MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It functions as a link farm, directing users to numerous external URLs, many hosted on potentially compromised or disposable domains. The presence of PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics indicates a tactic to manipulate search engine results or distribute further malicious content. No scripts were extracted, but the overall structure suggests a phishing or content distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://urgentcarepb.net/userfiles/file/54867134084.pdf
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607752287c7b7---xevafarop.pdf
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a9ad761e1de---35959865266.pdf
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160aac4d9640b9---73534386834.pdf
- http://bawaconstructions.com/editorData/file/voferekiwava.pdf
- http://bidmitt.com/img/files/file/nivikemotiziguvof.pdf
- https://brylka-kfz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608c02d6a0b4e---wesow.pdf
- https://seataclighting.com/wp-content/plugins/super-forms/uploads/php/files/80b1d4510eae27eb4d6ca88fb5d889f9/gejitodosuwemara.pdf
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160cf6ddca7bcc---22439811569.pdf
- https://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/4de97c873a16a0b6523460b45e33b612/2477591993.pdf
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/027eec1a09938a82836c15c608f017be/17090568031.pdf
- https://www.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/160878d440e584---vozerisimadadi.pdf
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a335ba636b---zepomikaritubigizawu.pdf
- https://www.themeshcowork.com/wp-content/plugins/super-forms/uploads/php/files/b82aa2e7cec415513d619e57e54b5723/21612515105.pdf
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/1606ff2fb20c76---9069649654.pdf
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/04ujlgcor6rff6hm6vfu52oom7/pubikirudef.pdf
- https://www.ideaklinikkadikoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d75ea3f29f5---dakawozutewipipulofur.pdf
- https://doitsolutions.co/wp-content/plugins/super-forms/uploads/php/files/f8e0854fc04a5fb642075fed72bacc0d/48140162838.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3fdf0eddfb---35348480487.pdf
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609a6f2228a73---duzikowaxoxenekoj.pdf
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/kjutj7cbvb4ba1322cum5q7gq7/55866620968.pdf
- https://cls-toronto.com/wp-content/plugins/super-forms/uploads/php/files/c2bf6a52d6ec74f112b19311428daf77/gusij.pdf
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609a67ed0d524---17795792700.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=guidance+and+counselling
- 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_off0000e9ea.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9EA | 16792 bytes |
font_01_sfnt_off00010201.bin649b8bceed45438cb7213ca282e0c675a2922fa9eecc6fdd0668d15d198cecff |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10201 | 10488 bytes |
font_02_sfnt_off000119ba.bin1c8fa731be963cf983e8d7f659337ef2c07773917370fc0dc73f48248b725362 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119BA | 16332 bytes |
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