MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file is a PDF containing numerous links to external websites, many of which are hosted on compromised CMS platforms. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of PDF_RANDOM_URL_LINK and PDF_SEO_DISPOSABLE_LINK_FARM heuristics suggests these links are part of a campaign to distribute malware. While no scripts were explicitly extracted, the PDF structure and link farm indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 8
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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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://fatheragneliti.com/wp-content/plugins/formcraft/file-upload/server/content/files/160989c6bd0141---34540329120.pdf
- https://www.caesarstravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092658369729---10338793782.pdf
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a62f8d283d4---20177889241.pdf
- https://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/400773934022a1c4529e4695add77734/38730665386.pdf
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/ul172hgdt508nhkvnduc15m6h3/pazerubuserepizorulel.pdf
- http://www.jamesbgriffinlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a706da1d676---rutoguwomatiwil.pdf
- https://www.ikedatosou.com/wp-content/plugins/formcraft/file-upload/server/content/files/160affa966702b---lupukekuzajerizorelid.pdf
- http://ascensionchina.com/userfiles/file/21628233472.pdf
- http://www.publicitymailing.ie/wp-content/plugins/formcraft/file-upload/server/content/files/16096261e4a154---wikewalolejezejulivawone.pdf
- http://cn-junsheng.com/upload/file///202164134671108.pdf
- http://accronline.com/userfiles/file/63854103604.pdf
- http://classicalgardenornaments.com/uplds/file/galaxomifugor.pdf
- http://accessibilite-salle-eau.com/ckfinder/userfiles/files/famokizuzivido.pdf
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/16089aa4aad43d---57800388270.pdf
- http://brainbond.ro/userfiles/file/pasufenabugek.pdf
- http://zeroseistudio.eu/userfiles/files/wijuw.pdf
- https://smilepath.com.au/wp-content/plugins/super-forms/uploads/php/files/b4ba00c9fc93cc4c291e0ffbec234629/85288351127.pdf
- https://domilot.com/uploader/files/77435764572.pdf
- https://almoheetmanpower.com/public_html/userfiles/file/zelidinerexena.pdf
- https://osikovo.eu/webroot/img/content/files/mevorusezugubesiv.pdf
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607967b75709a---suzupugip.pdf
- https://www.brunosistemi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b12e357330---56610533795.pdf
- https://www.mysmilestudios.com/wp-content/plugins/super-forms/uploads/php/files/7224f37a874921b153e225461ba249ed/gixumisefutezejisovik.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=answers+to+these+questions
- http://lovewhereyoulv.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/a5250c8ec27e477e66d0358287bbe0e3/ruwezuwapoxene.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_off0000fc43.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC43 | 16792 bytes |
font_01_sfnt_off0001145a.bina5304dfa7ffd8f87cfaa4397c878cac9d2e650aea0910403861af6d1489ab1c9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1145A | 10312 bytes |
font_02_sfnt_off00012b9d.bin7f4c9d682ac618e6694edba01f6559195fa8b4b602cc15d9c22e057dbb9dcd52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B9D | 17288 bytes |
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