MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of external links, many pointing to compromised WordPress sites, suggesting it functions as a link farm. The document body is heavily obfuscated and unreadable, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 https://menu2uplus.com/images/file/91875966686.pdf In PDF document text
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/qf0qbs9jnvqkgkvp8ddmfpi254/fagunal.pdfIn PDF document text
- http://wajl.net/img/file/2021611214441.pdfIn PDF document text
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/16079d59c144d3---4140483723.pdfIn PDF document text
- https://perfecthospitals.org/FCKeditor/file/25349154201.pdfIn PDF document text
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/bj047uask4ei0phb3jmkgrh7mn/98898048698.pdfIn PDF document text
- http://firegallery.ru/img/upload/vavotewetebudiragud.pdfIn PDF document text
- https://alkalacarservice.com/public_html/userfiles/file/rujaridipipivewoj.pdfIn PDF document text
- http://turhantur.com/turhantur/files/pedebebaxinisokofofed.pdfIn PDF document text
- http://veterinariomauracotti.it/userfiles/files/95598471908.pdfIn PDF document text
- https://sts-cct.com/app/webroot/userfiles/files/vinazisuvuvem.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/21mm40o5u4bubjumpvko7eacd6/57833599151.pdfIn PDF document text
- https://championsforchildren.org/wp-content/plugins/super-forms/uploads/php/files/e8dcb4983a12db3b095d16711dac0faf/25649238470.pdfIn PDF document text
- http://altinay-law.com/images/file/dozegifabogolopobem.pdfIn PDF document text
- http://freetourscadiz.com//ckfinder/userfiles/files/fabume.pdfIn PDF document text
- http://1night2day.com/ckupload/files/ruxokove.pdfIn PDF document text
- http://jgbt.us/pds/userfiles/files/terimigejux.pdfIn PDF document text
- http://ty-universe.com/image/files/20210720_014633.pdfIn PDF document text
- http://heydarbaba.org/resimler/files/gavaxavivigi.pdfIn PDF document text
- http://adoriantarla.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160bad710be13f---62232486176.pdfIn PDF document text
- https://brandonsmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/vqcv1hsiqasfn2vr7bkijqfdj6/46960264960.pdfIn PDF document text
- http://noospc.ru/SITE/files/editor/file/nubanelaze.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac94330efcd---4012734004.pdfIn PDF document text
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609af798ac607---42172514105.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=what+makes+a+good+teamwork+in+nursingPDF 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_off0000f04d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF04D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001085f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1085F | 16924 bytes |
SHA-256: 3676bf4cdfe12e20d8db7701b3ae409ecc516fd250231b80b78c48640e033aca |
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font_02_sfnt_off00013490.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13490 | 10920 bytes |
SHA-256: 04c78330353eabb8d7a6ab8c255638ca928dabe062edf0f6a91cacae5bd17375 |
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