MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm pointing to multiple compromised WordPress sites and disposable hosting domains, indicating a malicious intent to redirect users. The ClamAV detection and ML classifier strongly suggest this PDF is a phishing or malware delivery vehicle. No scripts were extracted, but the structure and URL patterns are consistent with a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
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://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/1ca7f618ff83ffbca5f97c0b105beb86/76584715230.pdf
- http://jjmcp.jp/userfiles/Image/file/sonebiwuv.pdf
- http://thomasbelldescendants.com/clients/40432/File/68280787716.pdf
- https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/72680c1fbb4967948367204884a7442f/dilar.pdf
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f34e1a756e---28792213548.pdf
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607010e905bea---sukobas.pdf
- http://szyldkj.com/luodan/images/userfiles/file/jafoxizikifodag.pdf
- http://morard-mcf.fr/data/Files/13614304173.pdf
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/16081cdb24e952---dapilifirabazofujojupo.pdf
- https://asiatravel.kg/wp-content/plugins/super-forms/uploads/php/files/2cd5f4436665c461b0d402919c6420e6/luronibilefit.pdf
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a645388601a---bitivamusavugadigemelup.pdf
- https://lea-inc.com/wp-content/plugins/super-forms/uploads/php/files/f7dc5661213f3464c6dc923f5beca4e1/vivojafinigibasozufuwur.pdf
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a75a2047ea1---fefavowumu.pdf
- http://sghscsjamarai.org/guruhargobind/userfiles/file/58088528072.pdf
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609858798311c---93534356590.pdf
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cd4c251761---81310320658.pdf
- http://dermalab.pl/userfiles/file/kunananokoxivene.pdf
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dcd7f9b18e---46734096884.pdf
- http://staging.impactredevelopment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607999b771a8d---wanikuxonorog.pdf
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/8l620nurroli2m5147g51ej3rc/97670773463.pdf
- https://fedico.ca/upload/editor/file/33847500852.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=formatting+style+guide
- 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_off0000ed7f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED7F | 16792 bytes |
font_01_sfnt_off00010596.bin3fcdb839850f2a449cc0d656f76e7064bb46dbe55bbe19f1f03a33ff571a7f84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10596 | 10780 bytes |
font_02_sfnt_off00011e32.bin0209b592748ff2b034ece2a72472757c07fc65f040b149e4b84e5ca43d842ed9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E32 | 17576 bytes |
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