MALICIOUS
104
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous links pointing to compromised websites, indicating it's part of a link farm designed to redirect users to malicious content. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs and link farm heuristics further supports a malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9967
Heuristics 6
-
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.
-
Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
-
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 https://archism.ru/uplcv?utm_term=idioms+meaning+in+tagalog
- http://mtcclassof81.com/clients/0/0a/0a45bd3013a8cc77df817aa526a911b1/File/metasupegoxi.pdf
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606f9aeceb682---75978223050.pdf
- http://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/l671pt21r27c1jgstplqbfgs82/18311078960.pdf
- http://brainbond.ro/userfiles/file/5128904822.pdf
- https://e-fasteners.eu/media/file/47559358181.pdf
- http://qhs1978.com/clients/d/dd/dd8db5a278a7ad55a2ada34b8e38ebcc/File/77605117002.pdf
- https://aquatrustfina.com/userfiles/file/92527718302.pdf
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/6042dc9b41eb3c60efaba28a65911dcd/26092859098.pdf
- https://beaufortbond.com/wp-content/plugins/super-forms/uploads/php/files/dda845c00194ad6be2e9f51fd116a3c3/nukaf.pdf
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/65bfb1b56358a5fcc635d6ee9613c56b/30483436313.pdf
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/7c455df612ef993713cffeaeb1b77a01/73509879242.pdf
- https://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa9135ee58c---935866721.pdf
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/aed20502a6720922d9d568a7572ff33d/sopon.pdf
- http://gorillatheory.com/admin/upload/file/11200904910.pdf
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/4a0f7fdc9616814a7ad9122ee5738145/84637782499.pdf
- http://herningbadintra.dk/app/webroot/upload/files/kuripowevudarew.pdf
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c73fda08ba---pilejogubaz.pdf
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/16076261082bf3---wabozirog.pdf
- http://carnow.jp/js/upload/files/29904840608.pdf
- http://irinaburmistrova.ru/files/58375255736.pdf
- https://people11people.gr/uploads/File/31437254146.pdf
- 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_off000118c4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118C4 | 16792 bytes |
font_01_sfnt_off000130db.bin836ba080b8d38426d1f133c3c362363aa45aea45d78f252a873058ca6f69c3f0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130DB | 10444 bytes |
font_02_sfnt_off00014848.bind15666ee78068dc94d8ce7a58bf2063917ad8a8b6710e4267ffc7a16fb1595da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14848 | 18688 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.