MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of links, many pointing to compromised WordPress sites. The ClamAV detection 'Pdf.Phishing.Trojan' and the heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicate a phishing or malware distribution attempt. Although no scripts were explicitly extracted, the nature of the links suggests the PDF is designed to lure users to malicious content.
Machine Learning
- Nyx PDF Classifier clean score 0.1431
Heuristics 6
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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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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 https://event-connections.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608e82a185ef1---xuwabuki.pdf
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/4hsb7igrjpe5bgdp36iark9qf9/74904689263.pdf
- https://abeess.com/userfiles/file/36752389305.pdf
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160b6aa7e8a3a1---31987922639.pdf
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085f7e6b4f19---xijajuvibaboromine.pdf
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/1914bc738e6f679cb9d11cb552efdcce/16004019786.pdf
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/160cf5d8328d8c---49463269742.pdf
- https://humble-brag.com/wp-content/plugins/super-forms/uploads/php/files/nn4drlriv98ho5p554fpef78oe/67600003821.pdf
- https://bikinibody.be/wp-content/plugins/super-forms/uploads/php/files/2tj6j09mo4sg4cpeemk2s54phn/61911547646.pdf
- http://www.mvdisposal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607305b006241---35539869435.pdf
- https://zlatartopalovic.rs//files/somopusoxodizadediv.pdf
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/0senmgio3k06jshbjfmg1b9fuh/79282323207.pdf
- http://jl-vacuum.com/upload/files/2039192270.pdf
- https://progin.ch/ckfinder/userfiles/files/vatonixoduzukol.pdf
- https://xo-sound.ru/userfiles/file/65160205670.pdf
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/1606d1631367b8---kugefe.pdf
- http://www.webtony.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c9823fd60df---87777389751.pdf
- https://www.elementstraining.co.uk/wp-content/plugins/super-forms/uploads/php/files/rrrq8p3sjjf15iufrrdg5td9b4/73506442139.pdf
- https://dtcprojects.com.au/wp-content/plugins/super-forms/uploads/php/files/bqf2qrkbpb4pnb1ev4fl2lrpcm/30281734557.pdf
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b303a34c7b0---39388892325.pdf
- http://ampletrekking.com/userfiles/file/76636612364.pdf
- https://phoenixknights.co.uk/wp-content/plugins/super-forms/uploads/php/files/662879f69999526e408eb55a8b0af6a7/92263139619.pdf
- http://zawayakw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160869cbd01f4b---megatonotesulapipavawip.pdf
- https://www.webplease.it/wp-content/plugins/super-forms/uploads/php/files/2j6baiiupi8qsf9434n8hvvrdr/6661482040.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=clash+of+clans+leaked
- 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_off0001607b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1607B | 16792 bytes |
font_01_sfnt_off0001788d.bin200e3c70812eedec847e47154c6abaa84d953b1a92ad75e2b6caa123dcfac948 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1788D | 17708 bytes |
font_02_sfnt_off0001a6de.bin3a603471d5e15575c705e9edf0f9dd7995850e1f190a762c59d474e7c2d313c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A6DE | 10408 bytes |
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