MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier, indicating malicious intent. Heuristics identified it as a link farm pointing to potentially compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of an attempt to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 http://jshtextile.com/UserFiles/file///39869604997.pdf In PDF document text
- http://byecook.com/ckupload/files/77545577493.pdfIn PDF document text
- http://mopi.eu/ckfinder/userfiles/files/bemapikakopitus.pdfIn PDF document text
- http://mattstergamer.com/wp-content/plugins/super-forms/uploads/php/files/3r72s4ji4e16l62qvcrkjqk0i0/94354380431.pdfIn PDF document text
- http://angarakshaksecurity.com/userfiles/file/xuburuloxeposiraneru.pdfIn PDF document text
- http://www.stallionreadymix.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1606e9b3f72616---vebisemasajudewaf.pdfIn PDF document text
- http://panda-es.tokyo/yamituki-n/uploads/files/dutebelurosawap.pdfIn PDF document text
- http://dyweisheng.com/uploadfile/file/2021072616455073499.pdfIn PDF document text
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160df4efc3b2c0---goloxexagizaromafilonefof.pdfIn PDF document text
- http://rayhovietnam.vn/upload/files/fixajogutazezeje.pdfIn PDF document text
- http://steakclubhn.com/campannas/file/8491067194.pdfIn PDF document text
- http://innersolutions-uk.com/file/toxebelu.pdfIn PDF document text
- https://myupfield.link/wp-content/plugins/super-forms/uploads/php/files/68qj3onlcv4fp56883len7fek3/fugofebatatixotomi.pdfIn PDF document text
- http://timnhanhonline.vn/upload/files/xivamoxugapemuzusebax.pdfIn PDF document text
- http://www.linkkorea.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/160a09486ba5eb---7349178339.pdfIn PDF document text
- http://maternites-catholiques.org/ressource/site-image/files/jovuwadaforakonujuxi.pdfIn PDF document text
- https://fresh-cherries.com/ckfinder/userfiles/files/12051856381.pdfIn PDF document text
- http://www.canadavisaservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097ecbe32818---texasabowurepufim.pdfIn PDF document text
- http://skylineidaho69.com/clients/c/c7/c7306e0a9cc1d421caefa9c307ca601f/File/47875462598.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=6+libro+cancion+de+hielo+y+fuegoPDF 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_off0000dd3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD3D | 10916 bytes |
SHA-256: e5fa6f6e92b08eb2456671ae21ad54495dbe5042aa4afa03b06c504865b2fe7b |
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font_01_sfnt_off0000f623.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF623 | 19436 bytes |
SHA-256: 24cd609b160fae4bf6275ed1cd1a32e223ff896a7dd763b6a4e89c73a4a4c0ce |
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font_02_sfnt_off00012612.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12612 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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