MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to disposable domains and appear to be part of a link farm, a common tactic for distributing malicious content or conducting phishing. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a deliberate attempt to obscure the true destination or spread links across many low-reputation sites. While no scripts were explicitly extracted, the nature of the heuristics and the embedded URLs strongly suggest an intent to redirect the user to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://jamxmpharmatech.com/upload/files/95319739835.pdf In PDF document text
- https://unitedfightalliance.com/ckfinder/userfiles/files/jekidomunipupoxes.pdfIn PDF document text
- http://dirpub.org/editor/ckfinder/userfiles/files/jivabekajazitu.pdfIn PDF document text
- http://cn-junsheng.com/upload/file///2021912123654379.pdfIn PDF document text
- http://www.gamylai.vn/uploads/files/famabu.pdfIn PDF document text
- http://wawabed.pl/uploads/userfiles/file/9925041498.pdfIn PDF document text
- http://cyclad.org/UserFiles/file/kagabosiribufosevemosaxeb.pdfIn PDF document text
- https://discovercefalu.com/_data/images/file/pozuvofepevalajalatuzuriz.pdfIn PDF document text
- http://siciny.pl/userfiles/file/giwisizoletogof.pdfIn PDF document text
- http://flapboxes.com/userfiles/files/lifutali.pdfIn PDF document text
- http://dyneco.kr/userData/board/file/kowonafunokinezoruv.pdfIn PDF document text
- http://camberwelltaxi.com/survey/userfiles/files/6526201471.pdfIn PDF document text
- https://www.gs-gleichmann.de/wp-content/plugins/formcraft/file-upload/server/content/files/16136bdd5b4df6---koxufibunenevegowogotenu.pdfIn PDF document text
- http://women-for-marriage.com/ckfinder/userfiles/files/metevomonip.pdfIn PDF document text
- http://huspanda.com/data/ckfinder/files/jujakataxadijixijo.pdfIn PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613a16f080ab0---dosovi.pdfIn PDF document text
- http://flomojapan.com/upload/files/piteradi.pdfIn PDF document text
- https://bisleri.genefied.co/ckfinder/userfiles/files/gadurisadibulomer.pdfIn PDF document text
- http://podushka.by/files/files/16162750622.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/64422767984.pdfIn PDF document text
- https://adamant54.ru/userfiles/files/vojivuzipitidupevajam.pdfIn PDF document text
- https://gulceoyunlar.com/calisma2/files/uploads/40479946965.pdfIn PDF document text
- http://lanaecoloridabruzzo.it/userfiles/file/dudutobowajitozudoz.pdfIn PDF document text
- http://hatowo.com/app/webroot/uploads/files/55128779182.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=i+wanna+grow+old+with+you+wedding+singer+lyricsPDF 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_off0000c33c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC33C | 17748 bytes |
SHA-256: d9eead012c8aec90b3cf06454d2825bd23d1a9186c8733b31417fe56cf0f372f |
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font_01_sfnt_off0000f1df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1DF | 10900 bytes |
SHA-256: fd43c168dee29c5a8bc9633687c7b86ce55c35f4003f9e0d9374f72fa7634124 |
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font_02_sfnt_off00010ae5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AE5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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