MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV detection, indicating malicious intent. The presence of numerous external URIs, many pointing to disposable hosting and forming a link farm, suggests a phishing or malware distribution attempt. While no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with a phishing lure designed to trick users into downloading further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://kimura-shihoshoshi.com/userfiles/file/liwukagilorifu.pdf In PDF document text
- https://euroquimicadistribucion.com/zabaleta/data/imagenes_contenidos/file/waredimutefolulef.pdfIn PDF document text
- https://weborder.cloud/userfiles/file///romabavawijubejesawa.pdfIn PDF document text
- http://northcity.rs/slike/files/buzaserogojilidi.pdfIn PDF document text
- http://nieruchomosci-swidnica.pl/userfiles/file/60396649218.pdfIn PDF document text
- https://felicitareonline.ro/ckfinder/userfiles/files/vexizavaf.pdfIn PDF document text
- http://aftckwt.com/uploads/file/38145593703.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/xigatasoganofosituse.pdfIn PDF document text
- https://cafesca.info/ckfinder/userfiles/files/31234789289.pdfIn PDF document text
- https://tattica.byespresso.com/app/webroot/files/upload/files/nifivowokakibupuxif.pdfIn PDF document text
- http://charolais-hessen.de/write/userfiles/file/sopusiguwabobuvov.pdfIn PDF document text
- http://engcaphone.com/_UploadFile/Images/file/jefepozosisibafufonas.pdfIn PDF document text
- https://eventaipei.com/upload/files/bewivugovaladebaxuda.pdfIn PDF document text
- http://hiniceshine.com/upload/guxuxerekowesenigadizof.pdfIn PDF document text
- https://securitydm.eu/slicice/file/26442721468.pdfIn PDF document text
- http://silver.jo/ckfinder/blanc/files/fopasobefanopugure.pdfIn PDF document text
- http://basyapiemlak.com/yukleme_klasoru/userfiles/file/14764192547.pdfIn PDF document text
- http://indianmailbox.com/assets/images/userfiles/files/81612338539.pdfIn PDF document text
- http://tecksco.com/upload/files/8400638709.pdfIn PDF document text
- http://www.sudeshnamaulik.com/fckimages/file/77878838263.pdfIn PDF document text
- http://studiopol.com/userfiles/files/menesaromoxefivejovarifoj.pdfIn PDF document text
- http://magooferta.pl/uploads/fck/file/60061718242.pdfIn PDF document text
- http://t-eamplus.de/web/editor/files/15921861593.pdfIn PDF document text
- https://mcq-exambd.bdbabymart.com/app/webroot/ckfinder/userfiles/files/xutujog.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=brain+test+2+apk+modPDF 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_off0000b2cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2CC | 10772 bytes |
SHA-256: 63872b4a5f8808dcf5421f1fd580eb2fd1f49e77f5656fd9b30f84a29bb7ddbf |
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font_01_sfnt_off0000cba5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBA5 | 17724 bytes |
SHA-256: a39fd495a5034b6d8be01934d60ba4d90b724072826fc8167bdf2b53104213e1 |
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font_02_sfnt_off0000f8fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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