MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by ML classifiers and ClamAV as malicious, indicating a phishing or trojan distribution attempt. The document contains numerous links to external sites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users. The presence of embedded URLs and the overall structure point towards an attempt to trick users into visiting malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
Heuristics 7
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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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://podereilmontaleo.it/writable/public/userfiles/file/bevupukozi.pdf
- https://www.havanasalsa-dance-tours.com/wp-content/plugins/super-forms/uploads/php/files/c41a64908e63f23b99c403e553ced16f/88020460920.pdf
- http://edanieltour.com/FileData/ckfinder/files/20210625_A70AB7BF4DD49306.pdf
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160995180ccc58---48007661245.pdf
- https://www.digitalsofts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1320ae5a54---82142477500.pdf
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/bc6cc6c0d01d40b22a2d13a31f068d1e/xedibi.pdf
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/0dv415b77721hde32thnekfsnn/2610188984.pdf
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609f6dd2800d5---vasaxirutarusejiloxofo.pdf
- http://sip7.online/wp-content/plugins/super-forms/uploads/php/files/ddd531721a8f8d0c67b2dccd9d535506/zokefegugexerurago.pdf
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/1607601180ae73---puniwizuduwasaw.pdf
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0b63778017---2114789701.pdf
- http://pvvc.cz/files/kunuludimusafudoredotomu.pdf
- https://creteservices.com/FCKeditor/userimages/file/tupakamanuli.pdf
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/5a341e8ea220bcab56f91c17a309a5b3/81995064041.pdf
- http://cwesp.biz/upload/file/vulikutozitezukatonudekof.pdf
- https://bangvetthuong.com/luutru/files/tibitolibipabegus.pdf
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/160a694af6c5e9---fuwizuzowosivuram.pdf
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/173kftr8eb49h1jlslo7ojkdtq/57716536257.pdf
- https://aquariumfargo.com/wp-content/plugins/super-forms/uploads/php/files/f72a66a2ecc481ac4adee682f670a98c/voliruk.pdf
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/ectei7rjl6ov0d3mgkispd0p94/70100551912.pdf
- https://rclurie.com/wp-content/plugins/super-forms/uploads/php/files/fcc21165f58b419e6fffac97b9b4e088/41897773905.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=pmp+application+experience+sample
- 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_off0000ec54.bindf6f4ea09b8d7d843cdafff936a07d10093ae5d520317dbdc80b1c4394d7ae4b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC54 | 10640 bytes |
font_01_sfnt_off000104ae.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104AE | 16792 bytes |
font_02_sfnt_off00011cc0.bin5cd1aed77f04b8a2b766694cb7040aeccd29a2e44c6b388af36bc683087a42b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CC0 | 18084 bytes |
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