MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristics indicate it functions as a link farm, directing users to compromised WordPress upload storage and potentially other disposable hosting sites. The 'Remote-support tool lure' heuristic suggests the document's content is designed to trick users into installing or connecting with remote support software, a common tactic for social engineering attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 7
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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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Remote-support tool lure high SE_REMOTE_SUPPORT_LUREDocument instructs the user to install, open, or connect with a remote-support tool such as AnyDesk, TeamViewer, Quick Assist, or ScreenConnect — high-risk in an unsolicited document
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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 http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/61be38f82390e137ef9d3be3f3983f96/55226932928.pdf In PDF document text
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/ffbe08f0a50cea4dec32ec9793d3a30c/guxetowakanotugefawotuv.pdfIn PDF document text
- http://sylvianapoles.com/clients/e/e6/e63d90d46a840f0b3195f531cec11f6e/File/44931799889.pdfIn PDF document text
- https://hijaustabilo.com/contents//files/vawisonexepujerofepujaxag.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/16083167fb8deb---murakevirixidelovo.pdfIn PDF document text
- http://smflow.in/admin/uploads/file/kuxebovexijiwixiwoxix.pdfIn PDF document text
- https://nuregio.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ddd4fad1a1d---vowirumukukowebebu.pdfIn PDF document text
- https://somogyplusz.hu/files/97525805459.pdfIn PDF document text
- http://dermalab.pl/userfiles/file/9036346303.pdfIn PDF document text
- http://fixmyhelicopter.com/project-new/christianbook/upload_images/file/57767065235.pdfIn PDF document text
- http://lirealestatelitigator.com/wp-content/plugins/super-forms/uploads/php/files/0d8cba34fefa7b07b3b13c07da510f8a/piponatubun.pdfIn PDF document text
- https://edukiya.com/wp-content/plugins/super-forms/uploads/php/files/5ed01099d4419fda0ebad7be5adb8399/lirabetetiginenazuvafu.pdfIn PDF document text
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160d222e35f77b---tuzinolisugop.pdfIn PDF document text
- http://anshan56.cn/userfiles/file/1627764232638917644.pdfIn PDF document text
- http://www.tivafa.hu/upload/file/72823293852.pdfIn PDF document text
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/a8255a96b8979b69516d4f03d05032bd/fabexatabekato.pdfIn PDF document text
- https://www.caesarstravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16128a290bdc97---7658533977.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/161031559cb8b8---radusuvesipuwaguporaw.pdfIn PDF document text
- http://onellenorzes.com/uploads/files/35801748734.pdfIn PDF document text
- https://marljivo.hr/userfiles/file/83766877374.pdfIn PDF document text
- http://backkwang.com/userData/board/file/9672824072.pdfIn PDF document text
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/5808bd04ca3f5d7a7d85bd7ba5944c77/jezenamasutaxuruwame.pdfIn PDF document text
- http://adamlegal.com/userfiles/file/suwilurimumopi.pdfIn PDF document text
- http://faradbox.pl/files/file/51639444193.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080457bbcced---76760974007.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=road+traffic+vehicles+actPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ebff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBFF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010416.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10416 | 10580 bytes |
SHA-256: 1db1fdaa8ca5bd3e23d013feff77cd49021af5ff452afe323783b0874a78663f |
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font_02_sfnt_off00011c62.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C62 | 17216 bytes |
SHA-256: fd5f9f97e45597ecd393119a1e7c86e3f211669c92aa3a7d79dc22e73d98789a |
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