MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, directing users to various compromised websites and disposable hosting. These links likely serve as a lure to download further malicious payloads, aligning with a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/8e32e4f8ced1b6b251126c789e8292a3/82404792783.pdf
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/abd742b35e4daa338c742a73b44e3721/lojugejarukuv.pdf
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3d65033974---binilanibowazevo.pdf
- https://www.taxikladis.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16086d941a0467---88068137568.pdf
- https://www.ltgpartners.com/wp-content/plugins/super-forms/uploads/php/files/4a02bd3627aae73332f6135dd84df423/pazinunapotejiruwus.pdf
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1606c96247942f---15717436306.pdf
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1d10c38dcc---32572849580.pdf
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/n20cmjivrchodq1f512e3vk9ko/pamajoj.pdf
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/005d02bb4378d112778351695ef6d1cc/siwagexesulidofudoleso.pdf
- https://lawpropertyconsultants.co.uk/wp-content/plugins/super-forms/uploads/php/files/tiuam0scobvvgt3eh1sitbfg4u/gexiwiruwawedigixive.pdf
- http://analogsys.com/uploaded/file/38870446860cbcaeb77a37.pdf
- https://agenciaboom.com/wp-content/plugins/super-forms/uploads/php/files/rsvoe7ah7jjr0vkj5pf056i735/97446157032.pdf
- http://aranykoronakft.hu/userfiles/file/zesedidosafuliges.pdf
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608652fa399e3---81021734324.pdf
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160bf525e84035---gekodujoxuli.pdf
- http://aiswaryamatrimonials.com/fck_uploads/file/86659920084.pdf
- http://tingchucontrol.com/Uploadfiles/files/9359158145.pdf
- http://talk200.com/admin/admin/uploadfiles/file/97689741350.pdf
- http://vudafrique.com/wp-content/plugins/super-forms/uploads/php/files/1419c88ced5f799fcdc545162889ad64/60283001102.pdf
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/97156ecc8213317dd4e6b952cedfb038/10576843237.pdf
- http://kangs78.com/clients/66216/File/51375693825.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=most+wanted+download+pc+free
- 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_off0000bba6.bin8c7c7912d1ff2e2ae1850546afe8333d0bb87ae0b7880471b8e3d4edd79e9672 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBA6 | 10600 bytes |
font_01_sfnt_off0000d416.bin0ecdcb83d5b718734b605b9e2962258f15edfd44a775aadf0dca5f59cf6ea62b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD416 | 16396 bytes |
font_02_sfnt_off0000fe65.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE65 | 16792 bytes |
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