MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised WordPress sites and disposable hosting, suggesting an attempt to distribute malicious content or phish users. The presence of numerous external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicate a focus on directing users to external, potentially harmful, web resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9822
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://nscs.org/wp-content/plugins/super-forms/uploads/php/files/b19c7b4191a0e45b94dc3d43cb8fac8c/4057773225.pdf In PDF document text
- https://takeorders.online/wp-content/plugins/super-forms/uploads/php/files/07pubimcev4loj7kld306je8s8/52948556165.pdfIn PDF document text
- http://kondicionery-vidnoe.ru/upload_picture/file/37353885427.pdfIn PDF document text
- https://www.bluegreenshouseboats.in/wp-content/plugins/formcraft/file-upload/server/content/files/160bd8369daa78---dobadonasobezefo.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608418647a736---51043952359.pdfIn PDF document text
- http://anhuishangbiao.com/upload_fck/file/2021-6-9/20210609183121163497.pdfIn PDF document text
- https://nevisnews.com/userfiles/roxogiruwotazuwujoj.pdfIn PDF document text
- http://becro-plast.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1609878e7c1548---52669297067.pdfIn PDF document text
- http://eotp.info/sites/default/files/fck/file/35883177990.pdfIn PDF document text
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/cb531600e0a95520ce169bf025b0697e/pujabul.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160763481ad325---81976929674.pdfIn PDF document text
- https://hotelristorantenovecento.it/wp-content/plugins/super-forms/uploads/php/files/2a058e3c242de1f20d236430a6d078fd/lupilorabubixuxifa.pdfIn PDF document text
- http://nzmbc1611.com/clients/e/e6/e6eb4f38db7021b04b945082fca6026d/File/kenajefilotaze.pdfIn PDF document text
- http://28777886.com/Lpf/UPFILE/userfiles/files/nizozozusotilugom.pdfIn PDF document text
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607aafedc7a94---jadawodabusizufodijurubab.pdfIn PDF document text
- http://aksaxena.com/bpms/includes/fckeditor_uploads/userfiles/file/filimamodilig.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/99548dc850aeb7cac381db7d58878023/49518124996.pdfIn PDF document text
- http://audiencefertilization.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/gavuguxu.pdfIn PDF document text
- https://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/03c4a79a4b0b8d464e6ec54289d3661f/degejofiw.pdfIn PDF document text
- https://www.tessilgiada.it/wp-content/plugins/formcraft/file-upload/server/content/files/16083ac05b6181---56263187562.pdfIn PDF document text
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609225974dd69---27220920228.pdfIn PDF document text
- http://marcth.pl/media/fck/file/jabefu.pdfIn PDF document text
- https://dentinale.eu/wp-content/plugins/super-forms/uploads/php/files/8dd07c52155a86179b0419681614f41d/rumen.pdfIn PDF document text
- https://cashcruis.ru/wp-content/plugins/super-forms/uploads/php/files/d67d07ecc2e4f0c35c1b7f41f6d29c88/46002920388.pdfIn PDF document text
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086e7d9bcd7b---11549689016.pdfIn PDF document text
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/3eba3d398c0e0c2ea8cf9d1a4b162e2c/puvawekowotag.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=conway+twitty+temple+medleyPDF link annotation
- https://sharpspringwww.kinsta.cloud/wp-content/plugins/super-forms/uploads/php/files/0a412713d1e816c6321e8020e43e3da3/zunuj.pdfIn PDF document text
- 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_off00010a71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A71 | 10516 bytes |
SHA-256: 2ca41152b9db384d2994ba97eafeea713ebfc00d74fa391ccf2195c58ae39555 |
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font_01_sfnt_off0001226c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1226C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013a7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A7E | 17640 bytes |
SHA-256: 2cb13670799973e349bcc33b9f95c3a02f76f1e87f85f14df8fb009abe7002d2 |
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