MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to compromised websites, suggesting it functions as a link farm to distribute further malicious content. The PDF structure and embedded URLs point towards a phishing or malware delivery scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9761
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://benchmarktransitions.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084940f8b76f---jumafoxaweta.pdf
- http://asustainable.com/global/file/44011126690.pdf
- https://protradingindia.net/userfiles/file/posoreme.pdf
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/pjekm8lk0hsknccbhck872hbln/86665309837.pdf
- https://championsforchildren.org/wp-content/plugins/super-forms/uploads/php/files/98b4fa9673a48ff716c90b12d0b3406d/53427887270.pdf
- http://windowsplusllc.com/ckfinder/userfiles/files/wofonerototov.pdf
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/1a82618b5a588c49c3ce4aa9d0ddaefe/lonawomozevorakagezagobuz.pdf
- https://www.wflorlando.com/wp-content/plugins/super-forms/uploads/php/files/be5f1b1dcbedb2b613d41a0a4c02d9dd/kigipupebifu.pdf
- https://www.nuyew.academy/wp-content/plugins/super-forms/uploads/php/files/156f8c949d892c674784544e63e757d3/zebumamorasototuxina.pdf
- https://www.frankcapassoandsons.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c9635243aae---98007531774.pdf
- https://mimpishio2bet.com/contents//files/magerod.pdf
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab6ba3bd947---22545720249.pdf
- http://iehyun.com/editorupload/file/vojegaridegusozudov.pdf
- https://people11people.gr/uploads/File/xagawawixipitivudugigazid.pdf
- https://www.tifdip.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b08e8cac508---82758272700.pdf
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ca0e1c8a32---52022083602.pdf
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a0749f4ba8d---57493699938.pdf
- http://kopdesign.nl/userfiles/file/76735661375.pdf
- http://learnazia.com/fck/imagesfile/63562329383.pdf
- https://www.arc-welding.co.uk/wp-content/plugins/super-forms/uploads/php/files/mjhj63h3pqh9d5m0h16fn2iqrh/26520074974.pdf
- https://grandegroup.net/files/93790887937.pdf
- http://biotledlight.com/userfiles/file///dejiziba.pdf
- https://lightsourceindiana.com/wp-content/plugins/super-forms/uploads/php/files/86685c9aadd868624e479129e47b622d/zevevavejikafu.pdf
- http://animalscipublisher.com/files/upfiles/file/saxokosoku.pdf
- http://kielcenoca.pl/files/file/saraxukavivazunapu.pdf
- https://harpethvalleypto.org/wp-content/plugins/super-forms/uploads/php/files/dda52985eeb2b2d3621557f0f40c3cd9/80171426082.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=preamble+of+chinese+constitution
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001c7b0.binfeff41444dad2523386bfd369fd2fe47256b652b17d8be626b62264d3afabab8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C7B0 | 16340 bytes |
font_01_sfnt_off0001f20a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1F20A | 16792 bytes |
font_02_sfnt_off00020a21.bin6fd15808e5edb75014da6896b53683877d6039a1f49997dbe3d9554f3400e4e9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x20A21 | 10844 bytes |
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