MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous compromised websites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document's structure and numerous external links are consistent with a tactic to lure users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607c4cc26b8a5---57804969715.pdf
- http://wpklaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/suguwefurivax.pdf
- http://www.sandzthabapanel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160aab191d494f---bedesitevamiragux.pdf
- http://xn--l3cbpp3gh4a5g5c.com/userfiles/files/fivilawidegavej.pdf
- http://wtmongolia.com/materials/file/xaladopudizefafogelekozom.pdf
- http://firewheels.pe/userfiles/file/lukepimufubop.pdf
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/228527426970fcd418df51ea376855c4/50808264237.pdf
- http://bajajsports.com/userfiles/file/kiroxuji.pdf
- http://montagnobozzone.it/userfiles/files/dupujosixijosi.pdf
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607e8ff894a76---66547545692.pdf
- http://artside.org/data/temp/file/vafonefowutategasomunu.pdf
- http://colleges-in-tamilnadu.com/FCKeditor/userfiles/file/xozolaluwil.pdf
- http://vudafrique.com/wp-content/plugins/super-forms/uploads/php/files/295b90c8070e1e8323716e8940593d1c/sutijowi.pdf
- https://retta-bg.com/userfiles/gebaxifujafizi.pdf
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/160ab649daa838---rasuvoze.pdf
- http://zaun-produzent.de/userfiles/file/69314087680.pdf
- http://aahsclassof1978.com/clients/b/b6/b6117739535924054831d33ecd54b00a/File/27881418842.pdf
- https://extremetour74.ru/wp-content/plugins/super-forms/uploads/php/files/3295ec850a0173274b82d2956b503ed8/ribunatuxunas.pdf
- https://www.cr-sdc.org/wp-content/plugins/super-forms/uploads/php/files/f2220d9a1fd3d484cf259848c3426f12/44232124750.pdf
- https://menu2uplus.com/images/file/5426942568.pdf
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16086e62c4e693---xixovawetukabexutexovu.pdf
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c333e7291bb---5888749800.pdf
- https://tangentemag.com/img/file/belijobepewitofizaludobej.pdf
- http://greenplanetnepal.com/userfiles/file/vawomewu.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=pin+down+meaning
- 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_off0000da98.binf50cb34b85d15feef7e29a16dbb1d76d07e65d291366815428b0d0d23c6db99f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA98 | 17940 bytes |
font_01_sfnt_off000108b1.bin4368926cd2e6a5f1fd0c3c9cc54254dd1fabd098606d25237e5e7899714fe80a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108B1 | 10268 bytes |
font_02_sfnt_off00011f8b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F8B | 16792 bytes |
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