MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file is identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, directing users to numerous compromised websites and disposable hosting domains, likely to distribute further malware or conduct phishing operations. The embedded URLs and the document's deceptive title suggest a social engineering tactic to trick users into visiting malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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=how+to+cite+online+article+without+author+apa
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/1609cc27f079cb---4426072610.pdf
- http://mattstergamer.com/wp-content/plugins/super-forms/uploads/php/files/44c8nco2vm49pe0jvugffh35jg/73349525772.pdf
- http://onnetsolution.in/userfiles/file/gavuvegaxapenulaviputa.pdf
- https://thehideawayresortpattaya.com/userfiles/files/8064297306.pdf
- http://www.scsi.coop/wp-content/plugins/super-forms/uploads/php/files/753b6b3a9ccb1427c9b7ad44556ecec9/9659902073.pdf
- https://amatnieks.lv/pictures/image/84033608228.pdf
- http://yuseigachi.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160be094079bdc---rimabatonu.pdf
- http://0-50.ru/userfiles/file/timilivogidafo.pdf
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/57978477ce313a1e8b0191e4d29e6da4/62452611915.pdf
- http://eiak.org/upload/editor/files/52753064379.pdf
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca303ae94a---buwotikukikulena.pdf
- http://www.electricman.in/demo/frontend/web/uploads/files/xoragixobi.pdf
- https://glasschneider.koeln/wp-content/plugins/super-forms/uploads/php/files/70jclb4sc1f844l4cuh8dvbbd2/kejakezumiz.pdf
- http://starlightcelebrates.ca/clients/4/43/43e9139217482d7666ce300faf566241/File/80023156460.pdf
- https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/92eec26c4226f52a18c70257753ae6d6/ratavizol.pdf
- https://www.tessilgiada.it/wp-content/plugins/formcraft/file-upload/server/content/files/16075d300dcf62---lapodaviwuzeli.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1608ff1beb058b---jujidivipose.pdf
- http://bright-mineral.com/uploadfile/file/2021052804032883.pdf
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/nma0fnhpomuethb2q48rjljkak/43509809913.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/160819ec746616---sovememujinab.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- 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://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ec8b.bin9272641eaa4d58464738989a2d572d19bd077c643e10b874a9b6047e3373dede |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC8B | 4896 bytes |
font_01_sfnt_off0000fd3b.binc6a69dd03f29f0c022d5bb95d26c3e29e0c20cd2aab5bb083b706248483e0922 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD3B | 10844 bytes |
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