MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1055.012 Process Injection
T1204.002 Malicious Link
This PDF was flagged by multiple heuristics as a link farm, with several URLs pointing to compromised CMS upload directories or disposable hosting. The ML classifier and ClamAV also identified it as malicious, specifically a phishing trojan. The file's structure and embedded URLs suggest it is designed to lure users to malicious sites, likely for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://takipcisec.com/calisma2/files/uploads/45762551784.pdf In PDF document text
- http://enidental.com/userfiles/file/20210904110933.pdfIn PDF document text
- https://dimensionshoppe.com/alpha/ckfinder/userfiles/files/73153540391.pdfIn PDF document text
- https://nacituran.com/userfiles/file/9708662738.pdfIn PDF document text
- https://ntpuvoice.com/ckfinder/userfiles/files/54696436653.pdfIn PDF document text
- http://allgeology.ru/ckfinder/userfiles/files/mimasegozowero.pdfIn PDF document text
- http://metisentry.net/ckfinder/userfiles/files/levokuzejofusewopup.pdfIn PDF document text
- http://architettodrabeni.it/userfiles/files/43266275623.pdfIn PDF document text
- https://menuiserie-sainte-anne.fr/userfiles/file/8115324367.pdfIn PDF document text
- https://www.tonygssoulfood.com/wp-content/plugins/super-forms/uploads/php/files/8e4d1acf26458a67fa9403741cb8dc6e/xosujo.pdfIn PDF document text
- http://mmckno2010.zkosuchdol.info/files/bafavilejewi.pdfIn PDF document text
- https://at2-turbo-j3t.com/contents/files/fupevelisedegawabex.pdfIn PDF document text
- http://michael-dhom.com/webseiten/file/81663785226.pdfIn PDF document text
- https://ferado.vn/userfiles/file/95419053752.pdfIn PDF document text
- https://cdmsig1.com/ckfinder/userfiles/files/3648426442.pdfIn PDF document text
- https://santehsevast.ru/userfiles/files/13713933042.pdfIn PDF document text
- http://scouttautomotive.com/editor_uploads/system/files/14391460341.pdfIn PDF document text
- http://kortennis.co.kr/B/ck/ckfinder/userfiles/files/55444872860.pdfIn PDF document text
- http://talcmanagement.com/uploaded_files/userfiles/files/12593764108.pdfIn PDF document text
- http://dobraukraina.org/sites/all/sites/dobraukraina.org/files/96002439672.pdfIn PDF document text
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/110e1e2c5f70c112d9e04d730e56e649/61723338330.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/tpi4uu34er69u23jhjde1u7634/rapipufeza.pdfIn PDF document text
- https://keluargamimpi2.com/contents/files/30583819315.pdfIn PDF document text
- https://remini.hu/userfiles/file/babepuxabuwefis.pdfIn PDF document text
- http://www.protectakoteasia.com/ckfinder/userfiles/files/59582499605.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=sous+vide+cooking+times+and+temperatures+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_off0000c40f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC40F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dc26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC26 | 11252 bytes |
SHA-256: e1d5ebb5c98f4a98bb9e8e3a681eceab5fe01c3bbbe047292d4f5740db0f3941 |
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font_02_sfnt_off0000f658.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF658 | 17396 bytes |
SHA-256: f5fbecdc630ba7997cd454ca4620eab0b67db70d58331e6df9fa3f3a6db43074 |
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