MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of 'utm_term' parameters indicates a potential phishing or SEO poisoning campaign. ClamAV and ML classifiers confirm the malicious nature of the document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://drafthe.ru/uplcv?utm_term=gba+emulator+paid+apk PDF link annotation
- https://www.psalighting.com/wp-content/plugins/super-forms/uploads/php/files/b631cd9a65db36f308bb79190a219be6/68381412069.pdfIn PDF document text
- https://spherule.org/wp-content/plugins/super-forms/uploads/php/files/9805d7280caabf84c33820c76251d622/51286581917.pdfIn PDF document text
- https://www.ciabrini-immobilier.com/wp-content/plugins/super-forms/uploads/php/files/05vjpr0408rs5gfdfpbcqciu1i/wososifaporikobimipulemis.pdfIn PDF document text
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160bda52c99113---41806999636.pdfIn PDF document text
- https://mariellatriolo.it/public/file/89758614937.pdfIn PDF document text
- http://ventilatoryzlin.cz/images/file/3844671094.pdfIn PDF document text
- https://contabil-fiscal.ro/mm/file/52401745045.pdfIn PDF document text
- http://muskogeeroughers1967.com/clients/9/98/9899c641331876fb313f08ec475a0443/File/balawaluwefiwisewebig.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609a2d85540b4---61680118348.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba2f8995e4c---50363875631.pdfIn PDF document text
- http://timelessmebel.ru/wp-content/plugins/super-forms/uploads/php/files/989955dfec85a848b8f45de5c1b33d9d/ginaligedurefopesekekege.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/39083587123.pdfIn PDF document text
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079a9915af46---bavizimin.pdfIn PDF document text
- http://jullien38.com/ressource/site-image/files/26436296956.pdfIn PDF document text
- https://mclandpin.com/calisma2/files/uploads/pidodusideguxukege.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dcce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCCE | 4940 bytes |
SHA-256: 4436cf76023c7e708a774696e7b1dc24ff28e86d95826f011e4a6d6fc8b80745 |
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font_01_sfnt_off0000eda4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDA4 | 11224 bytes |
SHA-256: fcb27eb97275007d2895591301bb08ff829d140ebaa4348789ba14d86638958a |
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font_02_sfnt_off0001123b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1123B | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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