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 ClamAV and an ML classifier, with multiple heuristics indicating it is a link farm pointing to compromised websites. The embedded URLs suggest a phishing or malware distribution campaign, likely initiated via spearphishing. No scripts were extracted, but the PDF structure and URL patterns are indicative of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://synerhu.ru/uplcv?utm_term=perrine%27s+sound+and+sense+pdf PDF link annotation
- https://eownauto.com/uploadpic/files/60597119991.pdfIn PDF document text
- https://livres-arts.com/ckfinder/userfiles/files/36020583932.pdfIn PDF document text
- http://bbpcosmetics.com/admin/upFiles/2021-9/file/nufarazup.pdfIn PDF document text
- http://abbeytraining.net/userfiles/file/26729107211.pdfIn PDF document text
- http://ankurgroups.com/userfiles/file/50061947797.pdfIn PDF document text
- https://voicelux.ru/wp-content/plugins/super-forms/uploads/php/files/652e462ab45d9b39186b9de00a696ed7/29848372348.pdfIn PDF document text
- http://quiltingacademy.com/fckeditor/userfiles/file/nefomupufuje.pdfIn PDF document text
- http://www.hermosabeachbungalows.com/userfiles/files/32904671577.pdfIn PDF document text
- http://telegid.tv/userfiles/file/23272922776.pdfIn PDF document text
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/0ecc846c74d0a3fe432a5799b1519e94/wuvarejadefa.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16130953f6d2f7---runikuvojitesuxom.pdfIn PDF document text
- https://nhabe.com.vn/ckfinder/userfiles/files/24672595657.pdfIn PDF document text
- https://burstallconrad.com/editor_files/file/68439587501.pdfIn PDF document text
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612fb5692a3cf---nojovowodowegasidoxi.pdfIn PDF document text
- http://beergolfers.com/blog/images/file/72958873075.pdfIn PDF document text
- http://ellenia3.eu/userfiles/files/33654387466.pdfIn PDF document text
- https://atamergranit.com/userfiles/file/xatele.pdfIn PDF document text
- http://eluvial.com/sites/all/sites/eluvial.com/files/93112273823.pdfIn PDF document text
- https://xn--pssa17sw71b.tw/upimages/files/22988636955.pdfIn PDF document text
- http://a2hgghk.handylover.com/upload/files/50029833240.pdfIn PDF document text
- https://atkarisuli.hu/userfiles/file/zibego.pdfIn PDF document text
- http://mothertheresapublicschool.com/userfiles/file/77245347876.pdfIn PDF document text
- http://bigbulkbags.ahmadpackages.com/survey/userfiles/files/gesagorofelaxoraxojuf.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_off0000c3f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC3F0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_01_sfnt_off0000dc07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC07 | 10480 bytes |
SHA-256: 31b26eff604fa259bd716e8f751d0f81a689e79b3af2e804eda59217eff47fec |
|||
font_02_sfnt_off0000f3f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3F2 | 18024 bytes |
SHA-256: 49e55c68d005b8f32f391c3c5dd354b33dcb97bbf4cb086e569552c6d95bac90 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.