MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous external URIs, many of which are embedded within the document body and point to potentially malicious sites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a high volume of links on disposable hosting, suggesting an attempt to lure users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 https://dongcohonda.com/userfiles/file/21880729663.pdf In PDF document text
- https://vanvoorst.info/uploaded/file/75304432160.pdfIn PDF document text
- http://impactpluslearning.com/ckfinder/userfiles/files/1763132429.pdfIn PDF document text
- http://sweet-sugar.de/images/uploadedimages/file/gijipum.pdfIn PDF document text
- http://yourhealthyanswer.com/ckfinder/userfiles/files/gotajovavami.pdfIn PDF document text
- http://cameragiaminh.com/upload/files/35776214299.pdfIn PDF document text
- http://www.ecvbrass.ch/user/web/file/bexulovafedal.pdfIn PDF document text
- http://svx.su/ffile/file/34707280755.pdfIn PDF document text
- http://peoplefineart.com/assets/202109/files/20210919054717758450.pdfIn PDF document text
- http://bancasemecanino.com/userfiles/files/5553488218.pdfIn PDF document text
- https://www.koreayokogawa.com/ckfinder/userfiles/files/75937774163.pdfIn PDF document text
- http://svaz-podnikani.cz/files/file/geferenozorevex.pdfIn PDF document text
- http://wordtmann.beckbauer.eu/ckfinder/userfiles/files/55622091151.pdfIn PDF document text
- http://maketmaster.ru/admin/ckfinder/userfiles/files/57692280809.pdfIn PDF document text
- https://dovolena-jiznicechy.cz/uploads/ramagodalodakimudajegi.pdfIn PDF document text
- http://jiuxingchaoshi.com/uploads/file/18100139573.pdfIn PDF document text
- https://fullgame.hu/uploads/files/pudusex.pdfIn PDF document text
- http://baraanduliaptti.org/userfiles/file/wajavexonifewi.pdfIn PDF document text
- http://designerhouse.ru/upload/files/62783576310.pdfIn PDF document text
- https://carmelocuritiba.com.br/ckfinder/userfiles/files/36025703739.pdfIn PDF document text
- http://itcck.org/upload/editor/file/bumigumalavuvidurevenanan.pdfIn PDF document text
- http://www.danvillern.com/wp-content/plugins/super-forms/uploads/php/files/0fbb1739e95a9538f2b7d34145ccc005/9185399693.pdfIn PDF document text
- http://markjfox.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zewibikujunivakoju.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=lite+star+mod+apk+unlimited+timePDF 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_off0000c33a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC33A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000db51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB51 | 10700 bytes |
SHA-256: 98e54ebb19a20ef4aae134ed06878ffecaac5acaf69d4f457b19a6ac01107815 |
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font_02_sfnt_off0000f3d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3D3 | 17564 bytes |
SHA-256: 4d46b6f4adac27415d54c8c87be3bcb704247becec346e5f8cdd66ae0cd01893 |
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