MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs pointing to compromised WordPress uploads and other domains, suggesting a phishing or malware distribution scheme. The presence of multiple links on potentially disposable hosting further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9228
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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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 http://philippinesroadshow.com/wp-content/plugins/super-forms/uploads/php/files/4996306d1f2228b1a55e586f8e6ecb0e/sebuk.pdf In PDF document text
- http://mskabel.cz/UserFiles/File/gafivabuvuwukajewidut.pdfIn PDF document text
- http://beergolfers.com/blog/images/file/xegevupifepuvef.pdfIn PDF document text
- http://dispensapertutti.com/userfiles/files/92024861516.pdfIn PDF document text
- http://www.webtony.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608f4a74af881---fupuxabuputepudugasuzove.pdfIn PDF document text
- https://yellowmangocafe.com/userfiles/file/4920951144.pdfIn PDF document text
- http://signexpowholesale.com/project-new/christianbook/upload_images/file/jivadil.pdfIn PDF document text
- https://digireg.dk/upload/jiluvanapaz.pdfIn PDF document text
- https://levin-dent.ru/wp-content/plugins/super-forms/uploads/php/files/982dcf3cffa7989df745978e2169ff6f/kosonekid.pdfIn PDF document text
- https://forumhotel.by/wp-content/plugins/super-forms/uploads/php/files/pvsd26avh5nq6a5g11u4a606f5/34298202422.pdfIn PDF document text
- https://elearning-chemistry.ro/userfiles/file/44274164607.pdfIn PDF document text
- https://vieclambanhang247.com/upload/files/48635467337.pdfIn PDF document text
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/160988bf8e3c4f---65638635128.pdfIn PDF document text
- http://dlmberatung.ch/userfiles/files/wojoburapakame.pdfIn PDF document text
- https://cncostruzioni.com/userfiles/file/64780756459.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5f250ca153---82395416084.pdfIn PDF document text
- http://dijladentalcenter-qa.com/userfiles/file/21993060838.pdfIn PDF document text
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/58c3c40997def1d1be6724e00ed094a6/xulerodewumexakomenawev.pdfIn PDF document text
- https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/160a1ce9c2df56---5633731942.pdfIn PDF document text
- http://divapharma.com/uploaded/file/duvuwamu.pdfIn PDF document text
- http://jingluo.net/uploadfiles/files/bexomapasimosedutilemi.pdfIn PDF document text
- https://aneri12.cz/res/file/tagonurudodafetikaporeki.pdfIn PDF document text
- http://lauraestetica.com/userfiles/files/sizuwosiv.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=small+black+spider+with+brown+legsPDF 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_off000110e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110E2 | 11352 bytes |
SHA-256: b7cc0b970741b7ab5f2dffdcdcd1cdf166091ff9d3737df1e64fac197ca4294a |
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font_01_sfnt_off00012b06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B06 | 18544 bytes |
SHA-256: b51a1a5d45f995192bb876d15bbe37088a6a5f20ef0b30074be7caab2d775fa4 |
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font_02_sfnt_off00015a8f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15A8F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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