MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links likely lead to phishing pages or further malware downloads, indicating a malicious intent to lure users to compromised resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9851
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://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/68c9c910126888004a55328d42fc88d3/34866360357.pdf In PDF document text
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/121c6337ecd808222d76a1ea75d11b54/7119703043.pdfIn PDF document text
- http://cunningham-reunion.com/clients/7/73/7399477c88ef979e1ad3ac38e42cffcc/File/41321612206.pdfIn PDF document text
- https://dolcezzecaffe.it/file/22606660540.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083208a8c2f3---bifedutat.pdfIn PDF document text
- http://daearesort.com/FileData/ckfinder/files/20210705_385280FD0C6B0AF8.pdfIn PDF document text
- http://mattstergamer.com/wp-content/plugins/super-forms/uploads/php/files/4mj3dbnvhbt7lubn2cvg73ikfn/90813560872.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160ccddbc5e889---58468150262.pdfIn PDF document text
- http://ip-golubev.ru/ckfinder/userfiles/files/47493847294.pdfIn PDF document text
- http://thankschicken.com/uploads/files/14319316403.pdfIn PDF document text
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c4ebde51eb8---sajimorojiri.pdfIn PDF document text
- https://drivetripper.com/userfiles2020/files/murawikowipadufojatuvu.pdfIn PDF document text
- http://thementalhealthadvocates.org/files/userfiles/file/32170490079.pdfIn PDF document text
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/16089eeaf05971---6598774227.pdfIn PDF document text
- https://2acontractor.it/images/file/98044745472.pdfIn PDF document text
- https://harkakotony.hu/UserFiles/file/58971102526.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087122687384---94482627534.pdfIn PDF document text
- https://www.cibaospalaser.com/wp-content/plugins/super-forms/uploads/php/files/ma8hvrh0f4ga4vjovk54gl1jrj/lirutepex.pdfIn PDF document text
- https://www.andrecampbell.ca/wp-content/plugins/super-forms/uploads/php/files/6d5ebb22b6b64fd96bf7bac0d5c62d1f/riropa.pdfIn PDF document text
- http://batiment-tunisie.com/userfiles/file/bozolevijagotimepawadet.pdfIn PDF document text
- https://casalindasbakery.com/ckfinder/userfiles/files/19975781288.pdfIn PDF document text
- https://www.heracles-hotel.eu/wp-content/plugins/super-forms/uploads/php/files/ijri68pk90tp867scdp5h36vbv/58751145724.pdfIn PDF document text
- https://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/jjqm7fk8rjhqim372fu6ed1u7k/89398026408.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/22e2645c58b1b9573d3ee21510d2a771/kojibumosiboxugaf.pdfIn PDF document text
- https://rcvizovice.cz/ckfinder/userfiles/files/28905473344.pdfIn PDF document text
- http://ghalemdi.com/userfiles/file/vamedokokujavazij.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=ricardian+theory+of+income+distributionPDF 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_off000162f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x162F2 | 11092 bytes |
SHA-256: 8faa2ae52818cd1ea254533bd8ddab99a6b47b7e080a1c20ebd433a4fabaab98 |
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font_01_sfnt_off00017ca7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17CA7 | 18896 bytes |
SHA-256: 24b25bfa2ed54ff053fb28ea77bf7a79eb99f9503ddfd1e79f2224e08d7b8ce8 |
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font_02_sfnt_off0001adee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1ADEE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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