MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.007 JavaScript
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to compromised WordPress sites, likely to host phishing pages or further malware. The document body is heavily obfuscated and contains no discernible user-facing content, suggesting its primary purpose is to redirect users to malicious external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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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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 https://storage-in-motion.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072cf9d255a7---tupawuwire.pdf In PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e04ae116a8---jipagemotudavitowivuzevag.pdfIn PDF document text
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607c1a4d86f07---77723689587.pdfIn PDF document text
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/4d19e7f19c3515f3a90cbd08fd878e17/54169203884.pdfIn PDF document text
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160862ff0540eb---57567081747.pdfIn PDF document text
- https://amursvoidom.ru/media/files/43757497685.pdfIn PDF document text
- https://diversifiedhumansolutions.com/wp-content/plugins/super-forms/uploads/php/files/ba125853381b70f2e1a48eae5943f408/91741381771.pdfIn PDF document text
- http://evola.it/userfiles/files/senezakolujupar.pdfIn PDF document text
- https://ewms.vn/wp-content/plugins/super-forms/uploads/php/files/073a01n3hin8rma96p89i66etv/37931567394.pdfIn PDF document text
- http://yangs-ns.com/ckfinder/userfiles/files/20210606153538.pdfIn PDF document text
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609c4cb0043ca---wigolewumuzalakigolu.pdfIn PDF document text
- https://antoinepanau.com/wp-content/plugins/super-forms/uploads/php/files/1cf7cbea04660bc0e9c57a9e872155cb/21314315018.pdfIn PDF document text
- http://desagresbrts.com/clients/34568/File/58178946854.pdfIn PDF document text
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090d52736af2---ruxedezijokasufomugolo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=renai+circulation+midiPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f5c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5C4 | 20800 bytes |
SHA-256: 27391d88071bda3acd503059e234b0473e45c906b7702a79aa65e3215429ee4d |
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font_01_sfnt_off000137b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x137B9 | 4916 bytes |
SHA-256: a5686ac552eb6e0f6ff27dfbe81a33fdeaf4c56f3e35382ea782ccc890c7dbb5 |
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font_02_sfnt_off0001485a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1485A | 17656 bytes |
SHA-256: 83ad8ee2921061b5ca8a8501fdc8cf3b727a1fad0929ca5e473cfed1addc7760 |
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