MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. It contains numerous embedded URLs pointing to compromised websites and link farms, indicating a likely phishing or malware distribution scheme. The PDF structure and the nature of the URLs suggest it's part of a spearphishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://archism.ru/uplcv?utm_term=besanko+microeconomics+solutions+pdf PDF link annotation
- http://thecargonepal.com/userfiles/file/51629888652.pdfIn PDF document text
- http://klusjesindex.nl/images/uploads/nunuvalokaz.pdfIn PDF document text
- https://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/161398589b5fcc---90836409498.pdfIn PDF document text
- http://tamtamphat.com/upload/files/75443477243.pdfIn PDF document text
- https://upaspor.com/resimler/files/52410616142.pdfIn PDF document text
- https://lolakarimova.uz/ckfinder/userfiles/files/75594475038.pdfIn PDF document text
- http://myucmas.com/userfiles/file/30398611661.pdfIn PDF document text
- http://komodovo.ru/upload_picture/54524063077.pdfIn PDF document text
- http://mueblesdepladur.es/1/userfiles/file/zudojororulixorevibebepar.pdfIn PDF document text
- https://tiklatakip.com/calisma2/files/uploads/27336176138.pdfIn PDF document text
- https://mariellatriolo.it/public/file/48692723260.pdfIn PDF document text
- https://shrmivirtual.org/wp-content/plugins/super-forms/uploads/php/files/2acbaf2e43e0091fa01361d74aa4264f/2018854168.pdfIn PDF document text
- http://moskvaznaet.ru/upload/files/wejewisaboz.pdfIn PDF document text
- http://novastal.pl/userfiles/file/32848603467.pdfIn PDF document text
- http://yer-krasnodar.ru/ckfinder/userfiles/files/bijotilukekodawowag.pdfIn PDF document text
- http://visit-pune.com/userfiles/file/porakamosesifalos.pdfIn PDF document text
- https://cebrium.ssnn.ro/images/20335282692.pdfIn PDF document text
- http://ozdoby-betonowe21.pl/Upload/file/naxoramepaxokawizegomi.pdfIn PDF document text
- http://vizesblokk.hu/files/file/62345994086.pdfIn PDF document text
- https://kheops-so.fr/ckfinder/userfiles/files/kabaritu.pdfIn PDF document text
- https://die-elke.de/cms/elke_page_files/file/11807873541.pdfIn PDF document text
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/036330a880bebd69f3a0e876a7b26459/13072089368.pdfIn PDF document text
- http://alvit-bk.ru/userfiles/file/kexabakuguvigawilu.pdfIn PDF document text
- http://cathugo.de/res/wysiwyg/file/54793952051.pdfIn PDF document text
- http://ffarchitettura.it/userfiles/files/81861399744.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_off0000cf9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF9C | 17540 bytes |
SHA-256: a38b7f3cacc63c3d54f383fc30ec0c2227e2ce5b065394773d2d59cc2b56e830 |
|||
font_01_sfnt_off0000fdbb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDBB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off000115d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115D2 | 11024 bytes |
SHA-256: 0df8040b04852ff5c602823f1b616881403ddf8f5f235928469e0c661c7c87fc |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.