MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ClamAV and an ML classifier, exhibiting characteristics of a link farm. It contains numerous URLs pointing to various domains, many of which appear to be compromised or disposable hosting. The presence of a 'download button' heuristic suggests a lure to trick users into clicking these links, likely leading to phishing or malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://smidgel.ru/uplcv?utm_term=political+science+theory+and+practice+by+mazhar+ul+haq+pdf+free+download PDF link annotation
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1614c0cb61885b---fefekafelos.pdfIn PDF document text
- http://wenxuezj.com/images/File/jinexadawamugunelonu.pdfIn PDF document text
- http://trans-serwis.com/userfiles/file/46980873528.pdfIn PDF document text
- http://msmzizkov.cz/data/dokumenty/68800794066.pdfIn PDF document text
- http://aromacosmetics.bg/assets/userfiles/file/rokowid.pdfIn PDF document text
- http://studiolorenzino.eu/userfiles/files/56250537018.pdfIn PDF document text
- http://galsabino.it/userfiles/files/61818106968.pdfIn PDF document text
- https://jurvamartin.com/userfiles/file/84450023806.pdfIn PDF document text
- http://all-premium.com/user_file/files/sudekuzojigekasu.pdfIn PDF document text
- http://zapatosperezcabrera.com/ckfinder/userfiles/files/xavajevufamizubanoxodig.pdfIn PDF document text
- http://bluebirdcanada.com/FileData/ckfinder/files/20210903_09599FA42CD777A0.pdfIn PDF document text
- http://synthecinter.com/userfiles/files/70609022036.pdfIn PDF document text
- https://anaksemut.com/contents/files/83106990116.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/16152210fba4ed---80753160791.pdfIn PDF document text
- http://directopinion.biz/uploads/FCK_files/file/nadejoxari.pdfIn PDF document text
- http://suurelepa.ee/data/file/tafewogoregas.pdfIn PDF document text
- http://hardiebase.com/uploads/assets/filefile/gexogawonifa.pdfIn PDF document text
- https://studio45.live/wp-content/plugins/super-forms/uploads/php/files/tehs62i9496a41q0qp8h27eae6/bizosofuta.pdfIn PDF document text
- http://daming-school.com/userfiles/file/7518226668.pdfIn PDF document text
- http://aloisiquadri.it/userfiles/files/88149637915.pdfIn PDF document text
- http://benly-carson.com/product/files/48943854865.pdfIn PDF document text
- http://balatonfurediallatorvos.hu/userfiles/file/12494673448.pdfIn PDF document text
- http://hwangtosidae.com/userData/ebizro_board/file/kijavezedejikurenogado.pdfIn PDF document text
- http://greenbelt.abwingsmd.com/uploads/files/bekuxo.pdfIn PDF document text
- 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://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_off0000d3fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3FD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ec0f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC0F | 18988 bytes |
SHA-256: db4f0a4a9d08e3ae0601f571eddc54b5e31a7d539ccb2809d17ca69c2e6ca6df |
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font_02_sfnt_off00011d89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D89 | 11532 bytes |
SHA-256: c72e1cc42772c2f65d07e18e3690ddfdf6034050a8e34e17b0d80a783ab8eb33 |
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