MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many of which point to compromised WordPress sites acting as a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution. The presence of a link farm suggests an attempt to obscure the final malicious destination and evade detection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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 http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4cc3f5c9d3---jitifexukelaxoseles.pdf In PDF document text
- http://saamfactory.com/wp-content/plugins/super-forms/uploads/php/files/f2bb7615f693c5296d52d816042bd962/faturebibeketelevitu.pdfIn PDF document text
- http://mnogonomerov.ru/uploads/file/68850654902.pdfIn PDF document text
- http://pensionpoint.cz/userfiles/files/84401662998.pdfIn PDF document text
- http://davisfolk.net/clients/1/1f/1f1070e31f35868a9a13f38ee7dc887f/File/migega.pdfIn PDF document text
- http://www.rec39.ru/wp-content/plugins/super-forms/uploads/php/files/0af89ad296902c8d18f8a486e2687006/45235066775.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074713e71ee4---vibopusabodapasalevuf.pdfIn PDF document text
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/3d24c2fa4afe7146b1a2529f469675c3/wopiwa.pdfIn PDF document text
- http://chiangmai-clean.com/user_img/files/35245846827.pdfIn PDF document text
- http://statewideroadservices.com/clients/879378/File/sutobijudab.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/160804efaa8d17---towadesos.pdfIn PDF document text
- http://szakkepzosiklos.hu/upload/file/zatetewazag.pdfIn PDF document text
- http://alibabashipping.com/userfiles/file/61716940536.pdfIn PDF document text
- http://ekolojikweb.net/upld/userfiles/file/73657192458.pdfIn PDF document text
- https://purebodycare.courses/wp-content/plugins/super-forms/uploads/php/files/94auoog4qemj7eetf7ndnekuhr/zupovapawepo.pdfIn PDF document text
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608097d4b6e07---77586454412.pdfIn PDF document text
- https://cruiseship.cruises/wp-content/plugins/super-forms/uploads/php/files/fq2ftupsea2lokdf6e0mv9sutt/10069677776.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160c29170d2f90---putirofugu.pdfIn PDF document text
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/160c463840a195---73793694937.pdfIn PDF document text
- http://qca.ch/userfiles/file/33541316930.pdfIn PDF document text
- https://thehideawayresortpattaya.com/userfiles/files/13994142415.pdfIn PDF document text
- http://samnakthodrahassob.com/userfiles/file/35824752803.pdfIn PDF document text
- http://dynamic1984.com/user_file/file/gedenedilokapi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=brenda+withers+and+mindy+kalingPDF 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_off0000ff4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF4F | 17564 bytes |
SHA-256: 36a4930f0e7310511e10acb4a0073b62882d5ecafd5545511ccdb24f87375794 |
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font_01_sfnt_off00012d4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D4F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00014566.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14566 | 10920 bytes |
SHA-256: 470401c7c66492f605d8fd5ca82f0c448e9ff58d1e7b2efaba807a2a62669ec9 |
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