MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of links, many pointing to compromised WordPress sites and other disposable hosting, suggesting it's designed to lead users to malicious content. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic further supports this, indicating a link farm on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 http://xenangheli.vn/public/files/14255931894.pdf
- http://indecomavo.pl/inc/dodujoniwerifolize.pdf
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b0668028959---7143761377.pdf
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ba3c8591cfa---46921235249.pdf
- https://www.varisistanbul.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ceef39ba7e---9895621044.pdf
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a87adcc36b---lixuvomazimasafutidadixom.pdf
- http://goodslib.com/userfiles/files/gifamibeboridaxev.pdf
- https://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/18m5g4194ssb4bfqc9i228jmhb/48760693299.pdf
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/2jej0vkia17hchebr15omqshp0/96239041165.pdf
- http://bebsulmare.com/userfiles/files/dukujawajixub.pdf
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/jsrsd4933miugkmdr6bc7rm9gu/24851596748.pdf
- http://plkorea77.com/ckupload/files/banirufenutijopeniwidusa.pdf
- http://sendedianqi.com/upload_fck/file/2021-7-29/20210729221743868475.pdf
- https://eurotechcorp.vn/admin/webroot/upload/image/files/9226861941.pdf
- http://cleanyachts.it/writable/public/userfiles/file/fenelidanirevug.pdf
- https://www.tessilgiada.it/wp-content/plugins/formcraft/file-upload/server/content/files/1608578c2a3833---18158256934.pdf
- http://ferramentabelleggia.it/public/file/gifogalolenegabe.pdf
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160ad10188f3eb---petegez.pdf
- https://vpntraffic.com/upload/files/vajarifif.pdf
- https://afmiletisim.com/resimler/files/5560954183.pdf
- http://jmk.kr/ckfinder/userfiles/files/dozesatotudiw.pdf
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af87d83414a---tasasolavunuvidib.pdf
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/g9jfn6q2ndrltb9pufagjo3lfo/woxalodukupuj.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=calendario+escolar+aragon+2020-21
- 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_off0000eb04.bin33f3ba77ac3181fce9709ea6b23af977fac8e8a04d13274a3e4b21c3dfe46f6f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB04 | 10808 bytes |
font_01_sfnt_off000103f0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103F0 | 16792 bytes |
font_02_sfnt_off00011c02.bindc96c08f660744252eb56d70b9ec39166db8b40abe1e98651bc4dcdca9fcc626 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C02 | 18168 bytes |
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