MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple PDF files hosted on various domains, suggesting a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or delivering a second-stage payload. The presence of numerous external links and the 'link farm' heuristic point towards an attempt to obscure the final malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://mimpishio2bet.net/contents/files/87752852909.pdf In PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/8ead30e263f6654959283ee4a2bc03ac/jikaminoni.pdfIn PDF document text
- http://mhfmjournal.com/data/22/2/55/64/2544879/user/2788947/htdocs/userfiles/file/52412528552.pdfIn PDF document text
- https://kapokcmassage.com/uploads/files/202109070211047341.pdfIn PDF document text
- http://quetthe.com/upload/files/25670297780.pdfIn PDF document text
- http://spprp.pl/userfiles/file/zovakegegelekizuvaroseril.pdfIn PDF document text
- http://canigrup.com/userfiles/file/devosoxozobajak.pdfIn PDF document text
- https://www.d-table.com/wp-content/plugins/super-forms/uploads/php/files/f263570a048e91698560beacbd7024db/21667613414.pdfIn PDF document text
- http://heryeryesil.com/resimlerfiles/xaxotuvuvotitavafopisob.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/6c814ada74310657c30c1088f1211070/14419828501.pdfIn PDF document text
- https://hanyauntuktesting.com/contents/files/kuwilosusasuzasafini.pdfIn PDF document text
- http://truhlarstvisollner.cz/data/file/juwalanevekumutagokigaki.pdfIn PDF document text
- https://psfund.org/public/uploads/files/cms_files/75327947490.pdfIn PDF document text
- http://kleinschaden.expert/userfiles/file/53695161180.pdfIn PDF document text
- https://mmeasar.com/mmeasarfiles/file/73508326344.pdfIn PDF document text
- http://www.iso-clean.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1614b8969f3b3d---52850073215.pdfIn PDF document text
- http://xn--80aab8aioy.xn--p1ai/userfiles/file/vufofamaxali.pdfIn PDF document text
- http://e-sportis.com/images/upload/34426244454.pdfIn PDF document text
- https://spacio.hk/attachment/file/zuwageviwereru.pdfIn PDF document text
- http://antonio-pelella.eu/userfiles/files/zetimuligaxenos.pdfIn PDF document text
- http://ufnk.fr/app/webroot/files/file/xexovejakujedodowave.pdfIn PDF document text
- https://pchome.uzai.ca/upload/files/14765316753.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=access+bank+app+apkPDF 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_off0000db15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB15 | 18216 bytes |
SHA-256: df1baee869a36f3e92f732aff6262167eb1f4231e4614c3b99bbf3fe35139ee7 |
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font_01_sfnt_off00010a31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A31 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012248.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12248 | 10124 bytes |
SHA-256: 6f4be1f175610b8182c4882ee75f2da48540374cb2c54b6e784fd173b9fb5874 |
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