MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The document contains numerous links pointing to compromised CMS upload storage and disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The ML classifier also strongly indicated maliciousness. The presence of these link farms and the overall detection profile point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fa633d0dfa---japapojililuvurunabiniru.pdf In PDF document text
- http://ahsaipu.com/v15/Upload/file/202151313945307.pdfIn PDF document text
- http://bdn10.cz/files/file/fejujuse.pdfIn PDF document text
- https://salubrismd.com/wp-content/plugins/super-forms/uploads/php/files/8e62fb9f3ee8349c0c7a93f815759675/xaminetadese.pdfIn PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/d0dirbhucp6nofflo7cobuq5o4/87840914621.pdfIn PDF document text
- https://engravestone.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607be2173628c---91982212144.pdfIn PDF document text
- https://www.drmarlenebothma.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160a9bfa5ac3e0---92023976547.pdfIn PDF document text
- https://lllk.ru/wp-content/plugins/super-forms/uploads/php/files/55a5ae4118a44c0bb78c8892e38ed30b/gitevekaluruxumuwitagaxam.pdfIn PDF document text
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160867725457f7---12497672947.pdfIn PDF document text
- http://hrt-foto.hu/_user/file/bufifibamikevopib.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/40c5f1ee02ffbbaa01982686ee0676cf/rokonapepazoxov.pdfIn PDF document text
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/160b9b19aa1cea---42552484859.pdfIn PDF document text
- http://accessiblevehicleservices.com/userfiles/file/duxabadomizi.pdfIn PDF document text
- http://infrabud.eu/fckpliki/file/garaza.pdfIn PDF document text
- https://laxmigrouppune.com/wp-content/plugins/super-forms/uploads/php/files/c4ddf3a1d24b3c84df1433ae291a013a/6217818990.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=deutz+emr3+manualPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013565.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13565 | 4868 bytes |
SHA-256: a0ede91ace67590a1e1d5194580bb0b89cb4492c591bcd8c7d90278f5ddf1af3 |
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font_01_sfnt_off000145e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x145E5 | 10832 bytes |
SHA-256: 547bc993174a18bbbb3ebc68df855599d7557164e733a1293cdc393cffeaeb9c |
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