MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains numerous embedded URLs pointing to compromised WordPress sites and disposable hosting, suggesting it functions as a link farm to distribute phishing content or further malware. The presence of these links and the overall structure indicate an attempt to direct users to malicious external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 https://queure.ru/uplcv?utm_term=how+to+send+pdf+from+mac+to+iphone
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609892b585b8d---72831938225.pdf
- https://independentmusicleague.com/wp-content/plugins/super-forms/uploads/php/files/45521502d251ff82ff58c4569c3ad28e/9861310421.pdf
- http://getawaynewzealand.co.nz/wp-content/plugins/formcraft/file-upload/server/content/files/1609de6d24868d---88235435936.pdf
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608df26959ec1---69042901713.pdf
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b9d6db229e3---binizutesuzexuniroz.pdf
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/tgn3l66r2lh84lma02dol2d19m/suxagamatudakudalageneka.pdf
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/6nammv3alqesti6dla7rnbno0e/71504587325.pdf
- https://china-glass-mosaic.com/userfiles/files/20210607_210725.pdf
- http://www.yoko-ono.be/images/userfiles/file/tefasigumoterefuted.pdf
- https://latework.cz/soubory/11649238847.pdf
- https://dimensioninteractive.com/WYSIWYGImage/file/13562917275.pdf
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071cd96d8de9---piwejijinuvikolujalidoki.pdf
- http://bigband-ulm.de/userfiles/files/jogizonugotataxozoriz.pdf
- https://suma.ca/upload/editor/file/7401145545.pdf
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/16072c9d239d21---84004438125.pdf
- http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/8f3068ce530d25c47f768b40f537e116/jukirovotuduguvovilega.pdf
- https://nowackleverkusen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160767dc4bfe6e---56517484627.pdf
- https://regeneracion-capilar.com/wp-content/plugins/super-forms/uploads/php/files/b7f1c11019de2cdc862d184b6e8cc64c/6712520260.pdf
- http://www.argentum.com/wp-content/plugins/super-forms/uploads/php/files/6ap30aj6bm7u83mil5m78lmuaj/susapepabiwif.pdf
- https://www.federatedlighting.com/wp-content/plugins/super-forms/uploads/php/files/c4deab9fa6e3161fdd245d29714148ec/kuzulajepinagamojeke.pdf
- https://protechlighting.com/wp-content/plugins/super-forms/uploads/php/files/1a099427ee5149b1090b46b85b9e604c/94932614876.pdf
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/lofelerugazojo.pdf
- https://ksboutlet.com/file/files/68590958818.pdf
- https://www.lokalesichtbarkeit.de/wp-content/plugins/super-forms/uploads/php/files/9baa8uaa58n6bmo8iq2njelq0e/wemajugodabejufipifipitiz.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e77b.bineb5c6d77cdc34d05f1b08d0ec11ca3a831d1ce98b53f41692ac65191e812c375 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE77B | 16680 bytes |
font_01_sfnt_off000112f3.bin169275421a879563aa0db4fb35245ac10b4a766055ce1f3c12e8103a5f12f916 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112F3 | 10916 bytes |
font_02_sfnt_off00012c12.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C12 | 16792 bytes |
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