MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous embedded URLs, many of which are hosted on compromised WordPress sites or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of a ClamAV detection for 'Pdf.Phishing.Trojan' and ML classification further supports its malicious nature. The document body is heavily obfuscated, but the heuristics indicate a phishing or malware distribution attempt through deceptive links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://cructi.ru/uplcv?utm_term=minecraft+beta+1.16+0.58+download PDF link annotation
- http://nanumed.ro/uploads/files/genorimadilowolawili.pdfIn PDF document text
- https://imotrading.com/images/userfiles/43494941100.pdfIn PDF document text
- https://argentinaproduct.com/ckfinder/userfiles/files/saxelosapukinapitib.pdfIn PDF document text
- http://gesundezellen.de/neu/userfiles/file/10154991742.pdfIn PDF document text
- http://registermycompany.in/admin/userfiles/file/belilaxiruko.pdfIn PDF document text
- https://trsoftyazilim.com/genelresimler/file/1029133461.pdfIn PDF document text
- http://tndgdemo2.com/ckfinder/userfiles/files/80750242905.pdfIn PDF document text
- http://aromamahabaleshwar.com/ckfinder/userfiles/files/16024611404.pdfIn PDF document text
- https://devcons.org/uploads/userfiles/files/gafopizenemanerobiwazig.pdfIn PDF document text
- http://www.sintsprev-ms.org.br/ckfinder/userfiles/files/37851146915.pdfIn PDF document text
- http://fairway.cc/images/blog/file/12309649453.pdfIn PDF document text
- http://hidramaco.com/files/files/42768518016.pdfIn PDF document text
- http://finadev-groupe.com/userfiles/file/zokozobefizejigogeriwemuw.pdfIn PDF document text
- http://heizler.hu/files/file/73420835921.pdfIn PDF document text
- https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/a7ccfc4ab2c41a7d9241fb3545007f9c/25272240107.pdfIn PDF document text
- http://leton.pl/userfiles/file/26552275517.pdfIn PDF document text
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/63r3psaesu5g5me7cu4vdj0r6i/65377999249.pdfIn PDF document text
- http://absolutelyneon.com/userfiles/file/12861271410.pdfIn PDF document text
- https://rozynoklinika.lt/userfiles/file/85912976671.pdfIn PDF document text
- http://xyr59.com/filespath/files/20210913232625.pdfIn PDF document text
- https://granitnet.hu/editor_up/pinolipex.pdfIn PDF document text
- http://www.farmaciapenil.es/userfiles/files/10756310809.pdfIn PDF document text
- http://morakothotel.com/file_media/file_image/file/37048956546.pdfIn PDF document text
- http://biemmecommerciale.eu/userfiles/files/pufepival.pdfIn PDF document text
- https://parlagame.net/calisma2/files/uploads/69038177845.pdfIn PDF document text
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612e9c45ab76d---31721967700.pdfIn PDF document text
- http://tsg-edinstvo.ru/userfiles/file/61083750233.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://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_off0000d1c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1C8 | 11272 bytes |
SHA-256: bd9a3a2dba1c7e49f58473a635dffc5ab4f970c0fe8511e0d05cc120437a1714 |
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font_01_sfnt_off0000ec77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC77 | 17168 bytes |
SHA-256: c2227096282cf9e08abad60b64b912408c2c7117c407e699c04df878f16ef8d2 |
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font_02_sfnt_off0001187c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1187C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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