MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF document flagged as malicious by ML classifiers and ClamAV. It contains numerous embedded URLs, many pointing to domains that appear to be part of a link farm, as indicated by the PDF_SEO_DISPOSABLE_LINK_FARM heuristic. The primary purpose seems to be directing users to external, potentially malicious, websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9908
Heuristics 5
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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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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://cristalensi.com/public/File/61255136726.pdf In PDF document text
- http://sinching.com/uploadpic/files/202109110446188478.pdfIn PDF document text
- http://gemcom.org/userfiles/file/belowoxukaka.pdfIn PDF document text
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/236481ef790e795cab4f6a7951eec86c/baligaxukogifawijel.pdfIn PDF document text
- https://armenia4d.com/contents/files/lonugasisizegejobaxajus.pdfIn PDF document text
- http://naturalwonders.com/uploads/files/19647775762.pdfIn PDF document text
- http://niezapominajkowo.eu/userfiles/file/87768654472.pdfIn PDF document text
- http://nadiadsa.org/userfiles/file/69153135002.pdfIn PDF document text
- http://ozt.zielonetarasy-cieplice.pl/uploads/userfiles/files/mawobedokef.pdfIn PDF document text
- http://hk-bbc.com/upload/file/zetur.pdfIn PDF document text
- https://es88.tw/pro_pic/files/xekozefodowitif.pdfIn PDF document text
- http://surausa.com/uploads/files/tuzuvugilega.pdfIn PDF document text
- http://armiikrajowej36.pl/public/upload/ckfinder/userfiles/files/83251471694.pdfIn PDF document text
- http://beerskiboot.com/img/upload/file/74064701293.pdfIn PDF document text
- https://smlstripedbass.com/home/rock/public_html/ckfinder/userfiles/files/64904571230.pdfIn PDF document text
- http://aloisiquadri.it/userfiles/files/23243425081.pdfIn PDF document text
- http://webinaris.biz/ckfinder/userfiles/publics/files/sivolakanuba.pdfIn PDF document text
- http://chiangmai-esc.net/user_img/files/nitomakolanogevabanafutej.pdfIn PDF document text
- https://cungcapthitdetuoi.com/app/webroot/files/images/pages/files/2797330647.pdfIn PDF document text
- http://anonelectronics.com/admin/fckeditor/editor/filemanager/connectors/php/upload_jpg/file/202110010431461164.pdfIn PDF document text
- https://oriental-kitchens.com/userfiles/files/babinuvovaliza.pdfIn PDF document text
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d18b0a2e9e---43312388804.pdfIn PDF document text
- http://massimobertoarchitetto.com/userfiles/files/45209807900.pdfIn PDF document text
- http://mwflower.com/upimagesfile///66896086172.pdfIn PDF document text
- https://abandassociates.com/ckfinder/userfiles/files/84708387649.pdfIn PDF document text
- https://www.mftelhas.com.br/adm/Editor/ckfinder/userfiles/files/siragaferiwewa.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=tiger+striped+mustang+locationPDF 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_off0000c39e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC39E | 10920 bytes |
SHA-256: c85cfcd52cee8d905c98fb2783a2af0ef033699e78b0d798cdc36cf0873bbfe9 |
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font_01_sfnt_off0000dcae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCAE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f4c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4C0 | 17544 bytes |
SHA-256: 6152a9619df232dfc5f00d382516e13494ba4f7ac73376b5e1b2ffb75a9e89d2 |
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