MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting a link farm designed to distribute malicious files. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution. The presence of a visual download button further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/1608d4720aa086---8619594797.pdf
- http://youngshiny.com/userfiles/file/1621444160.pdf
- https://jennysbooks.com/wp-content/plugins/super-forms/uploads/php/files/2a82bfa6430627d5e2b20470952c17e9/gonosekivilome.pdf
- http://riggi.ru/userfiles/file/13629183684.pdf
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ca126d9f10c---rijokefupo.pdf
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dc0f4451c1---88881048029.pdf
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/160905f491d4b4---13493731764.pdf
- http://fxmeat.com/upload/file/9646a9dfd24811f72e21a183169a1d8b.pdf
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bca955f2eda---24153400909.pdf
- http://botosani.ro/img/uploads/file/xomupixipagunejevovowom.pdf
- http://www.tomasjelinek.com/img/pub/file/99586632966.pdf
- http://payassistinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079efe969246---90929250557.pdf
- https://hoffmanowska.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160885cff83e38---26997370753.pdf
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160d3e474718df---sadomu.pdf
- http://allegroescrow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e0a9035559---wiwobikizadatukofi.pdf
- http://www.caslyn.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160b06aee006f9---69443875211.pdf
- https://wilsonbarrera.com/inicio/wp-content/plugins/formcraft/file-upload/server/content/files/1607234c2511f7---wizur.pdf
- http://aftckwt.com/uploads/file/gamogazeruxosarelosafuz.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=gardenscapes+unlimited+stars+and+coins+apk
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f0a8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0A8 | 16792 bytes |
font_01_sfnt_off000108b5.bin3f1748778f03e7b7e2d3a6c88ca15ef060a02f224cd71155e662fde9dd4c56c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108B5 | 1672 bytes |
font_02_sfnt_off000110a8.bin226df56e7306c001de7e7a35af92c93b9e39831307ee8f6170f574cdcfe3cea5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110A8 | 10908 bytes |
font_03_sfnt_off000129dd.bin6e07d702ccba43f68e78a5a732d941d9a9f0694ba036245d45d15dca7a915137 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129DD | 17656 bytes |
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