MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified external URIs and a link farm structure, suggesting the PDF's purpose is to redirect users to potentially harmful websites. The presence of embedded URLs further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 5
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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://inwebjor.ru/uplcv?utm_term=selina+biology+class+10+book+pdf PDF link annotation
- http://www.biosafety.biz/ckfinder/userfiles/files/89983322961.pdfIn PDF document text
- http://rongqichem.com/upload/files/90666542389.pdfIn PDF document text
- http://tamker.hu/userfiles/file/28797998474.pdfIn PDF document text
- http://jyotiacademicpress.org/uploads/file/80680467275.pdfIn PDF document text
- http://bowlingkillers.com/imgdb/files/51550930643.pdfIn PDF document text
- https://nhahangthanghuong.com/uploads/files/78373913000.pdfIn PDF document text
- http://origo.ws/userfiles/file/44204847563.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/49ba20022691b72eec85dd5f6b25bef3/pusokus.pdfIn PDF document text
- http://klawiatury-foliowe.pl/_data/file/6943625626.pdfIn PDF document text
- http://wiskind.com/filespath/files/20210908093441.pdfIn PDF document text
- http://clinicaveterinariacene.com/userfiles/files/vepewubodom.pdfIn PDF document text
- http://chapelguild.com/images/usr/tokudamukatepesamizegifex.pdfIn PDF document text
- http://xingyeknitting.com/userfiles/files/gakadusetawaxav.pdfIn PDF document text
- http://www.ettermanenterprises.com/ckfinder/userfiles/files/78321366272.pdfIn PDF document text
- http://frutapac.es/ckfinder/userfiles/files/wibisepopomuwupifedirotor.pdfIn PDF document text
- http://auroraenergyproject.it/userfiles/files/33248290407.pdfIn PDF document text
- https://valserve.in/web/k/main_admin/ckfinder/userfiles/files/1145070953.pdfIn PDF document text
- https://giltmorestukko.hu/ckfinder/userfiles/files/45045677502.pdfIn PDF document text
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/16136d6905030b---gilod.pdfIn PDF document text
- https://granitabrasive.com/editor_up/muwefi.pdfIn PDF document text
- https://phongkhamtamthan.net/uploadeditor/files/69266071333.pdfIn PDF document text
- http://birizgardenhotel.com/userfiles/file/guviraduvageji.pdfIn PDF document text
- https://auditorescr.com/ckfinder/userfiles/files/kiwemixunulaliruwupo.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_off0000c100.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC100 | 11192 bytes |
SHA-256: 2dc26bc60b9baebd2df99b8c964939f4f29279495713ae2f08cd41c63089e2ee |
|||
font_01_sfnt_off0000dae4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAE4 | 17908 bytes |
SHA-256: ebce84e54c0a3e0fcfdf17f77597f9b6c12a73afe85ce620c513ad9b9ee19e54 |
|||
font_02_sfnt_off00010909.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10909 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.