MALICIOUS
142
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external links, many of which point to PDF files hosted on various domains. The presence of a 'download button' heuristic and the ML classifier's high confidence score indicate a malicious intent to trick users into downloading further content. The embedded JavaScript likely facilitates the execution of malicious actions or the download of additional payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://xanbiente.de/userfiles/file/tikitutilojivofesajakovit.pdf In PDF document text
- http://longarmquiltacademy.com/fckeditor/userfiles/file/70903249769.pdfIn PDF document text
- http://eugensa.lt/app/webroot/uploads/userfiles/files/54337867289.pdfIn PDF document text
- http://toshiteriyakiburien.com/uploads/files/3032175924.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/dofosawuwufamalu.pdfIn PDF document text
- http://steclotildehorton.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16130768904cfb---54551797771.pdfIn PDF document text
- http://bestpokeya.com/uploads/files/luwomukogoziteripexa.pdfIn PDF document text
- http://miass.realxenon.ru/uploads/files/900173481.pdfIn PDF document text
- https://fiscalonline.eu/app/webroot/files/userfiles/files/104718380.pdfIn PDF document text
- http://xn----7sbakif2a3azdub.xn--p1ai/admin/ckfinder/userfiles/files/nopizuzemenuwokirekor.pdfIn PDF document text
- http://farmaciacogliate.it/userfiles/files/nepunopanujelugasepuvabox.pdfIn PDF document text
- http://2016.letnifestiwal.pl/ckfinder/userfiles/files/64567395364.pdfIn PDF document text
- https://tattica.byespresso.com/app/webroot/files/upload/files/fapik.pdfIn PDF document text
- http://a-xian-coat.com/uploads/files/202109010729599334.pdfIn PDF document text
- http://wakesup.org/userfiles/file/94658694109.pdfIn PDF document text
- https://monarchwinemerchants.com/wp-content/plugins/super-forms/uploads/php/files/564e78d9c37f83d1f03dac4322b4eb44/xizovufewexupiterenasa.pdfIn PDF document text
- http://pyramidplaster.com/file_media/file_image/file/13349742944.pdfIn PDF document text
- http://hagelkonzept.de/userfiles/file/zewom.pdfIn PDF document text
- http://technoauto.jp/js/upload/files/kigokakukezenusasatonerox.pdfIn PDF document text
- http://wawabed.pl/uploads/userfiles/file/79223136731.pdfIn PDF document text
- http://rovitek.com/userfiles/file/25039870203.pdfIn PDF document text
- https://xn--49st2et51duvk.com/upload/files/vofasazuxawuzanevolobo.pdfIn PDF document text
- http://botaierpharm.com/upload/files/wosupotegerapew.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=gsm+flasher+adb+bypass+frp+tool+for+pcPDF 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_off0000ee18.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE18 | 10984 bytes |
SHA-256: 5ee05e3cc2b7f9b1e4d8a082fdb770fc16d04adbbad65c16e875d3a999a0a658 |
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font_01_sfnt_off0001076e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1076E | 18616 bytes |
SHA-256: d8ea9b9fc342150906dcbd93039e5796b98f517576a04a2f6cd924d81bf9da3a |
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font_02_sfnt_off00013777.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13777 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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