MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. Heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggest this malicious intent. The ML classifier and ClamAV detection further confirm the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://china-hold.com/UploadFile/file/20210607105124604.pdf In PDF document text
- http://abpaluso.com/upload/file/24252526162.pdfIn PDF document text
- https://archcosmeticstudio.com.au/wp-content/plugins/super-forms/uploads/php/files/0fe62e2e8f8462cd95212f9a550b8892/8866542540.pdfIn PDF document text
- http://fulepmark.hu/nyebu/fulepmark/userfiles/file/59383238998.pdfIn PDF document text
- http://maychamsocda.vn/images/userfiles/file/60084816649.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/2e3cce2684bbcb99d4f08542c78709a7/68102433423.pdfIn PDF document text
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/ann6bp9agj36a3iktjpm97j5co/midevuxexi.pdfIn PDF document text
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160beff518a2d3---momiliruzesidawawavoti.pdfIn PDF document text
- http://www.191seo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160748f3998965---tasopibatij.pdfIn PDF document text
- http://aptchasers.com/FCKeditor/userfiles/file/jebuxewoluxirixun.pdfIn PDF document text
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606f762720bb8---lepapupe.pdfIn PDF document text
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/160c2be3f45a3e---selabow.pdfIn PDF document text
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/816001e1cd93255001473a18400dbd99/zupov.pdfIn PDF document text
- https://refour.dk/wp-content/plugins/super-forms/uploads/php/files/5c207a015a052e04ddec033dbe323a26/4516837480.pdfIn PDF document text
- http://agnieszkapawlik.com/userfiles/file/70913254917.pdfIn PDF document text
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/5d405779eaaef19cfce74c9aab6072a3/7639850145.pdfIn PDF document text
- http://szyuangang.com/UserFiles/file///12931299494.pdfIn PDF document text
- https://nscs.org/wp-content/plugins/super-forms/uploads/php/files/328fd005924528af3cc8c940fa340666/rozinizivuwosuwozibugilu.pdfIn PDF document text
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/1af97901f3d09d176b6235c07f9ceab6/wuforilikozowejedinej.pdfIn PDF document text
- https://benjamindreyer.com/wp-content/plugins/super-forms/uploads/php/files/b121150d56d4000d3cb21c8b15c3c8a1/32237718814.pdfIn PDF document text
- https://its-bulgaria.bg/files/file/9339657834.pdfIn PDF document text
- http://tlproduct.com/userfiles/file/rexepex.pdfIn PDF document text
- https://roofmed.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a18848f0b3c---51747952202.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=succession+seasons+and+episodesPDF link annotation
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/e1d988585117b492f9831670dc84cb8e/sewajonab.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_off0000fcb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCB3 | 10436 bytes |
SHA-256: 2515f377c3e44c745d5879f556d645acd4fc2267938e8684f6f8ad28e85990df |
|||
font_01_sfnt_off0001146d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1146D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off00012c7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C7F | 17580 bytes |
SHA-256: e20e7a5c050eebeca9b28ce4cdff8fe762025d3e81b05f0a9b69c796644e6054 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.