MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress upload directories and other potentially malicious domains, suggesting a link farm designed to redirect users. The PDF structure and embedded links are consistent with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b52602bb7e7---banepupeniwulejotesazugep.pdf
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/160a42187dfb83---28641430533.pdf
- https://liantoong.com/archive/upload/files/ganadejitisezogebejedo.pdf
- https://dotcomtravelegypt.com/userfiles/files/81825399523.pdf
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/75t4lmmi92vgpcdk0sdsbqqkl0/sakebegidugegonarivom.pdf
- http://jjmcp.jp/userfiles/Image/file/nasukezazik.pdf
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/160a27b844a6cb---10862300210.pdf
- https://www.tonygssoulfood.com/wp-content/plugins/super-forms/uploads/php/files/02da41b9e3228962393771e2b5330d3c/logipiwefojolusuwoxab.pdf
- http://www.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16071cb0708e9f---27754833029.pdf
- https://postscriptproductions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d81cf30d87---gunenatifodejonupivopu.pdf
- https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/1609b79e0be61c---16437258320.pdf
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/4586ab7ae4d00547e85878389484bbdc/jegujozezudizegaf.pdf
- https://higher-reason.com/wp-content/plugins/super-forms/uploads/php/files/52nofk280ba76c4i5mesevk1j8/buxoreni.pdf
- https://aliencosmicexpo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c754ee724e---salijepun.pdf
- http://iehyun.com/editorupload/file/39809914842.pdf
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/09fbe9f9573aa8dbcc0ad26493a7d5cd/lofafisusugamakinaxefatag.pdf
- https://akemi.ro/hirek/file/jojinugejetusirila.pdf
- https://mm-podium.ro/userfiles/file/remon.pdf
- http://chanakol.com/ckfinder/userfiles/files/98982778398.pdf
- https://sitebyside.ru/wp-content/plugins/super-forms/uploads/php/files/936f3718ab28bdcb311e95da4d5c1712/gufefuw.pdf
- https://diversifiedhumansolutions.com/wp-content/plugins/super-forms/uploads/php/files/d9a8a2b7ff5978669ca3b9974e7cbb2a/15123848849.pdf
- https://bizdrive.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/1607599e03da7c---tugun.pdf
- http://busankid.com/webfiles/board/file///vokuzaka.pdf
- https://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/s8sq5e6lpu1b17tqldb9thrj1c/59937314888.pdf
- https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/41f56u58ifbr4hbl3u65mrq3vd/45063104681.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=thomas+and+friends+donald%27s+duck
- 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_off0000c77f.binf0380767799ed0f8f349c738b6e07d8f95c68745976a25cd76e726656f508ee1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC77F | 16432 bytes |
font_01_sfnt_off0000f22e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF22E | 16792 bytes |
font_02_sfnt_off00010a45.bincd7defda0ee4698f3a9007ab76efe7502f6164cdc5e8f737d60375a076f6e0d6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A45 | 10832 bytes |
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