MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, hosting numerous URLs that redirect to other PDF files, likely as part of a phishing campaign or to obscure the ultimate destination. The presence of multiple compromised CMS upload links further suggests malicious intent to host and distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://tropo-design.com/ckfinder/userfiles/files/nevakitunenusawuxe.pdf In PDF document text
- http://garankuccu.com/upload/fckimagesfile/3893e49152cb3c627b068c2394120dfa.pdfIn PDF document text
- http://westpakusa.com/phpsites/vertical_living/uploads/file/98322130964.pdfIn PDF document text
- http://qianshunqs.com/admin/upload/kowurinadime.pdfIn PDF document text
- http://ver9ctrl.sonikgps.com/ckfinder/userfiles/files/4232132571.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613f0711182b0---daronasixusaxowevu.pdfIn PDF document text
- http://abogadosaguilar.com/ckfinder/userfiles/files/68266490958.pdfIn PDF document text
- https://journeypeople.cc/wp-content/plugins/super-forms/uploads/php/files/3026fe92c9acea554d7964d1863dba53/xazotofogiwoza.pdfIn PDF document text
- http://abwfinlay.com/uploads/files/29030343255.pdfIn PDF document text
- https://ercrs.org/wp-content/plugins/super-forms/uploads/php/files/oa426c5bm1rf7g9mulunm34707/47618071770.pdfIn PDF document text
- http://abovomedia.hu/_user/file/xubipilevujifimaref.pdfIn PDF document text
- http://thevale.us/userimages/59049359448.pdfIn PDF document text
- http://moriefrusca.com/userfiles/files/gubokesowefuwufelum.pdfIn PDF document text
- http://skkl.cn/filespath/files/20210914014907.pdfIn PDF document text
- https://rimsball.com/ckfinder/userfiles/files/98905569950.pdfIn PDF document text
- https://exam10.menapoint.com/app/webroot/upload/files/kunuziru.pdfIn PDF document text
- https://matras-matrasych96.ru/admin/ckfinder/userfiles/files/fudoselevalumezoripate.pdfIn PDF document text
- http://omeofest.eu/userfiles/files/kutem.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/161384fbd86cb8---65679808012.pdfIn PDF document text
- http://condominiobrisasdelnorte.com/userfiles/file/xexavivumomero.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=flood+runner+unblockedPDF 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_off0000bb52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB52 | 16224 bytes |
SHA-256: a67309873381c63a86c639afebd9a144f4b50cc2e165e9fbd208855ba7014127 |
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font_01_sfnt_off0000e51a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE51A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fd31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD31 | 10152 bytes |
SHA-256: bd8a4f37a2482cdeb8664ff05b5de363e3fbd6ac0f0429f5d50d6e06d95619c5 |
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