MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, with one identified as a link farm on disposable hosting, suggesting an attempt to redirect users to malicious content. While no scripts were explicitly extracted, the PDF structure and heuristic firings indicate a malicious intent to lure users through embedded links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://marcus-1.com/FileData/ckfinder/files/20210918_FD02176D67ADED35.pdf In PDF document text
- http://parzenica-bialka.pl/userfiles/files/lubivixisowijovapizon.pdfIn PDF document text
- https://pypconsultores.mx/userfiles/file/xupepunin.pdfIn PDF document text
- http://modulobase.com/userfiles/file/37841577636.pdfIn PDF document text
- https://bluetact.com/locktactyuma/userfiles/file/mebigexat.pdfIn PDF document text
- https://ww150004.linebot.net/upfile/files/20210903144332.pdfIn PDF document text
- https://best-label.com/upload/files/taroxesuzipufivaxetegafo.pdfIn PDF document text
- http://telekommarketing.com/firme_data/files/6121903194.pdfIn PDF document text
- http://thaiboxes.com/piceditor/file/ketibufunoxabizidetasot.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/16140e5125a943---subolupixareg.pdfIn PDF document text
- https://promise-land.com/upload/file/82077129745.pdfIn PDF document text
- http://vuonlan.vn/data/upload/files/nukipowigaxizorekanedaru.pdfIn PDF document text
- http://goksirlambinowice.pl/img/upload/files/14389030023.pdfIn PDF document text
- http://holland-ex.com/images/blog/file/famarudogazurizatobepo.pdfIn PDF document text
- https://amt-alarmy.pl/userfiles/file/4348560557.pdfIn PDF document text
- https://discovercefalu.com/_data/images/file/xowapawotoxoxedepotep.pdfIn PDF document text
- https://jimsdelibrookhaven.com/demo/jimsdeli/admin/userfilesfile/87862762379.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138fcdac3d46---75639317146.pdfIn PDF document text
- http://studioguatta.it/userfiles/files/juweluweditubamopefabadod.pdfIn PDF document text
- http://gostinica-domodedovo.ru/files/32848309427.pdfIn PDF document text
- http://timebank.ru/sites/default/files/photos/pagefile/pijibojibetatamet.pdfIn PDF document text
- http://chinazzjx.com/d/files/bobexej.pdfIn PDF document text
- http://deleersnijder-bocaege.be/images/file/62844498481.pdfIn PDF document text
- http://s-privod.ru/userfiles/file/79871735952.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=proton+bus+simulator+road+mod+apkPDF 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_off0000c478.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC478 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dc8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC8A | 16788 bytes |
SHA-256: c593560bf08d5fbae1a613434d6cb3735f24e4456132cf70011fface5f8f8727 |
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font_02_sfnt_off00010773.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10773 | 10752 bytes |
SHA-256: 4a7482ea51be6ca9a0c807de25b3ca1617d040c703332919d79dfc459e8f80c0 |
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