MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to compromised CMS upload storage or are part of a link farm on disposable hosting, suggesting a phishing or malware distribution scheme. No scripts were extracted, but the presence of multiple external URIs and the overall structure strongly suggest a spearphishing attachment attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://dush-kz.ru/uploads/fck/file/gifulom.pdf
- http://cleanyachts.it/writable/public/userfiles/file/27234839878.pdf
- http://pincailight.com/zk/UploadFile/file/2021060921583973499.pdf
- http://clinicaveterinariaalbese.eu/userfiles/files/33805900447.pdf
- https://spazmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160997979ca1a6---21233889241.pdf
- https://www.spreefahrten-berlin.de/wp-content/plugins/super-forms/uploads/php/files/eu97kj84j8s8d461eoqc5eln3c/dolikutuvimibosa.pdf
- http://mysistermyfriendministries.org/clients/85776/File/96144630681.pdf
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c3ecfaf1aa7---wosegogelap.pdf
- https://insights3.com/wp-content/plugins/super-forms/uploads/php/files/cd0b86ebba81d63fa805cbe1e50ecf20/87023297330.pdf
- http://adamlegal.com/userfiles/file/61015003107.pdf
- http://bjbtrh.com/files/pic/file/jidititoduronipuwemegefa.pdf
- https://vashadvokat82.ru/wp-content/plugins/super-forms/uploads/php/files/f00a384e1ef119e29b004658b2e13685/xiwiraxiduvuwajetimox.pdf
- https://wavesmaroochydore.com/wp-content/plugins/super-forms/uploads/php/files/pkqi8bblalck4jfom0h04pklhb/76424126191.pdf
- https://www.edutechusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608201630793b---64184456849.pdf
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/5c12b73eec1d7a8d48735f45aa9b53ca/tomikuvapuka.pdf
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc46f1ebbe---83528001354.pdf
- https://arizonapoolcontractor.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608905c2461b4---lamisos.pdf
- https://biodent.ro/m4fm_files/m4news/ck-uploads-files/52489449201.pdf
- http://scamps.biz/userfiles/file/2877621191.pdf
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/kmpmq1uiudbs2fj7jnonjnraot/mizozujot.pdf
- http://mtlebanon62.com/clients/5/5e/5ee551a8be14a26d7d76bc5e90dd1372/File/40102881263.pdf
- http://pkynfe.net/userfiles/file/41276624415.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=ccf+to+therms+natural+gas
- 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_off0000eec3.bin0ac72b6cca2f020da54fa34495fbde5dc285bccab99633a7d3ba9f067152e2a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEC3 | 16976 bytes |
font_01_sfnt_off00011b41.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B41 | 16792 bytes |
font_02_sfnt_off00013358.bin6c0dc2aba45715e24466a206153348ef3b1ea9d26259c0325c7406cb4cf4ef98 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13358 | 10820 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.