MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress sites and disposable domains, indicating a link farm designed to redirect users to malicious content. The ClamAV detection and ML classifier strongly suggest this PDF is malicious, likely serving as a phishing lure or a distribution point for further malware. No scripts were extracted, but the structure and URL patterns are consistent with phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://laborke.ru/uplcv?utm_term=bumble+flower+beetle
- http://florylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/15067504199.pdf
- https://xn----9sbccjdbca7cyaieg1a3j.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/f26912dc14cb27eccfdfc1696d88f557/vifinar.pdf
- https://laihouston.com/wp-content/plugins/super-forms/uploads/php/files/20d074ea21e84f03c66f31918a6eac76/pikowidapu.pdf
- http://ipjanah.ir/wp-content/plugins/super-forms/uploads/php/files/c0s2jo69r4fc96m6q1fagdbhu7/netilivexazatipedune.pdf
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/e6dfe6e95023233b774363796b0c55a7/16241220657.pdf
- http://www.norestim.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160b4f260f4043---54927879192.pdf
- https://lightsourceindiana.com/wp-content/plugins/super-forms/uploads/php/files/e52cc86719102c79eddc3fd2e6b1f064/rurusazukik.pdf
- https://contabil-fiscal.ro/mm/file/xuzonikub.pdf
- http://ahkjt.com/upfile/file/kabamejerawe.pdf
- https://banktapeunadana.com/tapeunadana/bank2/admin/userfiles/file/rukolagad.pdf
- http://qiangka.com/ckfinder/userfiles/files/4479767312.pdf
- http://fullcolorspandoeken.nl/userfiles/file/bumaxuxowa.pdf
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/70887badccb3b430bf2faac63ae1df2e/salinogifenikokawa.pdf
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a5390d1ab68---lidurewezamekapumobap.pdf
- https://novahealthclinic.ca/userfiles/file/31899502578.pdf
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160b8972f09cbe---kalulufil.pdf
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160758c429d703---14557491682.pdf
- http://yuseigachi.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160bfc52a0810b---67763856366.pdf
- https://ptkas.com/kingkong/userfiles/files/35460011682.pdf
- http://osc-pribor.ru/products_pictures/file/2737105305.pdf
- http://profisystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608ea2fe9ec22---44694314900.pdf
- https://mariapolis.net/ckfinder/userfiles/files/kimusiwefuzamap.pdf
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/j6vtq2rr6igrfcvscn5tm2mcha/84883971733.pdf
- 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_off0000e6a7.bin3eb6383b4a694d5e7dc4de49448c61d4a3c264d322bb4b5b03be282d4088bc61 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6A7 | 17672 bytes |
font_01_sfnt_off00011459.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11459 | 16792 bytes |
font_02_sfnt_off00012c70.bin713d4bc6fb7ca572bf8e0520edfb6dfeee02af05d3dffdfc67234b00fb26da93 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C70 | 10228 bytes |
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