MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates the document contains numerous links to potentially disposable hosting, suggesting a tactic to distribute malicious content or phish for credentials. The presence of many unknown URLs further supports this, as they likely lead to malicious sites.
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://panyuchen.com/ckfinder/userfiles/site_eachfun_com/files/96072776777.pdf In PDF document text
- http://montazerangroup.com/uploader/file/75698501634.pdfIn PDF document text
- https://rieker-consulting.eu/files/file/buxiwejibuxadaninufutiz.pdfIn PDF document text
- http://billagelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/wukuxezetugobituw.pdfIn PDF document text
- https://foodexgida.com/uploads/files/55387990502.pdfIn PDF document text
- http://symbolfoods.com/files/file///liridudisixaketeradimo.pdfIn PDF document text
- http://ned.ru/uploads/files/rekini.pdfIn PDF document text
- https://vsetinrally.cz/userfiles/file/bukijowutazenuros.pdfIn PDF document text
- http://patriabrno.cz/userfiles/files/88173428386.pdfIn PDF document text
- https://www.verimevzabavu.cz/ckfinder/userfiles/files/pezikisigodojowikekafa.pdfIn PDF document text
- http://bfcy88.com/uploads/files/70876089403.pdfIn PDF document text
- http://hondasushi.com/uploads/files/20257946787.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134ea045581e---10726837669.pdfIn PDF document text
- http://elandtour.com/FileData/ckfinder/files/20210912_1A41DBAF88EDC023.pdfIn PDF document text
- http://superbarter.sk/media/file/19209749721.pdfIn PDF document text
- http://www.tomasjelinek.com/img/pub/file/85422479319.pdfIn PDF document text
- https://eseninternational.com/uploads/files/miranewonokewovafil.pdfIn PDF document text
- http://cambridgekapurthala.com/damana/userfiles/file/mupidexopigajevejeg.pdfIn PDF document text
- http://kasintorn.com/images/upload/files/xaxeregidazarulate.pdfIn PDF document text
- https://stka.gr/ckfinder/userfiles/files/99547584088.pdfIn PDF document text
- http://lakshimi-kaatsu.com/user_data/packages/default/imgfiles/77944134022.pdfIn PDF document text
- https://horkolas-gatlas.hu/ufiles/file/joxog.pdfIn PDF document text
- https://home-consult.lu/userfiles/files/sabanatemigaratobevutug.pdfIn PDF document text
- https://antoinepanau.com/wp-content/plugins/super-forms/uploads/php/files/52dd0857ef79e9d22688e7fc8004eef6/47965027391.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=top+5+download+manager+for+androidPDF 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_off0000bd6e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD6E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d580.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD580 | 16936 bytes |
SHA-256: 1201517bc87f2c52790fb035bd1148d122405c7a1b81d24855af5702dc9612d4 |
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font_02_sfnt_off0001012e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1012E | 10756 bytes |
SHA-256: af9b02de543efd4b4a6ef6b0992872bc58dfe4b7dc9250f2d4ecbfa5bc71c260 |
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