MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. Heuristics indicate the document functions as a link farm, directing users to multiple external websites, some hosted on compromised CMS uploads. The embedded URLs and the nature of the heuristics suggest a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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 http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16080f9ae46a1a---33600288259.pdf In PDF document text
- http://nsdadventist.org/FCKData/file/majozirutepiluxufumebi.pdfIn PDF document text
- http://auldskoolrocks.com/clients/878384/File/dixewixuwim.pdfIn PDF document text
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160c2ea417de3a---45569996842.pdfIn PDF document text
- http://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ab2200917c---simez.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160c86459a4ce9---77052016420.pdfIn PDF document text
- https://riverasphotovideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080e48b2d335---zisapereluk.pdfIn PDF document text
- https://ahreco.com/uploads/news_file/11765995125.pdfIn PDF document text
- https://fietenhaardenenkachels.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160abefa500435---siribawovinivogib.pdfIn PDF document text
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608c4cea671b7---fijorurebapal.pdfIn PDF document text
- http://studioagronomoserragiotto.eu/userfiles/files/26463051548.pdfIn PDF document text
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/95e9621ea238262eb885fde2e20f574c/29208264040.pdfIn PDF document text
- https://www.elitelawnsolutions.co.uk/wp-content/plugins/super-forms/uploads/php/files/48df0q2rd1uu3c72e0eg5fng5m/69919606210.pdfIn PDF document text
- https://alllegaltask.com/wp-content/plugins/super-forms/uploads/php/files/u74g0nh1qm5upue5sm8kr5r6ju/zamolimorisipisalugog.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160981f611b6fa---tawelatawe.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/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=automobile+engines+pdfPDF 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_off0000d1bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1BB | 5184 bytes |
SHA-256: 548aaaa3ecdc0cc2ea62c113112d5a0c65c0e67043f494d09dbf69e8fb92bdf2 |
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font_01_sfnt_off0000e353.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE353 | 10504 bytes |
SHA-256: acb3236b4bc7f951f77f6fb07c03ff71581f102382c4bf7dc462660e8826a553 |
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