MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress upload directories, suggesting it's designed to lead users to malicious sites. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicates a pattern of using disposable hosting for link farms, further supporting a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9819
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 https://luathoanghuy.com/uploads/files/47627362565.pdf
- http://agnieszkapawlik.com/userfiles/file/53616918375.pdf
- http://chinalabware.ru/d/files/5850959738.pdf
- http://driver-jazda.pl/upload/file/ruzaw.pdf
- https://www.masismarketing.com/wp-content/plugins/super-forms/uploads/php/files/1dc3ca558ccdc59031807e5bebd21b5c/12046659633.pdf
- http://orosweb.hu/ckfinder/userfiles/files/gojedevofopupu.pdf
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160976f0f38364---18056704377.pdf
- https://www.lightingdynamics.com/wp-content/plugins/super-forms/uploads/php/files/a29fa13a694ecb3bd1936d6141c3a99f/kerozasagutiwofesanadarif.pdf
- https://robinio.de/wp-content/plugins/super-forms/uploads/php/files/m2om236ckp2j60op4boo28i391/28619600688.pdf
- https://opsclown.it/ckfinder/userfiles/files/10688670561.pdf
- https://regenerativetherapyforpain.com/wp-content/plugins/super-forms/uploads/php/files/e2da5ab9fa933827a5f4197ab1a256c9/bubomekitunoliv.pdf
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/16095b287b0034---divetedebuduguba.pdf
- http://africansafaris-spain.com/FCKeditor/editor/filemanager/connectors/php/connector.php?Command=FileUpload&Type=File&CurrentFolder=%2Ffile/83673607466.pdf
- https://ropaalmayoreo.com/images/userfiles/file/2295933344.pdf
- https://muratay.nl/userfiles/file/gasevidonalit.pdf
- https://bowenpainter.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c731e6a49e---bisanizebusuxov.pdf
- http://paintingservicesonline.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c1cf88af9a9---36019798359.pdf
- https://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/160c4704a04e0e---fixerezumisojememe.pdf
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e9c46a2578---luteravede.pdf
- https://riolospettacoli.it/filesUploads/file/betaker.pdf
- http://www.jobsincrete.gr/images/_user_na/file/farobofupape.pdf
- https://www.brunosistemi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cae27859e73---63013444440.pdf
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607c1c30d499a---xelulusi.pdf
- https://suativisamsungtaihanoi.net/upload/files/jakise.pdf
- http://pallenberg-busreisen.de/uploads/files/ruwotuwaxu.pdf
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/17cad01f70743e8695b214bbd366e112/63712119604.pdf
- http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160901530afcab---26943875143.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=examples+of+protagonist+and+antagonist+in+children%27s+literature
- 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_off0000ed8b.binfbd59242a2f669debb080c4468d0fffded4c7f7dede66f2a45feebdb1a2566d8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED8B | 17128 bytes |
font_01_sfnt_off0001197d.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1197D | 16792 bytes |
font_02_sfnt_off00013194.binec9c998fe81b9b16827f27e320d83ef2c26699ad46d0d42295f9a535f4b3bc8e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13194 | 11288 bytes |
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