MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains numerous links, many pointing to disposable hosting or compromised CMS upload directories, indicating a link farm designed to redirect users. The presence of these links and the overall structure strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://aartipalette.com/userfiles/file/33483362701.pdf In PDF document text
- http://anhuicrew.com/upload_fck/file/2021-5-25/20210525061720859875.pdfIn PDF document text
- http://sea-cruise.ru/ckfinder/userfiles/files/dibabapegavugow.pdfIn PDF document text
- http://cafehinglung.com/uploads/files/63129728484.pdfIn PDF document text
- http://kalmi.ru/upfiles/files/rapekim.pdfIn PDF document text
- https://ag-concept.ru/wp-content/plugins/super-forms/uploads/php/files/5febb504a730af001907412be29cf8b1/tafedevedujuxirekidonokol.pdfIn PDF document text
- http://vasvaripalmuzeum.hu/upload/file/96416609018.pdfIn PDF document text
- http://kameleonhastanc.hu/files/file/19901680263.pdfIn PDF document text
- http://cpk.by/ckfinder/userfiles/files/92892228869.pdfIn PDF document text
- http://orosweb.hu/ckfinder/userfiles/files/69615753753.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16082d7f8d563d---donetupoxigibiw.pdfIn PDF document text
- http://www.circoloaletrium.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a945df23fd8---28143159287.pdfIn PDF document text
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161341c47e5eb7---15654818015.pdfIn PDF document text
- http://saydersan.com/firma/files/26475741209.pdfIn PDF document text
- http://hangquangauto.com/files/68616472778.pdfIn PDF document text
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/1607cf6582a252---73808522657.pdfIn PDF document text
- http://tfh-filter.hu/_user/file/ribonoxevimumokazotek.pdfIn PDF document text
- https://netwindowvn.com/uploads/userfiles/file/86410438438.pdfIn PDF document text
- http://chieucoingason.vn/files/25747841215.pdfIn PDF document text
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/j77m3049lcc54ik8056adkita0/pumiruminuz.pdfIn PDF document text
- http://anhuishangbiao.com/upload_fck/file/2021-8-16/20210816221230552541.pdfIn PDF document text
- https://atl-50.com/files/file/zexekirizozapaj.pdfIn PDF document text
- http://chekeeh.ir/basefile/chekeehir/files/modadimajejowofekekasenu.pdfIn PDF document text
- http://immobilieninvestors.eu/userfiles/file/57747445354.pdfIn PDF document text
- https://penal-garazh.ru/files/ruzuduwuwonodotuwekit.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=crime+and+punishment+richard+pevear+pdfPDF 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_off0000b74e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB74E | 15676 bytes |
SHA-256: 9a6e6fe232cdf9f5dfba876e90121870826fd99ac6fbd8364b2adc288c301953 |
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font_01_sfnt_off0000df81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF81 | 10916 bytes |
SHA-256: 85f7ca46da650f89f61c475bde19755a266dc6e4f82fad7f4dd23ba32b56c2d0 |
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font_02_sfnt_off0000f8a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8A1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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