MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many of which point to disposable hosting and are part of a link farm, suggesting a phishing or malware distribution scheme. The presence of external URIs and the overall structure point towards an attempt to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://minhnguyenvn.com/uploads/userfiles/file/7643552919.pdf In PDF document text
- http://aurangabadptti.com/ckeditor/ckfinder/userfiles/files/88370450663.pdfIn PDF document text
- http://sushrutproctology.org/ckfinder/userfiles/files/80268050008.pdfIn PDF document text
- https://www.baust.edu.bd/app/webroot/ckfinder/userfiles/files/megeradalokowu.pdfIn PDF document text
- http://precisionsurgicalworks.com/alpha/ckfinder/userfiles/files/8851301696.pdfIn PDF document text
- http://chip-chup.hu/upload/file/59627523961.pdfIn PDF document text
- http://www.salpasafarit.fi/tiedostot/files/mexomileb.pdfIn PDF document text
- https://implantsdentairesdesmoulins.com/upload/editor/file/62951775908.pdfIn PDF document text
- http://theheavent.com/userfiles/files/jazilinujawujemeg.pdfIn PDF document text
- http://densayhongngoai.com/uploads/userfiles/file/sudixegevujofefuwerebu.pdfIn PDF document text
- http://daearesort.com/FileData/ckfinder/files/20210907_7AEBA095BB922ABB.pdfIn PDF document text
- https://mingyi-lock.com/data/file/userfiles/files/38271974618.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16141165316485---16736835625.pdfIn PDF document text
- http://kronospan-mofa.hu/editor_up/wepowiparonorubefam.pdfIn PDF document text
- http://seksdagen.nl/userfiles/file/jemawasikumalamorisatuved.pdfIn PDF document text
- http://barsugo.com/ckfinder/userfiles/files/31390908976.pdfIn PDF document text
- https://indiansabroad.uk/userfiles/file/ruwopezekukir.pdfIn PDF document text
- http://metalzilembo.it/userfiles/files/36175785889.pdfIn PDF document text
- https://innovativallatgyogyszer.hu/fileok/file/sesowewijumugagofotov.pdfIn PDF document text
- http://tnmetalworks.com/images/files/40137928168.pdfIn PDF document text
- http://steinemann-ag.ru/lagojumaretibamugilide.pdfIn PDF document text
- https://okazionche.com/files/rarisesubexi.pdfIn PDF document text
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134527c02288---27029118621.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=live+wallpaper+battery+lifePDF 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_off0000e618.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE618 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fe2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE2F | 10320 bytes |
SHA-256: bc693c2de501b211d07341634a9a048427f351cb646807ad1db240466b0eb515 |
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font_02_sfnt_off0001156c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1156C | 19064 bytes |
SHA-256: 6d2f73d9cf5f71e2d58916e3e946db8b69d8cd1b68d2e59db20c1403ed275100 |
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