MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded URLs, many of which point to disposable hosting or compromised CMS uploads, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent. The file's structure and URL patterns are consistent with a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://bhopalliteraturefestival.com/mpsdp/uploads/files/75852140436.pdf In PDF document text
- http://jr.ac.th/ckfinder/userfiles/files/belonedivufapok.pdfIn PDF document text
- http://25630638.kad.tw/kads/ckfinder/userfiles/files/60931043674.pdfIn PDF document text
- https://trouver-une-ssii.com/img/pics/files/34481118037.pdfIn PDF document text
- http://studiochiodo.eu/userfiles/files/603571886.pdfIn PDF document text
- http://churchontherockuk.org/home/churchontherock1/public_html/userfiles/files/19386149795.pdfIn PDF document text
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131175030e97---bujiragenogeve.pdfIn PDF document text
- http://detskaoptika.cz/ckfinder/userfiles/files/60605519814.pdfIn PDF document text
- https://photopoligrafic.ru/ckfinder/userfiles/files/tifizuzataxizikagamixuved.pdfIn PDF document text
- https://hkpefa.org/editor_upload/file/norozebufatomud.pdfIn PDF document text
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/tt71vpnphdaneh7the60g5bph7/bikomalafasezubajozobove.pdfIn PDF document text
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/16149a4311989e---vejozakuliwawaso.pdfIn PDF document text
- http://triatlonbizuterie.cz/sites/default/files/file/82408190535.pdfIn PDF document text
- https://brincandoeaprendendo.com/fotosempresa/files/60891207825.pdfIn PDF document text
- http://usefchina.com/uploadfile/file///2021091818493358.pdfIn PDF document text
- http://bjsixiang.com/jingkelun/userfiles/files/20210906140811.pdfIn PDF document text
- http://oasis-inwaste.asia/files/file/salozibewedefa.pdfIn PDF document text
- http://op-gold.com/ck_image/files/zobeperebomuluwakaribusi.pdfIn PDF document text
- http://vipnjl.com/userfiles/files/rodem.pdfIn PDF document text
- https://tssch.in/tssch/application/admin/uploads/file/5276955043.pdfIn PDF document text
- http://sakuragiramenandsushi.com/uploads/files/gonupurotuwipepadeza.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=21+jump+street+online+freePDF 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_off0000fcf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCF2 | 10660 bytes |
SHA-256: 73155e86dbd369cd44880e81083fbc688f73807b20ecb7cae5003a104480d32d |
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font_01_sfnt_off0001155b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1155B | 19928 bytes |
SHA-256: 8eae4d6c0bbdfb973c4de66252b79da4f67964f1afaf612c8e3d692f2589b74e |
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font_02_sfnt_off000149c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x149C0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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