MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier with high confidence. It contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of a link farm on disposable hosting and the use of UTM parameters further indicate a phishing or scam attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a88dc3321a7---xevimizavigukikaf.pdf In PDF document text
- https://staffxrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/8b5f9c2fceb520eddea48374b742ccc6/xupivukaruxekoto.pdfIn PDF document text
- https://jyapa.com/jhuoyue/uploadfiles/zukubemu.pdfIn PDF document text
- https://www.hausbootgeiseltalsee.de/wp-content/plugins/super-forms/uploads/php/files/406qkc8sv8jhij5ie8nel2ft7c/renokipesotufode.pdfIn PDF document text
- https://bdaudit.ro/userfiles/file/79417798612.pdfIn PDF document text
- http://ninda.vn/userfiles/files/zewuxotamotavudatesufun.pdfIn PDF document text
- https://www.blackandwhite-salon.com/wp-content/plugins/super-forms/uploads/php/files/b16f3a16aed60e5e0c9d975bd6d8fb96/kenepizilopevimu.pdfIn PDF document text
- https://cambodiaangkorhomestay.com/userfiles/file/99782695183.pdfIn PDF document text
- https://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/19691c533b8cfde612fd52d94c4b288e/waleze.pdfIn PDF document text
- https://www.tifdip.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bcae0e15854---45375798608.pdfIn PDF document text
- http://opakowania-loga.pl/zdjecia/fotki/file/kobagiw.pdfIn PDF document text
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//99956386339.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/7213d34727d586465ecc6079bf651d83/wemetebumabo.pdfIn PDF document text
- http://kinel-hunter.ru/upfiles/file/24839899559.pdfIn PDF document text
- http://fitviewer.info/files/file/23026323360.pdfIn PDF document text
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/1e77a9cc83597b730c06a3356eef7629/65847741733.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=deserci%C3%B3n+escolar+en+m%C3%A9xico+pdfPDF 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_off0000e325.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE325 | 11076 bytes |
SHA-256: 1a10c69e2e6bdffd57a1bb5f900b9b85bc564bd3ad307816064f474132baa631 |
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font_01_sfnt_off0000fc58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC58 | 17864 bytes |
SHA-256: f47279a004df04329855575bdf8aa12c664b229997128ac079d99221b411798e |
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font_02_sfnt_off00012957.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12957 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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