MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links pointing to potentially compromised or disposable hosting sites, indicating a link farm designed to redirect users. The presence of these links suggests an attempt to distribute malicious content or phish for information.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://thehedgerowchronicles.com/ckfinder/userfiles/files/kovejawezexuzurexafosude.pdf In PDF document text
- http://polishingmarblefloor.it/userfiles/files/7628444885.pdfIn PDF document text
- http://85560891.com/upfolder/e/files/20210909002216.pdfIn PDF document text
- http://marchmontnews.com/imgs/file/15124255646.pdfIn PDF document text
- http://baigeleather.com/userfiles/file/jufalekikezikomejomaxe.pdfIn PDF document text
- http://bagpack.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/161393358754ca---sadagafiki.pdfIn PDF document text
- http://xn----7sbjvweekof5d.xn--p1ai/files/files/52854367775.pdfIn PDF document text
- http://danieldesignpro.com/userfiles/22409278132.pdfIn PDF document text
- http://buyyoutubesubscribers.com/ci/userfiles/files/rupifera.pdfIn PDF document text
- http://iltorg.ru/upload/file/babudaxogaf.pdfIn PDF document text
- https://petribax.nl/userfiles/file/kakefewim.pdfIn PDF document text
- http://stopguepes72.fr/userfiles/file/remafaginugeturevitokari.pdfIn PDF document text
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/1612ecd97b7577---79217771290.pdfIn PDF document text
- http://gaestehaus-am-erlkoenig.de/img/editor/file/zukog.pdfIn PDF document text
- http://ongxoanhdpe.vn/upload/files/26640656944.pdfIn PDF document text
- https://clinicamanila.com/ckfinder/userfiles/files/68493404263.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138ec7143742---wenujifegedutibinupab.pdfIn PDF document text
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/bc9c5d85bf8a6f1bd1d358be30b0f2af/70358167868.pdfIn PDF document text
- http://wxdyzs.com/userfiles/files/71105832257.pdfIn PDF document text
- http://bangiyaparishadtoronto.ca/bpt/editor/uploadfiles/siwelanop.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=android+geocoder+getfromlocationPDF 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_off0000cae4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAE4 | 16824 bytes |
SHA-256: fa2a81d12eefdd4670773885d857e9524d0958e377bc971cb2c88a293d27b797 |
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font_01_sfnt_off0000f615.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF615 | 10632 bytes |
SHA-256: b75b09b4c0484b1a9aeb1054d941693174a80320ef2b51625f76fcde91584a6c |
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font_02_sfnt_off00010e37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E37 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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