/51f8694f21185937da9f68a5f6eb7706/68758885784.pdfIn PDF document text
- https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/552m75sehjn8aqp1hn4ir74q92/tivavijakoru.pdfIn PDF document text
- http://wsm.hk/images/files/63571176351.pdfIn PDF document text
- http://lixupeng.com/uploads/files/65152111484.pdfIn PDF document text
- http://kammed.com/userfiles/file/poriduxa.pdfIn PDF document text
- http://allaboutdowney.com/userimages/nepuporivu.pdfIn PDF document text
- http://deurwater.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074d468e88cf---wevejebopa.pdfIn PDF document text
- https://charterboatdeliverance.com/uploads/files/80599488132.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160889daa0f949---fitopapof.pdfIn PDF document text
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/aliv79fga5qdv675ft53icj2h7/guxofifaxulebinibobosu.pdfIn PDF document text
- http://hoondb.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071681fd486d---13114732134.pdfIn PDF document text
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1c7eb19165---vanuvulajurudofujesen.pdfIn PDF document text
- http://sunnysidehighschoolclassof59.com/clients/867562/File/65394394907.pdfIn PDF document text
- http://somogroup.vn/ckfinder/userfiles/files/83887865473.pdfIn PDF document text
- http://inbjnews.com/data/cheditor/0603/files/vukiwev.pdfIn PDF document text
- http://pension-erlkoenig.de/img/editor/file/gawizabu.pdfIn PDF document text
- http://intrinhgia.com/admin/webroot/upload/image/files/duretekudojotetagilijo.pdfIn PDF document text
- https://www.grecosalesinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1611ec399f347e---xiwuvibolifazigixoxi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=tyler1+looking+up+to+melPDF link annotation
- 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_off0000cfdf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFDF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e7f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7F1 | 17832 bytes |
SHA-256: 1fddf374b4ff6d56fdb1d13e851b620645e4f955a3bab2395d7eae612f5f39e8 |
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font_02_sfnt_off0001168d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1168D | 10584 bytes |
SHA-256: 98af7685877ddda9defb68b8042781e0621b32a666a6a7b049a1969736cf0767 |
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