MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a phishing or SEO poisoning attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9909
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://bonaparte-kerkrade.nl/fckeditor/ckfinder/userfiles/file/fewuditajasabunabu.pdf
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160949431a20b1---fitizumenukitodixub.pdf
- http://cozycornerexpress.com/uploads/files/jamirapujez.pdf
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afb2d1dc7b2---metubigewolupulad.pdf
- https://iasvn.org/Images_upload/files/nubisedinumimiju.pdf
- http://karthikeyanjayaram.com/userfiles/file/zonijegifevozusuge.pdf
- https://dm288.rs/slicice/file/7206849312.pdf
- http://aksaaydinlatma.com/img/editor/image/file/11941700478.pdf
- https://mytalk7.com/_UploadFile/Images/file/70024232216.pdf
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a7c27345a4b---77411936696.pdf
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/9j6esl8e5532tsbaed265s880f/10340214660.pdf
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160856eddac3f9---87999172038.pdf
- http://on-video.com/movies/movie_data/file/wegetekafinesi.pdf
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/lbr67bj2lr97sgjpn2b2lnab55/ximexuweretob.pdf
- https://www.rydalmereprestige.com.au/wp-content/plugins/super-forms/uploads/php/files/8p7a2ftspcupja8rq7hda0flma/gagef.pdf
- http://blessingsngo.in/userfiles/files/bofuxetumuzunanomupu.pdf
- https://tramtron.vn/uploads/files/files/kerun.pdf
- https://dwitunggaljaya.com/sitefiles/file/85980087307.pdf
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/61eb050e67b9a76b190318164801e25f/97628715248.pdf
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/16092a122bc6ae---76550007543.pdf
- https://elmaga.lt/components/com_mijoshop/opencart/image/data/files/90478696605.pdf
- http://naturabliskociebie.pl/userfiles/file/60013125839.pdf
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/4eb32b8d28dc90bd169963c374e6446c/63737423252.pdf
- http://hillcountryawningsandsunscreens.com/wp-content/plugins/formcraft/file-upload/server/content/files/160789492126ab---8892444803.pdf
- https://maspacientes.es/wp-content/plugins/super-forms/uploads/php/files/kopocj9ea3bdoa3c731p883qnc/64913145556.pdf
- https://armenia4d.com/contents/files/wixabakovodoboxajel.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=adding+and+subtracting+fractions+worksheets+word+problems
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- 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_off0000d7f6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7F6 | 16792 bytes |
font_01_sfnt_off0000f00d.bin3649f90a0b4d14be893bc292f2871ab9564d8a0bb5dc36fa2f02c3d1ce335fd5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF00D | 11464 bytes |
font_02_sfnt_off00010aa6.bin50842fd2e002a5a2f58b7bf28bc2b6c464b182e7ef46276c432392c6c9b81eda |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AA6 | 16248 bytes |
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