MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. The file contains numerous embedded URLs, many of which point to disposable hosting and form a link farm, a common tactic for phishing or malware distribution. The presence of these links suggests the document is designed to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://tz5168.com/uploadfile/image/2021/09/12/file/20210912_055924_185.pdf In PDF document text
- http://studiomanzella.com/userfiles/files/xufobaw.pdfIn PDF document text
- https://twinslock.com/locktactyuma/userfiles/file/tetagesaguw.pdfIn PDF document text
- http://gelateriacool.it/userfiles/files/walufa.pdfIn PDF document text
- http://massageindex.nl/images/uploads/vugukunuf.pdfIn PDF document text
- https://kottayammedicalcollege.org/CMS/ckfinder/userfiles/files/80782437046.pdfIn PDF document text
- https://www.hintonassociates.com/wp-content/plugins/super-forms/uploads/php/files/91b0dc87844839bf0138962ac3186451/18007852436.pdfIn PDF document text
- http://domki-kopalino.pl/pliki/ladifonofi.pdfIn PDF document text
- https://mobile-translator.eu/app/webroot/media/files/89631740026.pdfIn PDF document text
- https://birudongker.com/contents/files/33752059525.pdfIn PDF document text
- http://clinicaveterinariabilancino.it/userfiles/files/49645825805.pdfIn PDF document text
- https://interativacorretora.com/fotosempresa/files/16800423213.pdfIn PDF document text
- http://ylgems.com/file_media/file_image/file/vuwin.pdfIn PDF document text
- https://penzionradvanice.cz/res/file/40842354051.pdfIn PDF document text
- http://arkystudio.eu/userfiles/files/xixaboza.pdfIn PDF document text
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132e7795c59d---savelipufajoxapolo.pdfIn PDF document text
- http://congluc.com/upload/files/sazirilorenajigu.pdfIn PDF document text
- https://www.loscam.com/lib_common/ckeditor/ckfinder/userfiles/files/92926838688.pdfIn PDF document text
- http://meadescafe.com/userfiles/file/9597041209.pdfIn PDF document text
- http://fzcce.com/aimgs/uload/files/bixivije.pdfIn PDF document text
- http://kaymccarthy.com/immagini/file/65976350504.pdfIn PDF document text
- http://alacarte-grafik.de/userfiles/file/zibozevulesupukosagazor.pdfIn PDF document text
- http://euro520.net/userfiles/file/1631790806666185339.pdfIn PDF document text
- http://honghuibio.com/d/files/72572051726.pdfIn PDF document text
- http://eurolocal.info/sites/default/files/images/file/zexujupokor.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=how+to+add+pdf+to+android+home+screenPDF 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_off0000dcef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCEF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f501.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF501 | 17516 bytes |
SHA-256: 268545e54b8f6a1b123ab7dbe3fea391a08310fa8fe93a5e541e81283990de34 |
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font_02_sfnt_off0001227b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1227B | 10916 bytes |
SHA-256: e51939546c5a0f5ed4f61bb58f71fddef1106e937baee4eca8c9e012bcce34e5 |
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