MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, with heuristics indicating it functions as a link farm pointing to compromised WordPress upload storage. The SE_INVOICE_LURE heuristic suggests the document's content is designed to trick users into clicking these malicious links, likely to download a secondary payload. No scripts were extracted, but the presence of multiple links to potentially malicious PDF files indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 7
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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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad9377090a2---talilawulitadamon.pdf
- https://messianic.live/wp-content/plugins/super-forms/uploads/php/files/152e004e1b9871a778f517cc09614887/96084020437.pdf
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084a6148504e---15490985232.pdf
- http://drstevealbrecht.com/wp-content/plugins/super-forms/uploads/php/files/bfc632a7a77e8042253c9e53b6577b1d/fedagegatigiganadibot.pdf
- http://danfilenemd.com/clients/67744/File/pokufejudelavudokerimegek.pdf
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/160b86493d3a70---xojuxigotafifaf.pdf
- https://bocion.com/ckfinder/userfiles/files/81066643288.pdf
- https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/ce017b2ab980ddb7748759263ec9d7b9/8003263168.pdf
- http://fashioneducation.ru/userfiles/file/mozawurul.pdf
- https://bibliothequedesarts.ch/ckfinder/userfiles/files/nonazavezuxuwipesax.pdf
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/7ce111269eb38ac71405983bb5d54101/93014484117.pdf
- https://edukiya.com/wp-content/plugins/super-forms/uploads/php/files/69063f206a5ece2cddb464c84468db0a/16494283433.pdf
- http://herculesestateplanning.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/17528992188.pdf
- http://geredekombiservisi.com/userfiles/file/76113621817.pdf
- https://masterok-kovka.ru/wp-content/plugins/super-forms/uploads/php/files/83e2c2c6636c35e5b3fc9d853cd88c8f/85152266487.pdf
- http://bright-inter.com/file_media/file_image/file/livatabivevubuzajupujaden.pdf
- http://constantemails.com/userfiles/file/162508566981568064823.pdf
- http://lycee-elm.org/userfiles/file/nupexirutobetufozojapi.pdf
- https://spectrumohio.com/wp-content/plugins/super-forms/uploads/php/files/baf35ad574bdbcc42fa04eca81c79f01/gagirenukedaz.pdf
- https://floorco.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/ed4175312459b9c517ae3907ef3e4518/47581145524.pdf
- http://xiaohecollege.com/d/files/rozijolesapafa.pdf
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078d3894ee4e.pdf
- http://www.makattakasinti.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e4ba22664d---18290637758.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=best+possible+dso
- 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_off0000ee33.bine891e9fd84dd7e440e869815cd687080e0446640fb526455657e84fe1b1b2ae1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE33 | 17712 bytes |
font_01_sfnt_off00011c80.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C80 | 16792 bytes |
font_02_sfnt_off00013497.binfcbe7c2a3f564da2c286cbb407dcc3fb719f76886885ac192fccf783ce32055b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13497 | 10212 bytes |
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