MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. Static analysis revealed it functions as a link farm, containing numerous URLs pointing to various websites. Some of these URLs are hosted on compromised WordPress installations, indicating a potential phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://www.binghan.my/userfiles/file/lovogimavaf.pdf In PDF document text
- http://jmyhship.com/uploadfile/files/vulabukej.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613670f75c9a2---zogoginone.pdfIn PDF document text
- http://cy2hand.com/userfiles/70007541226.pdfIn PDF document text
- http://alexandersorokolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/16438662947.pdfIn PDF document text
- https://idea-web.ro/app/webroot/files/userfiles/files/71743187466.pdfIn PDF document text
- https://at-studio.tw/app/webroot/userfiles/files/20210901_110717.pdfIn PDF document text
- http://patanamachine.com/imgUpload/files/pexipirukebawofofezola.pdfIn PDF document text
- http://travelsi.ru/ckfinder/userfiles/files/dazefodafi.pdfIn PDF document text
- https://edu-mate.kr/_UploadFile/Images/file/67107948583.pdfIn PDF document text
- https://staffxrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/4d3b7454d7290435afdfe79546993407/30047737117.pdfIn PDF document text
- https://andymullinscommercial.com/home/andy/public_html/ckfinder/userfiles/files/43047564368.pdfIn PDF document text
- http://hoitruyengiaocodocvietnam.com/uploads/image/files/mupemegeg.pdfIn PDF document text
- http://abakus-routing.co.uk/ckfinder/userfiles/files/78128746336.pdfIn PDF document text
- https://www.winsum.frl/ckfinder/userfiles/files/dodimurozajavokogik.pdfIn PDF document text
- http://myoffice2561.sesao33.net/UserFiles/File/zajibejusaka.pdfIn PDF document text
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/1r23osvn2nvi0u09ttfcqf3l67/34671513619.pdfIn PDF document text
- https://on-call-anatomist.org/ckfinder/userfiles/files/79392049511.pdfIn PDF document text
- https://bursac.net/userfiles/file/94258763903.pdfIn PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/16135cc8a9a5c3---midim.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=mixed+tenses+exercises+upper+intermediate+pdf+with+answersPDF 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_off0000adcb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADCB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c5dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5DD | 14732 bytes |
SHA-256: f8d55cd671d70f3bd0eb4becad6cfa34afe27404673d443a13009eab7a96f31d |
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font_02_sfnt_off0000eae4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAE4 | 11000 bytes |
SHA-256: 46c6ee7cfc3c4cab5dd05a640ae34628bd5932b4efb7d0cff41aed37a90d4cc8 |
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