MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file flagged by ClamAV as Pdf.Phishing.Trojan. The PDF contains numerous embedded URLs, many pointing to disposable domains, suggesting a link farm designed to distribute malicious content or phish users. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating a large number of links on potentially untrustworthy hosting. While no scripts were explicitly extracted, the nature of the PDF and its numerous external links strongly suggest it is used as a delivery mechanism for further malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://allytemp.ru/uplcv?utm_term=in+spite+of+and+despite+meaning PDF link annotation
- http://babywagen24.de/userfiles/file/69742396079.pdfIn PDF document text
- https://tutorlookup.com/ckeditor/ckfinder/userfiles/files/jowezewifisimeseboluramud.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/9664403990.pdfIn PDF document text
- http://hyunsin.net/userfiles/file/tegorerimute.pdfIn PDF document text
- http://lovesenergy.com/file/48015768416.pdfIn PDF document text
- http://trustarshida.co/cache/fck_files/file/kijorasinogefuweveku.pdfIn PDF document text
- http://www.fred-robin.com/ckfinder/userfiles/files/bozewelukexexadexemosezi.pdfIn PDF document text
- http://phrabat.net/UserFiles/File/45376417621.pdfIn PDF document text
- https://legacydockandmarine.com/wp-content/plugins/super-forms/uploads/php/files/672c64880bff2180deafec60f60a494d/lotitumebi.pdfIn PDF document text
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/icloov2hm0700jppvrd17sa474/94916469289.pdfIn PDF document text
- http://oris-am.com/editor_up/raforuji.pdfIn PDF document text
- http://comlark.ru/userfiles/files/82007253389.pdfIn PDF document text
- http://lube-stc.com/ckfinder/userfiles/files/98001392706.pdfIn PDF document text
- https://araprinter.com/ckfinder/userfiles/files/godudusabeda.pdfIn PDF document text
- https://aspit.ro/imagini_ws/36466863809.pdfIn PDF document text
- http://phelieuviethung.vn/upload/files/64681805811.pdfIn PDF document text
- http://maschimaurizio.it/userfiles/files/petaravezilolokizawewibeg.pdfIn PDF document text
- https://xn--80aaijz0c.xn--p1ai/ckfinder/userfiles/files/23444975705.pdfIn PDF document text
- http://ck-buhgalter.ru/userfiles/file/25756350372.pdfIn PDF document text
- https://blagoustroystvo24.ru/ckfinder/userfiles/files/38407238529.pdfIn PDF document text
- http://es-manzokudou.com/yamituki-n/uploads/files/noxawuvolokexigilosovuto.pdfIn PDF document text
- http://prvugkh.ru/uploads/files/88277799855.pdfIn PDF document text
- http://crossfit28.com.s125853.gridserver.com/siteuploads/editorimg/file/bezaneruzidobisidenulopo.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_off0000c45e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC45E | 10644 bytes |
SHA-256: b2a01f2177e247cf3f1ef179ecef1db6c50854af4eaffac11e20bdf6f0dcd6cb |
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font_01_sfnt_off0000dc88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC88 | 19560 bytes |
SHA-256: bb3ae595bdf15af9d2ba91da8baeef41031e4d576b6f9f4c11854d86975cf6c5 |
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font_02_sfnt_off00010f4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F4F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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