MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It contains numerous external links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics strongly suggest a phishing attack vector, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.6560
Heuristics 5
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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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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://medvor.ru/uplcv?utm_term=ejemplo+de+narrador+extradiegetico+yahoo PDF link annotation
- https://yellowstonewildlife.com/ropowamirijejet.pdfIn PDF document text
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/1g9jh64ucol6h7mc9t6vhtdpls/89132186735.pdfIn PDF document text
- https://readxyz.org/wp-content/plugins/super-forms/uploads/php/files/33e1ae496bc4754b5152d33ce6fca304/21494667744.pdfIn PDF document text
- https://prosegik.com/wp-content/plugins/super-forms/uploads/php/files/ec49373acc5789f0cb6cf09f7b81c38b/64904417203.pdfIn PDF document text
- https://burstallconrad.com/editor_files/file/gozanowovimumanope.pdfIn PDF document text
- http://northstarbaptisttyler.com/clients/a/a4/a4b4c2e389351fb2dee96c3f727c6a57/File/vaxekusaxabilirexoso.pdfIn PDF document text
- https://a2designbg.com/userfiles/file/naporod.pdfIn PDF document text
- http://vlaamspatientenplatform.be/_plugin/ckfinder/userfiles/files/40228870971.pdfIn PDF document text
- https://tungafilm.com/dorceiys/ckfinder/userfiles/files/roruwajapuzitosebiwupenuw.pdfIn PDF document text
- https://www.pennlighting.com/wp-content/plugins/super-forms/uploads/php/files/4222a75f76c263b5e204ac10b1a401a8/navisitakebuwa.pdfIn PDF document text
- https://anthonygillant.com/userfiles/file/4435815939.pdfIn PDF document text
- https://songhong.info/userfiles/file/gotezedudimorewuvon.pdfIn PDF document text
- http://www.linkkorea.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/160e982772532d---7240302043.pdfIn PDF document text
- http://big-blue-bus.com/pics/fotos/1/file/82711066878.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/2ed57d28702418a93d69125c8f85ea38/bapemalajusegoliwa.pdfIn PDF document text
- https://franchise-vietnam.com/app/webroot/img/files/wibus.pdfIn PDF document text
- https://kham.vn/userfiles/file/39533939902.pdfIn PDF document text
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/9f48e565bb35198d137575e55cd87a60/dologisozavezutojiv.pdfIn PDF document text
- http://sysquare.com/UserFiles/files/xukenezas.pdfIn PDF document text
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/1dd2d49a704e93a2917fb25ebd962e74/23990882436.pdfIn PDF document text
- http://forglass.sk/userfiles/file/41479626650.pdfIn PDF document text
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/0bad2eqbv2947t81vfou69hmp0/98413085783.pdfIn PDF document text
- https://kede.org/userfiles/file/79991416020.pdfIn PDF document text
- https://bizdrive.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160720329a060b---lefadifazazunug.pdfIn PDF document text
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160710e5388618---21993379434.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fc0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC0E | 17120 bytes |
SHA-256: 4bdf365410e137848a72f73d2cf77a5e4ae772edc4267a4a44464b0474759a50 |
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font_01_sfnt_off00011548.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11548 | 22108 bytes |
SHA-256: 1f47beaec4616551343b3bd9313d5d52fe101761467dde4235c73fe5231df512 |
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