MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users. The heuristic 'SE_URGENCY_LURE' indicates the document likely contains language intended to create a false sense of urgency, a common tactic in phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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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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://thaihoanghung.com/upload/files/40487543500.pdf
- https://alphaveneers.co.uk/wp-content/plugins/super-forms/uploads/php/files/22adf27a485f562475d8f05b03a9a80f/6094393433.pdf
- https://www.padanguparduotuve.lt/ckfinder/userfiles/files/sijipinadoz.pdf
- https://sanmall.ru/files/uploads/files/61385249331.pdf
- http://jrpst.pl/userfiles/file/wapuvo.pdf
- http://goref.ru/files/file/92230856669.pdf
- http://viajesalaos.com/webroot/img/files/morakobazefililinu.pdf
- http://pattarasawat.com/ckfinder/userfiles/files/76389454844.pdf
- https://hitpoint.tw/userfiles/file/maborobedu.pdf
- http://thaimassagemodel.com/ckfinder/userfiles/files/21664557220.pdf
- https://couvreur-hautdoubs.fr/internet_new/images_et_fichiers/file/femuti.pdf
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f0d4eca68e6---97119382539.pdf
- http://predit.ru/admin/ckfinder/userfiles/files/22716178643.pdf
- http://ghalemdi.com/userfiles/file/doduzozaxiboravufifivu.pdf
- http://1970lions.com/clients/5/57/57eb30a5877ba0c7834658d164206012/File/92602805671.pdf
- http://netmutum.com/userfiles/file/ridesa.pdf
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/tsp8m6ljd430rklea5el6rcng2/39911392922.pdf
- https://telechips.com/ckfinder/userfiles/files/95453002837.pdf
- http://dentalclinicbangalore.com/uploads/79947152286.pdf
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609efcdd0d675---17180846364.pdf
- https://www.propertyfilevault.com/wp-content/plugins/super-forms/uploads/php/files/55c28cc0b939f554b1c3ba122269d0f2/93535130761.pdf
- http://djarkitek.com/temp/vinney/HTML/userfiles/file/sefafe.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=aredia+package+insert+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_off0000f695.binb4c1c2cd0dbfe3f108161d485101a5d3b36a5a3737c9738b3856651626aa08af |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF695 | 10704 bytes |
font_01_sfnt_off00010f1b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F1B | 16792 bytes |
font_02_sfnt_off0001272d.bin93323369253bfbbcf9dbb32928087797efe9c2aa221a7da7b4d0cf37e1f985bd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1272D | 17808 bytes |
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