MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier as malicious. It contains numerous external links, with one heuristic identifying it as a link farm on disposable hosting. While no scripts were extracted, the presence of external URIs and the overall detection suggest a phishing or redirection attempt, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://triatlonbizuterie.cz/sites/default/files/file/8261101713.pdf In PDF document text
- http://gangwonbnb.com/FileData/ckfinder/files/20210908_8D4E2408F294AD73.pdfIn PDF document text
- https://maintogelonline2.org/contents/files/48091322289.pdfIn PDF document text
- http://rideabikenews.com/user_img/files/21961429739.pdfIn PDF document text
- http://nsdadventist.org/FCKData/file/mimapekexolezago.pdfIn PDF document text
- http://96rangjai.com/userfiles/file/93507021113.pdfIn PDF document text
- http://mictrogiang.com/userfiles/files/wimoxenopusapetetodefesef.pdfIn PDF document text
- https://anukulagrotech.com/userfiles/file/gevasofimememanilori.pdfIn PDF document text
- http://jncs.kr/page_data/file/20210909110818.pdfIn PDF document text
- http://epwuae.com/userfiles/file/37594568181.pdfIn PDF document text
- http://luckyassessoria.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613f1249484ea---45512775308.pdfIn PDF document text
- http://lagrupacio.cat/file/ruvawoloniwigerekad.pdfIn PDF document text
- https://dawnraytech.985.tw/data/file/userfiles/files/38441804254.pdfIn PDF document text
- https://anup.bo/images/files/dusawurimowabefafuz.pdfIn PDF document text
- http://www.ciesol.es/ckfinder/userfiles/files/97621224626.pdfIn PDF document text
- http://heizler.hu/files/file/sakekubomifotigumuzod.pdfIn PDF document text
- http://freestyler.cz/img/file/98481454949.pdfIn PDF document text
- https://nvsrolko.org/ckfinder/userfiles/files/dezasoginogiw.pdfIn PDF document text
- http://chenruichem.com/upload/files/ziforugefi.pdfIn PDF document text
- http://synthecinter.com/userfiles/files/dagoviwefarokiz.pdfIn PDF document text
- https://afritransport.com/app/webroot/files/file/3400519012.pdfIn PDF document text
- https://angkoronetour.com/userfiles/file/88436879481.pdfIn PDF document text
- http://sirindhorn.net/upload/File/72155597477.pdfIn PDF document text
- http://choragwica.pl/userfiles/file/xobarekuk.pdfIn PDF document text
- http://akcjonariusz.com/UserFiles/file/62535200468.pdfIn PDF document text
- https://wwa.bdbabymart.com/app/webroot/ckfinder/userfiles/files/59894433158.pdfIn PDF document text
- http://dainindo.com/Uploads/userfiles/files/99291067477.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=clubhouse+download+appPDF 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_off0000e0a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0A7 | 17852 bytes |
SHA-256: fc3324013545706353384577bd9261468ce2ef1a22bb98c1cff1b0bdea16877e |
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font_01_sfnt_off00010e98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E98 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000126af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126AF | 10556 bytes |
SHA-256: 73826182fa0ec08a022cab6de2eeaccf7462e46d51871a9fd1d23d34ca6a16f4 |
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