MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many of which appear to be compromised WordPress installations, suggesting a phishing or malware distribution scheme. The document body, though heavily obfuscated, contains references to "Junji Ito PDF download" and "wkhtmltopdf", likely serving as a lure to encourage users to click on the embedded links.
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=junji+ito+pdf+download PDF link annotation
- https://gauravkankariya.com/wp-content/plugins/super-forms/uploads/php/files/li41pr18q9rjdr9eppoj060tl0/gasiwonu.pdfIn PDF document text
- https://tirthmobile.com/wp-content/plugins/super-forms/uploads/php/files/88vpmj2ajs3rbn3ca9ptim5b05/34515391229.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608fbad7a4d12---dafukapofomet.pdfIn PDF document text
- http://nature-revive.org/files/file/31866191013.pdfIn PDF document text
- https://homeaestheticsllc.com/wp-content/plugins/super-forms/uploads/php/files/af1274dd3759a33799701c765dc135ee/36421221710.pdfIn PDF document text
- http://www.misshandicap.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16076ce44af56f---99452548122.pdfIn PDF document text
- http://spearsyounglegacy.com/clients/b/b2/b2c23f164518415ec8f3c1c8d0af542d/File/zibiden.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aac68e3a8da---gusetotunolajo.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c64d1f7aaa4---gineg.pdfIn PDF document text
- https://pablohernandes.com/wp-content/plugins/super-forms/uploads/php/files/19c1f331c72a792f66517b5c8f08515b/8977186582.pdfIn PDF document text
- http://blessingsngo.in/userfiles/files/82242317478.pdfIn PDF document text
- https://conexusinternational.com/ckfinder/userfiles/file/maminoxamixonodimubizufit.pdfIn PDF document text
- http://nuyewrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/2cff71fd272609a24a6b9457985b4dc1/mesuvun.pdfIn PDF document text
- https://emprenderem.cl/files/fudijufo.pdfIn PDF document text
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607714185558d---99351862476.pdfIn PDF document text
- http://alpha-cp.com/userfiles/file/niputetofufisenokobijisa.pdfIn PDF document text
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a1f7ce5596d---82856375178.pdfIn PDF document text
- http://anhuizhkj.com/upload_fck/file/2021-5-5/20210505145602335119.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d00a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD00A | 4916 bytes |
SHA-256: e3d43c6bf0d1969c20ff86ef523cbbe4771e5c5bbbeeb0a1a9de998b57ca019f |
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font_01_sfnt_off0000e0f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0F7 | 11400 bytes |
SHA-256: edb72b76fdb72cdd6711f21cb37fad8b35bef346eb4edb75bc705125390398d7 |
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