MALICIOUS
174
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
T1553.005 Security Software Installation
The PDF was flagged by ML classifiers and ClamAV as malicious, exhibiting characteristics of a phishing or malware distribution document. It contains a link farm with multiple unknown URLs, suggesting an attempt to host malicious content or redirect users. The heuristic 'SE_SECURITY_BYPASS' indicates the document may instruct users to disable security software, a common tactic in phishing and malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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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Security software disable instruction high SE_SECURITY_BYPASSDocument instructs the user to disable antivirus or security software — unusual for ordinary documents and high-risk in an unsolicited file
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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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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 http://catherine-massage.com/ckfinder/userfiles/files/88077583311.pdf In PDF document text
- https://siroyensao.com/upload/files/lavetufijiritol.pdfIn PDF document text
- https://milosislandrooms.gr/userfiles/file/50850371779.pdfIn PDF document text
- https://cnn-logistics.com/asset/files/bubanaronuzuzesoped.pdfIn PDF document text
- http://asesorgubernamental.com/images/file/vimuvewefagafe.pdfIn PDF document text
- http://harringtonassociateslaw.com/Test/JabzMedicalBillingService/userfiles/file/jaxufujomavowubitube.pdfIn PDF document text
- https://greenlakepaint.com/ckfinder/userfiles/files/2593466103.pdfIn PDF document text
- http://duoctruongxuan.vn/userfiles/image/file/mavekemutudamuripixawa.pdfIn PDF document text
- http://topbondtape.com/uploadss/file/15169206616.pdfIn PDF document text
- https://solidpractise.com/files/userfiles/file/95371127032.pdfIn PDF document text
- https://ctcitsupport.com/media/files/zevimososuxeju.pdfIn PDF document text
- http://locum-system.pl/userfiles/file/70926761580.pdfIn PDF document text
- https://houstoncoinclub.org/FCKeditor/file/71127932570.pdfIn PDF document text
- https://xn--80aaa1arbfjoe3bzh.xn--p1ai/data/files/migitelotakix.pdfIn PDF document text
- http://cdn.eagle.mn/uploads/userfiles/files/kowumadefageriwevaweturi.pdfIn PDF document text
- http://nfraccon.org/userfiles/file/83301944049.pdfIn PDF document text
- http://barrybusiness-crm.com/ressource/devis-photo/files/79782776548.pdfIn PDF document text
- https://trinityautorepairs.com/uploads/files/vafuniwunepusizesalober.pdfIn PDF document text
- https://aalatour.com/basefile/b2caalatourcom/files/xisodujunowonomulada.pdfIn PDF document text
- http://sunnyten.net/userData/board/file/mufixevokujodonomok.pdfIn PDF document text
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613cfea858727---fazobusiluvu.pdfIn PDF document text
- http://warmistore.com/userfiles/file/veruxudakixubekamu.pdfIn PDF document text
- http://poornasreehomeoclinic.com/ckfinder/userfiles/files/87900314042.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=assassin%27s+creed+3+apk+downloadPDF 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_off0000eec3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEC3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000106da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106DA | 10776 bytes |
SHA-256: 0aa8a1e7adcd00be68633f335957841c6ecbd832b65adae828f8eb1df7624d5d |
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font_02_sfnt_off00011fe5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FE5 | 19500 bytes |
SHA-256: ce497402d7664a8b806c17ff3ba80d27971f329e388e43fd2f886dd30e788de2 |
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