MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to external websites, many of which are hosted on compromised CMS uploads or disposable domains, suggesting a link farm designed to redirect users. The presence of these links and the overall structure align with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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.
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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.
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External URI info PDF_URIPDF contains an external URL action
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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.
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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://ambcavallon.eu/userfiles/files/bunumog.pdf In PDF document text
- http://clickvay.com/upload/files/zarela.pdfIn PDF document text
- https://meganimal.pt/site/upload/file/ponukegiza.pdfIn PDF document text
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a85bc097c12---44849613525.pdfIn PDF document text
- http://www.gonouvellezelande.com/files/narifadafolebo.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/122211149722.pdfIn PDF document text
- http://www.zav-mito.si/wp-content/plugins/formcraft/file-upload/server/content/files/1607f1f72a0f81---janagopidosesiromegume.pdfIn PDF document text
- http://www.dkmodels.net/ckfinder/userfiles/files/72214083272.pdfIn PDF document text
- http://yournamebadges.com/withyourdog/cms_uploads/file/nemixe.pdfIn PDF document text
- https://voyageaventurenepal.com/upload/files/54782518878.pdfIn PDF document text
- https://kisikana.hr/userfiles/file/falirigiw.pdfIn PDF document text
- https://tavfelugyelet.megujuloenergiapark.hu/admin/ckfinder/userfiles/files/gawarubos.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/da0aa7cb2fcb34f8fcb7fe0a707d71dd/zegisotamivomisononese.pdfIn PDF document text
- http://8njl.com/userfiles/files/lujuloduga.pdfIn PDF document text
- https://www.endthestigmacounselling.com/wp-content/plugins/super-forms/uploads/php/files/aeql24bce219hnb7p016kumvi3/rorefumozazujukovumokaxuf.pdfIn PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c1b305da3e0---94073119159.pdfIn PDF document text
- http://ks4073.com/file_media/file_image/file/58889116516.pdfIn PDF document text
- http://szao-spb.ru/images/news/file/setegusibanetogaxe.pdfIn PDF document text
- http://veronikavilla.hu/userfiles/file/bufozod.pdfIn PDF document text
- http://xn----itbbfrdrdbd4bgy6gi.xn--p1ai/webroot/files/files/81826830361.pdfIn PDF document text
- http://dabaizhongxue.com/upload_fck/file/2021-6-12/20210612151427108197.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=baixar+senhor+dos+aneis+1+pdfPDF link annotation
- 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_off0000d043.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD043 | 10660 bytes |
SHA-256: 98ae15837412f829e90c93e8ddead8da35aec711125eec0afbea892d35b20fc4 |
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font_01_sfnt_off0000e89d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE89D | 20012 bytes |
SHA-256: 28c2dddc2b89c0530a7f1fde0a3904f7e607ea1a9c38118c15fa1575a6464dc6 |
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font_02_sfnt_off00011a36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A36 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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