MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm with a deceptive download button, likely intended to trick users into downloading further malware. The numerous unknown URLs suggest a broad phishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://volandovia.it/public/fileeditor/file/dunejedosu.pdf In PDF document text
- http://monticellotownship.org/userfiles/file/71406324797.pdfIn PDF document text
- http://ghefootmassage.com/fckeditor_userfiles/file/kapopapinenefasurafitazok.pdfIn PDF document text
- http://itnetworkconsultingsf.com/helpdesk/app/webroot/img/userfiles/files/pujepolimifimaxatasubuxu.pdfIn PDF document text
- http://lesen-und-schenken.de/userfiles/files/44043361452.pdfIn PDF document text
- http://kramor.bg/userfiles/file/1992233937.pdfIn PDF document text
- http://xn----otbbfbbknchz.xn--p1ai/sadm_files/jamivik.pdfIn PDF document text
- http://synhbio.com/upload/files/86353829373.pdfIn PDF document text
- http://gloria-eurex.com/images/blog/file/tatusadoxibax.pdfIn PDF document text
- http://stfurnimart.com/file_media/file_image/file/44576278161.pdfIn PDF document text
- http://bjaimama.com/data/upload/2021/09/file/202109041520326490.pdfIn PDF document text
- https://alwillislifecenter.org/ckfinder/userfiles/files/11632836842.pdfIn PDF document text
- http://kortennis.co.kr/B/ck/ckfinder/userfiles/files/60342055544.pdfIn PDF document text
- https://winstar-tools.com/UserFiles/editor/file/2507376315.pdfIn PDF document text
- http://esangsok.com/upfile/files/13688672080.pdfIn PDF document text
- http://globalnetworks.de/www.galabau-poscher.de/main/preview/ckfinder/userfiles/files/36510942497.pdfIn PDF document text
- http://franceplus.fr/userfiles/file/43837055195.pdfIn PDF document text
- http://jshanwoo.com/ckfinder/userfiles/files/43235901207.pdfIn PDF document text
- https://clickbox.ro/images/file/88034328822.pdfIn PDF document text
- http://henca.com/files/details/file/95851483203.pdfIn PDF document text
- http://heureka-cz.eu/files/96000054854.pdfIn PDF document text
- http://www.norestim.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613b25ae0f297---75078726158.pdfIn PDF document text
- https://kimtuong.vn/isc/public/files/fckupload/file/sisukoxezuvowu.pdfIn PDF document text
- http://swaptoys.org/ckeditor/uploads/files/32458471185.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=how+to+root+cph1725PDF 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_off0000d4ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4EA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ecfc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECFC | 18156 bytes |
SHA-256: aff1ddf70e1b2c2e5771b942aab53e88a2b3b5087b23fa30e406a74194d9ef99 |
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font_02_sfnt_off00011b5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B5A | 10200 bytes |
SHA-256: ad48ec7cdb79ef17679ba6573a7f2dead1626c6ee8f9a38830669539313645aa |
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