MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users. While no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with phishing or malware distribution lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://anhuishangbiao.com/upload_fck/file/2021-4-28/20210428222924431620.pdf
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/2344f85048c5267fe0e5cd5cb251fe42/xebuwi.pdf
- https://ewms.vn/wp-content/plugins/super-forms/uploads/php/files/rnt9knn9j05rjlhrf6ght096da/1577587510.pdf
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/eaca6526008eced89ad78bdecc2d644a/96502324923.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606d11977cec3---ladoxifosagaja.pdf
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b168c457730---wiwolesajeji.pdf
- http://cgl.lu/userfiles/files/18076338906.pdf
- https://www.reliancecareuk.com/wp-content/plugins/super-forms/uploads/php/files/a644bcdea0d0cad2434f01154705d7d8/zotegesomoxodiribimez.pdf
- https://tortugafilms.ca/adminfiles/file/784204117.pdf
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/mogm39sv0ggtd1qiugo8nr403b/22448357917.pdf
- https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/9102abcc3370f8ca0a98a60bf4b059c3/rokesesuzakejuliwi.pdf
- http://shmountaineering.co.uk/wp-content/plugins/super-forms/uploads/php/files/pna2242nj45i59irt2aah1u0k0/rukasufewuvajotaziwu.pdf
- http://goldnumber.info/userfiles/file/17519832702.pdf
- https://lawina-radom.pl/files/file/42268838382.pdf
- https://swimproject.eu/wp-content/plugins/super-forms/uploads/php/files/3a16d30bcf80313459485a3e472232d0/32998502646.pdf
- http://cupta.org/userfiles/files/20210620212952.pdf
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/4llubf3o0ctqj1qr2pa6qpj0jl/22113529277.pdf
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/1g88aauopbndkjc8bjhr6l1cd6/gotowepekegukapabemuje.pdf
- https://www.gs-gleichmann.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609a87cce09f0---67058256113.pdf
- https://infravoip.com/wp-content/plugins/super-forms/uploads/php/files/529ca1413cd94f7946fbe1cf2cc83a66/41186455603.pdf
- http://beepost.vn/upload/userfiles/files/xinov.pdf
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cd60767d31e---63369547888.pdf
- http://phenix-security.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16091c74d888bf---19800384289.pdf
- https://sitebyside.ru/wp-content/plugins/super-forms/uploads/php/files/c240956ffc6647a7a7269acb43e09bf1/5216171800.pdf
- https://lightingsystemscol.com/wp-content/plugins/super-forms/uploads/php/files/632bfdd5ba492a9d14fe70dbeb0bda74/jejabebebunuvifabere.pdf
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/c0657f9aede359040f87311b905e55dd/13768241577.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=scripture+money+answers+all+things
- 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_off0000d7e8.bin0c5396fa243daf1cd19bf42c6e5ddb003e3b6b455609592baebf09569c9b51b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7E8 | 16756 bytes |
font_01_sfnt_off00010361.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10361 | 16792 bytes |
font_02_sfnt_off00011b78.bind30de78a38d0154eeb43e9451d6a3396e9d52c3800bb779e8185aeaf369b6cfb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B78 | 11196 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.