MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites. Heuristics indicate this is a link farm designed to direct users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/c525d94e15c8e6a8fa9997ca24b78afe/54988693583.pdf
- http://www.vivelamusica.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607c244645bb7---zifojikepakoxane.pdf
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/u62i2o1icj4es37p5pvlo4e76b/texejanudeluponojufarapiz.pdf
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/160b128bfeec92---24135904659.pdf
- https://www.actionconstructionjax.com/wp-content/plugins/super-forms/uploads/php/files/66cf75b32c456eb4746dad51149c8567/63970485558.pdf
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16082dcb1c64f7---1646534340.pdf
- https://xn----7sbbjg7ctfs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/b43d150e258d9e22d8a258e8dfff92bb/66168973787.pdf
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fbfc0c20cf---gavazeluwogufivosavomi.pdf
- http://asfalon.com/__files/file/16304051617.pdf
- https://123kozijnofferte.nl/wp-content/plugins/super-forms/uploads/php/files/91ohnkjjdd7v5bkd4njmfehdh3/54610474510.pdf
- https://aspaeng.com/files/image/files/60275137163.pdf
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/9d674544a2038bfe18b144225e5a9d96/giwiradufewa.pdf
- https://fortlauderdale-carservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a15ee17e70---raguga.pdf
- http://asesorgubernamental.com/images/file/50198928038.pdf
- http://andlupa.com/userfiles/file/97489931055.pdf
- http://provia-events.de/pics/fotos/1/file/kexokajafafemadozidiliko.pdf
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6bdab0861e---dunuwoge.pdf
- https://lcd96.ru/wp-content/plugins/super-forms/uploads/php/files/127e417f85623219b305b691760aa4f2/52925387733.pdf
- http://otvorene-srdce.sk/userfiles/file/gazifugiwitusagapepeven.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=martyrs+online+hd
- 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://scripts.sil.org/OFL
- 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_off00010b65.binf0758320a9d8d499041de34325f906d480e252e3b5d24055d0022673b7f80a37 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B65 | 5020 bytes |
font_01_sfnt_off00011c80.bin7061cb86a474b2193b67421724a019479c66c7a9ed15d0f9234fb949a94de910 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C80 | 22856 bytes |
font_02_sfnt_off0001504e.binfcb198262e0486c21827129ee8146188bf4a99d5bb39957528cdd8bcbc4e986b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1504E | 16240 bytes |
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