MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a phishing or trojan threat. It contains a link farm with numerous URLs pointing to potentially compromised websites, likely intended to lure users into clicking malicious links. No scripts were extracted, but the structure suggests a phishing attempt via a malicious document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://stpetejazz.com/wp-content/plugins/super-forms/uploads/php/files/4g9p94l1nhq9sd3mg8fcooav0q/xemere.pdf In PDF document text
- http://tranhdaquydep.vn/upload/files/41577368657.pdfIn PDF document text
- http://husplaza.hu/editor_up/52130561622.pdfIn PDF document text
- http://czernavendeghaz.hu/admin1/file/taluzuwemeritude.pdfIn PDF document text
- https://halkapsikoloji.net/userfiles/file/putemonojopumadopirame.pdfIn PDF document text
- http://geojeoceanhotel.com/userfiles/file/20210906023104.pdfIn PDF document text
- http://phupmirpol.pl/userfiles/file/63459324116.pdfIn PDF document text
- http://discus-rus.ru/upl/file/pufisonalupa.pdfIn PDF document text
- http://opgzvh.hr/upload/file/xoritubafuf.pdfIn PDF document text
- https://garnet-medical.com/userfiles/files/bijajuzinegujebiwozefuvi.pdfIn PDF document text
- http://vizit-k.net/uploads/editor/files/37835362091.pdfIn PDF document text
- https://arhometutor.com/userfiles/file/bakinefidesiforoduwu.pdfIn PDF document text
- http://naoshima-habitant.com/images/blog/file/12405464704.pdfIn PDF document text
- http://abwhopewell.com/uploads/files/47632843660.pdfIn PDF document text
- https://moma-restaurant.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ee257d9679---33447872986.pdfIn PDF document text
- http://badaranquehablar.com/userfiles/files/79539838386.pdfIn PDF document text
- https://resulgame.com/calisma2/files/uploads/jodazinanazufegatelovibir.pdfIn PDF document text
- http://conflictfreeelectronics.com/ourprojects/chowki/UserFiles/renuka/file/zixunami.pdfIn PDF document text
- https://instalacje-elektryczne.net/ckfinder/userfiles/files/lozopem.pdfIn PDF document text
- https://www.hintonassociates.com/wp-content/plugins/super-forms/uploads/php/files/535170d23a4d303feb0dc84a618da33f/74067139350.pdfIn PDF document text
- https://nbtele.com/en/cache/fck_files/file/78205455896.pdfIn PDF document text
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16130277c4a88a---lopowemire.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=how+to+disable+assistive+touch+on+androidPDF 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_off0000d471.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD471 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ec88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC88 | 10848 bytes |
SHA-256: b00315bc354ef3424d2ee968cb1aa5121e423f2edfec644f39e8f1406dfbd9a9 |
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font_02_sfnt_off0001058a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1058A | 17348 bytes |
SHA-256: e88282e4d66e6ed475de6a52a4803f973e78e7f49b5e539034d36a0a3baeeb87 |
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