MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by a machine learning classifier and ClamAV, flagging it as a phishing trojan. The heuristics indicate it functions as a link farm, with many embedded URLs pointing to compromised CMS uploads and disposable hosting. The primary purpose appears to be directing users to external, potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://cuanhomkinhtoanthang.com/media/file/6847956082.pdf In PDF document text
- https://indicaperu.com/userfiles/file/13799255041.pdfIn PDF document text
- https://quatcongnghieput.com/uploads/files/89155372196.pdfIn PDF document text
- https://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/1612eb25a85aab---39426931943.pdfIn PDF document text
- http://getdol.com/page_data/file/77480510420.pdfIn PDF document text
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/ee862cf942e4e14c3b81867a190bc037/wevuxesuguja.pdfIn PDF document text
- http://autoneza.cz/UserFiles/File/juxovuluretituxe.pdfIn PDF document text
- https://bnbcostaverde.it/userfiles/file/87217178967.pdfIn PDF document text
- http://club-integra.ru/userfiles/file/jezuv.pdfIn PDF document text
- http://simsvizag.com/contentimages/file/30255789676.pdfIn PDF document text
- http://ilsungwarehouse.com/userData/ebizro_board/file/23145921574.pdfIn PDF document text
- http://kukdae.com/files/fckeditor/file/49700703272.pdfIn PDF document text
- http://nemdanangpho.com/uploads/2021-09-05/images/files/vezifavirud.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/ed2d4120364faac34f7b4b435b25b59d/vawesemoze.pdfIn PDF document text
- http://deaprogettazioni.it/userfiles/files/28661832896.pdfIn PDF document text
- http://winhazel.com/indigo/ckfinder/userfiles/files/jumaneroxapisutapa.pdfIn PDF document text
- http://gzsjlt.cn/userfiles/file/gimonolasuregadebazerasog.pdfIn PDF document text
- https://piataafacerilor.ro/app/webroot/files/userfiles/files/gazalagagoxezu.pdfIn PDF document text
- https://www.kiemtoandongnghi.com/public/plugins/ckfinder/userfiles/files/lakize.pdfIn PDF document text
- http://fabtur.ru/upload/files/solewugufitaviwo.pdfIn PDF document text
- https://kaunas.cvzona.lt/resources/img/files/rimukujobipabuz.pdfIn PDF document text
- https://ntct.dz/ckfinder/userfiles/files/pizopovaxiko.pdfIn PDF document text
- http://toroisg.com/public/images/files/93956122623.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=putlocker+jojo+rabbitPDF 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_off0000b90d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB90D | 10412 bytes |
SHA-256: 7853816938866b1485fedbfac4c3702bc962486b2ef883ac103a7b20746742d1 |
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font_01_sfnt_off0000d0cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0CB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e8dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8DD | 17140 bytes |
SHA-256: babb3d3da78b12855822d334dcc2da4b441b08f8005d8fd0670bd0fb2f7dd0b2 |
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