MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous links, many hosted on compromised CMS uploads, forming a link farm. These links likely serve as a lure to redirect users to malicious sites or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://edmaker.site/wp-content/plugins/super-forms/uploads/php/files/1e45b1b891303c527489df34cfebc43b/zopipajuli.pdf
- https://semineebrasov.ro/printuri-fi/files/julufibugibes.pdf
- https://pinpointfeedtech.com/ckfinder/userfiles/files/77321058401.pdf
- http://cuanhuaabshanquoc.vn/files/duzipowanofiwitipubo.pdf
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a96a0114371---rewamuloxidewevojob.pdf
- https://gpagroup.in/wp-content/plugins/formcraft/file-upload/server/content/files/160755afec590b---wiredap.pdf
- https://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/343d037df5e068901d875897ca1b00c3/24328094296.pdf
- http://rethabise.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16074927c1852c---kixomajexuxizapawapurazo.pdf
- https://forex-robo.org/wp-content/plugins/super-forms/uploads/php/files/0dda4c81d62008a0fc5b3a69a8aa4fd6/kabumabosefitefafok.pdf
- https://shrmivirtual.org/wp-content/plugins/super-forms/uploads/php/files/07d68383ae090e7cd31c4a33d0f8c2f4/7653440103.pdf
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081bf07159cf---dizodonepegirobaxise.pdf
- https://alutat.com/data/file/gelenudosokulazexiwasa.pdf
- https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/160782c79eba37---wofibusij.pdf
- https://grand-forge.ru/wp-content/plugins/super-forms/uploads/php/files/3bccd1d8f0ae59fb1c948c3378288cb8/70285039014.pdf
- https://perfecthospital.org/FCKeditor/file/19359570994.pdf
- https://event-connections.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a8331a70305---rivelurepexuza.pdf
- http://unipsyclinic.com/userfiles/file/20210521085930.pdf
- http://evola.it/userfiles/files/44961844563.pdf
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092425a396f2---69014128027.pdf
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/370b89202d78c6f930c38d40dd333aa3/furedagi.pdf
- http://atek-ent.com/upload/file/97097644763.pdf
- http://animationcoach.com/userfiles/file/36892601860.pdf
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/77dcd62a3db9b1f0dde97a6bdcf1f416/sivekanalanivugobebuw.pdf
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c261c688d50---nutomokuxinow.pdf
- http://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aae4f33d3f1---94019427142.pdf
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1608c2e4b694fc---81135878120.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=intellectual+courage+examples
- 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_off0000f377.bin40dc105b3c1a5f46800ee1881949f215bd21fce5def9d244d73cd212143ca8ad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF377 | 10776 bytes |
font_01_sfnt_off00010c61.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C61 | 16792 bytes |
font_02_sfnt_off00012473.bina40f17c94d664d10b21a67a280bca3f91630b13a236278b921010206213e0122 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12473 | 17700 bytes |
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