MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of these links suggests an attempt to lure victims into visiting potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://ndmoyun.com/calisma2/files/uploads/23776551315.pdf
- https://sportli.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16076f3497327b---2090395897.pdf
- http://premiumresourcing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160807defb3670---xepuruledizogezaneb.pdf
- http://russia-ex.com/39376280982.pdf
- http://timavoshipsupply.it/userfiles/file/nibarumigepew.pdf
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/160719cd76b0db---52974597809.pdf
- http://absolutelyneon.com/userfiles/file/9378287510.pdf
- http://www.alquilerbares.com.ar/wp-content/plugins/formcraft/file-upload/server/content/files/1607bed9e308cb---kibabefasajikemute.pdf
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/632gr2kmuqlo93uecer8vjjeg4/desona.pdf
- https://2greenchicks.com/wp-content/plugins/super-forms/uploads/php/files/3c989748e009c748af71fe0c1f3729af/xaboju.pdf
- https://carthink.org/wp-content/plugins/formcraft/file-upload/server/content/files/160af8fc200dea---navejusafonezixokesu.pdf
- http://amexeuro.com/an3_Uploads/file/fularega.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3aeab496b1---53918525111.pdf
- https://alirezamirmohammadi.com/images/upload/files/28194063588.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5d2b74bb98---51875485531.pdf
- http://dohertylaw.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/59463821222.pdf
- http://scales-center.com/shop/fck_file/file/xebonebafupadukovididate.pdf
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079a27648b3c---lepibozokuno.pdf
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/98afea32c5262e6b45e8276839edc920/xazokoginovesulesuretinif.pdf
- http://gramercygrand.ru/files/file/2747971450.pdf
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f8d4deb99d---4125354374.pdf
- http://niengrangchuyensau.com/upload/contentFile/file/mugivagolus.pdf
- http://php-lounge.de/userfiles/file/movaxudipimapak.pdf
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/lnd59l13h36bqaqd2eaalpv48n/89685341832.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=body+keeps+twitching
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5eef78d925---64111068688.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_off0000e96d.binbf9c7d6243eb781fbd23c34d810e54860fcaedcfa9c0a6738b29016b1690517d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE96D | 10828 bytes |
font_01_sfnt_off00010244.bin731c093d5f79255d6c4cde79032430d9a5fd9abf928b769fe8049280d6229b19 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10244 | 17164 bytes |
font_02_sfnt_off00012f32.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F32 | 16792 bytes |
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