MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress sites and disposable hosting. These links likely lead to phishing pages or further malware downloads, consistent with a malicious document lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://philabc.ru/uplcv?utm_term=how+to+win+friends+and+influence+people+in+tamil+pdf PDF link annotation
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/160c46b8598b1b---dasajosutifup.pdfIn PDF document text
- http://richmediahouse.com/admin/uploads/file/dopub.pdfIn PDF document text
- https://atlanthealth.com/wp-content/plugins/super-forms/uploads/php/files/865517edab31d7c04763edbd2b448d87/xevipelox.pdfIn PDF document text
- https://jetzterstrecht.hamburg/wp-content/plugins/super-forms/uploads/php/files/u18glv82h50ph7sm6fvhv27nh8/53969063591.pdfIn PDF document text
- http://dangkyidol.com/wp-content/plugins/super-forms/uploads/php/files/oobopgj9u3a6080qcf8ir0fevu/bilefoloramujakifivat.pdfIn PDF document text
- http://bptramptour.pl/files/file/32125995843.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/c6dae0bd7d18ec5e2fef1696ccfb0384/36121383220.pdfIn PDF document text
- http://magooferta.pl/uploads/fck/file/99195933799.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/24b99ef506af18b8d29f5827e9bed251/67091214560.pdfIn PDF document text
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607c749d19176---wimeposafazigi.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607247533bb0e---73445440162.pdfIn PDF document text
- http://1960vonsteuben.com/clients/d/df/dfb5e1b83ea85bfdc5ef1da934264264/File/gosene.pdfIn PDF document text
- https://rhdplumbing.com/wp-content/plugins/super-forms/uploads/php/files/499228535d1f6329781dc9c4426753d9/bofebuzives.pdfIn PDF document text
- http://aj-logistics.com/stock/userfiles/file/11099163858.pdfIn PDF document text
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/a81106279a4409e214c91739e8ea0abf/wogusapufemokofenirofi.pdfIn PDF document text
- http://falconfam.com/ckfinder/userfiles/files/79332127458.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606f54ddc28cd---kizijivelovasil.pdfIn PDF document text
- https://erdemlerkoleji.com/resimler/files/luvulotabokefuk.pdfIn PDF document text
- https://publicbridge.pl/userfiles/file/paxulebametupabefategefel.pdfIn PDF document text
- https://laihouston.com/wp-content/plugins/super-forms/uploads/php/files/95a40e7abb8c6aa78de540e94641eb98/26727612829.pdfIn PDF document text
- https://boucherienabli.com/uploads/FCK_files/file/39309980444.pdfIn PDF document text
- http://polymer-optix.de/userfiles/file/88848492899.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607501c14fb69---56823409382.pdfIn PDF document text
- https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/545edf543b9e1ad5c526e54c0a4455d5/6958980865.pdfIn PDF document text
- https://idfusionllc.com/wp-content/plugins/super-forms/uploads/php/files/68fd731f06301644df3973aa96c54b47/zenakalajorefa.pdfIn PDF document text
- 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_off0000cf2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF2D | 10956 bytes |
SHA-256: 62b2d6d21928dbb32b62689cfcf5b2c87229aa8edb28b3341ed06e6948de44fb |
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font_01_sfnt_off0000e895.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE895 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000100a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100A7 | 16376 bytes |
SHA-256: 652f3281602f817e75afe0b01e3bd019d0dc7892cd4a790a3a408f846f1ef138 |
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