MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to distribute malicious content or phish users. The presence of these links and the overall detection by security tools strongly suggest a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://anandamsanyal.com/userfiles/file/91827188586.pdf In PDF document text
- https://tatsolarlight.com/uploads/files/tusipejusif.pdfIn PDF document text
- http://abwrosedale.com/uploads/files/tokajodefegopivifupomogo.pdfIn PDF document text
- http://branonperformance.com/ckfinder/userfiles/files/54984721858.pdfIn PDF document text
- http://thaiboxes.com/piceditor/file/78859496333.pdfIn PDF document text
- http://phutungototuanphat.com/img-tvdl/files/gizoruwewubamujirobiwud.pdfIn PDF document text
- https://angelsforwarriors.org/userfiles/files/93779581842.pdfIn PDF document text
- https://luckysurface.itweald.com/uploads/files/61353e17481fa.pdfIn PDF document text
- https://bokaichenyu.com/upload/files/befagufodewize.pdfIn PDF document text
- http://sedaciesupravy.sk/media/file/tamepusamizinojiwofu.pdfIn PDF document text
- https://www.seblocation.com/ckfinder/userfiles/files/tabul.pdfIn PDF document text
- https://xn----8sbaavnccwq4am.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/38e38a55d1a2a932094cebc0e320ba33/rutivagekumevuxifopawijid.pdfIn PDF document text
- http://zentrumok.com/userfile/files/60745795095.pdfIn PDF document text
- https://multimetrics.com/ckfinder/userfiles/files/rikakakisefapim.pdfIn PDF document text
- https://bizdrive.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/161383dcede9b1---7952690963.pdfIn PDF document text
- https://goodmix-psc.com/userfiles/files/jafefoxe.pdfIn PDF document text
- http://hongphuc.vn/userfiles/file/rinojodowotuj.pdfIn PDF document text
- http://paglialonga.it/userfiles/files/vinizulagalubizexoxugimul.pdfIn PDF document text
- http://suliaok.com/v15/Upload/file/20219101447575969.pdfIn PDF document text
- http://vidol.eu/userfiles/file/sejikukonavurixujoref.pdfIn PDF document text
- https://amzentransportationindustries.com/admin/imagetemp1/file/vamanalemovugopizib.pdfIn PDF document text
- https://ateliersmq.com/pevron/www/img/file/ditulokexukeja.pdfIn PDF document text
- https://landlorddebtadvisory.com/wp-content/plugins/super-forms/uploads/php/files/768730cecaf220304b9cf64b858318a6/74192162214.pdfIn PDF document text
- http://tongrentangthai.com/UserFiles/file/4637479545.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=grappling+hook+mod+minecraft+pePDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c273.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC273 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000da8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA8A | 11028 bytes |
SHA-256: b109d7281ea5c8a947d223073996a3b99c4337b1637850237bd1878a0a3c52db |
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font_02_sfnt_off0000f3c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3C6 | 17192 bytes |
SHA-256: 96f212fbdce1cebed14394672c427a12e4508ec54d448305e2a8f5beed793b49 |
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