MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Several heuristics identified the document as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution attempt. The embedded URLs, while numerous, do not contain exploitable content themselves but serve as lures to external malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://cal.lighting/wp-content/plugins/super-forms/uploads/php/files/30bc3bc15b15dae5371698adb9aadb40/xuwele.pdf In PDF document text
- https://montpellier-business-plan.com/mbp/upload/images/images/upload/ckfinder/jibavedizupukofedusom.pdfIn PDF document text
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1606d7f43b29d9---31624431408.pdfIn PDF document text
- http://ddservice-bmw.pl/userfiles/file/29788590282.pdfIn PDF document text
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160a843ec4d4d6---serup.pdfIn PDF document text
- https://advance-pack.com/editor_upload/file/lomufawipu.pdfIn PDF document text
- http://notariocprietoa.com/notaria/documentos/files/66169769614.pdfIn PDF document text
- http://denis-lefebvre-services.com/fichiers/file/banosa.pdfIn PDF document text
- https://www.waterlooarmsnewforest.co.uk/wp-content/plugins/super-forms/uploads/php/files/2a7f8cc43acae7d0142c215654f4c62e/70967058016.pdfIn PDF document text
- http://a-swiss.com/upload/userfiles/file/28790036129.pdfIn PDF document text
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/873f7525ba3963ec0fcc4852ba800585/31326639413.pdfIn PDF document text
- https://nenanhduong.vn/Upload/files/gizunu.pdfIn PDF document text
- https://vidolamerica.org/wp-content/plugins/super-forms/uploads/php/files/75ff07575bb4165448105bb3e4b0041c/basinarelufufodiditevomad.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/160b24903a0255---vokuwikawebidu.pdfIn PDF document text
- http://gpszone.hu/upload/userfiles/file/28739511928.pdfIn PDF document text
- http://ghalemdi.com/userfiles/file/1416253156.pdfIn PDF document text
- https://ankaratemizlikcim.com/depo/sayfaresim/file/patogizipasuni.pdfIn PDF document text
- https://flexrocksrollovers.com/wp-content/plugins/super-forms/uploads/php/files/r2705urs9bn7fhe363ml03dbhg/22788984395.pdfIn PDF document text
- http://digimaap.com/wp-content/plugins/super-forms/uploads/php/files/e4s3uggcc49r5uknu2mgrcpvod/kuxamawajigoxal.pdfIn PDF document text
- http://amuseonline.com/absite/userfiles/file/xexamaxurukaroberinidum.pdfIn PDF document text
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/9cc72dee8ba9865124ed65e321b1077c/zelejikakujijepojaz.pdfIn PDF document text
- http://beateromer.com/bilder/file/20962565625.pdfIn PDF document text
- https://area34.info/wp-content/plugins/super-forms/uploads/php/files/s6ieukqv09bi0ehu88gl2nffr3/tatexarujijokolo.pdfIn PDF document text
- http://cupta.org/userfiles/files/20210527174525.pdfIn PDF document text
- http://paintingservicesonline.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1608ad049c1290---60681984660.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=train+leaving+station+sound+effectPDF 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_off0000ef7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF7E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010790.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10790 | 17736 bytes |
SHA-256: 08931c8127cffd360a6554ba29c442db943db00f6e67579cdfc4c37894707893 |
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font_02_sfnt_off00013621.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13621 | 10780 bytes |
SHA-256: e70b117ea68fba999a8511f2f939a4d8f562419f480352463f82c5669e1a2ee5 |
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