MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many hosted on compromised CMS uploads, suggesting a link farm or phishing lure. The presence of PDF-specific heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggests the document's purpose is to redirect users to potentially harmful sites. No scripts were extracted, but the overall structure points to a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/771f228a8e83e5c17d08ea1fa6d934f6/24567897538.pdf
- http://matstravel.ru/userfiles/file/48809222995.pdf
- https://lose-weight.tw/upload/files/19725496330.pdf
- https://numen-wow.com/userfiles/cloud//files/50335145987.pdf
- http://jevades.com/aircraft/fckimages/file/wifovufokofusotibemi.pdf
- http://studiosantomauro.it/userfiles/files/23457875143.pdf
- http://frchem.cn/upload/files/givosubominomamapemiko.pdf
- https://www.gullyracing.it/admin/ckfinder/userfiles/files/lamalisamen.pdf
- https://eurotechcorp.vn/admin/webroot/upload/image/files/solikawewef.pdf
- http://thibangoto.com/app/webroot/uploads/files/xipirovurukadarewoxezep.pdf
- http://asirius.su/wp-content/plugins/super-forms/uploads/php/files/150aee391da47e14f927436857a7cd77/luwamadujadoju.pdf
- https://photographerin.agency/wp-content/plugins/super-forms/uploads/php/files/52g71kbqc2qc677l6suqtc99s4/85808067554.pdf
- http://www.publicitymailing.ie/wp-content/plugins/formcraft/file-upload/server/content/files/1609d5a21b0328---nutupolum.pdf
- https://artlabjo.com/userfiles/file/60707511695.pdf
- http://klasykarozrywki.pl/public/images/fck/file/xupanove.pdf
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/16071db8740587---levigezorukupevurekubi.pdf
- https://alakharia.com/public_html/userfiles/file/89435329341.pdf
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160813851ddd33---tevixok.pdf
- http://iccj.jp/images/uploads/fckeditor/file/16422235840.pdf
- http://vds-construct.pl/userfiles/file/51436032022.pdf
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ec7f169e4b---45349368291.pdf
- http://geredekombiservisi.com/userfiles/file/vigowutofek.pdf
- http://janaturismointegrato.com/uploads/file/10832628588.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=clinical+pathology+questions+and+answers+pdf
- 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_off00012867.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12867 | 16792 bytes |
font_01_sfnt_off0001407e.bin66f815bf6dc8a206531e8edb11615ebcf3ee43103df3eda0483ed59f23856a5f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1407E | 11376 bytes |
font_02_sfnt_off00015ad1.binca8151b09d537637f0f96e06c6d7c3fc578a8e5a78e7c1cd6652ff0158669dfb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15AD1 | 18020 bytes |
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