MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many pointing to compromised websites or disposable hosting, indicating a link farm designed to redirect users to malicious content. The ClamAV detection and ML classifier strongly suggest a phishing or trojan payload delivery. No scripts were extracted, but the structure and URL patterns are consistent with malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
-
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 https://infrive.ru/uplcv?utm_term=movie+translator+app+android
- http://bradzo-ep.com/uploads/files/kasitepixijezasitupewij.pdf
- https://cqhuaan.myhost360.cn/upload/files/09-07-01-57-23-87.pdf
- https://bvphcn.bdata.vn/upload/files/93576340437.pdf
- http://agilesolutions.in/uploads/80182342891.pdf
- http://flexa.cz/docs/file/83517454126.pdf
- http://netmode.net/app/webroot/uploads/files/42136035149.pdf
- https://mygamedaysports.com/wp-content/plugins/super-forms/uploads/php/files/7a48293b866e0ad6650642df36005bc6/zutevexewaxupe.pdf
- http://lncxjzxxw.com/upload_fck/file/2021-9-27/20210927060627936286.pdf
- http://heorungminhphat.com/luutru/files/56542440075.pdf
- http://acecaalcoy.com/userfiles/file/3570239700.pdf
- http://studiomuraca.eu/userfiles/files/74222438024.pdf
- https://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/a8edcad7df43d3392b5ca633ce4661c8/mifexixamimuremafaxematu.pdf
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/de648616c91c98bc1120de3c2c58e66c/fadiga.pdf
- http://nenayu.com/filespath/files/20210907043426.pdf
- http://ahcxdq.com/uploads/file/012304489070.pdf
- https://siemreaptraveltours.com/userfiles/file/9909731303.pdf
- https://omnistopbollards.com/application/third_party/ckfinder/userfiles/files/23857128578.pdf
- http://frigotechreina.com/userfiles/files/68645070716.pdf
- http://akbarestate.com/survey/userfiles/files/86651665830.pdf
- http://waterlootour.com/FileData/ckfinder/files/20210905_29140F54D20617D9.pdf
- https://angel-juicer.com/FileData/ckfinder/files/20210908_7CAF4B8B16E0192F.pdf
- http://afro-safari.com/upload/files/rukudofamusasosinu.pdf
- http://ave-france.com/pics/files/nagejaxowenizojamerasebak.pdf
- http://grupophi.es/uploads/files/50452182435.pdf
- http://www.fred-robin.com/ckfinder/userfiles/files/jivane.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_off0000b25f.bin375c0c770760bdaeabee496e7441f9ab799a445f180c0087735bdbd8e08a2cb5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB25F | 10444 bytes |
font_01_sfnt_off0000ca30.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA30 | 16792 bytes |
font_02_sfnt_off0000e242.bin064ca194a85294c96887a824f33b744ec7279cda318df6452d1b24499d38252d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE242 | 15100 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.