MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and the presence of numerous embedded URLs suggest a phishing or malware distribution campaign. Although no scripts were explicitly extracted, the PDF structure and embedded links are indicative of techniques used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
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://crownprolaw.cn/userfiles/Proj_Name/files/82056161903.pdf In PDF document text
- https://aecvfcom.nrgence.com/upload/userfiles/files/38350168418.pdfIn PDF document text
- https://matricula.arendic.cl/files/78440023731.pdfIn PDF document text
- http://architettosbaffo.com/userfiles/files/58132742780.pdfIn PDF document text
- http://snkpost.com/fckedit_file/file///20210907_11_31_31.pdfIn PDF document text
- https://memo-log.com/userfiles/file/17812809951.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/8e0e5d8721484cb002f56ed9ec93d280/kejuxina.pdfIn PDF document text
- https://egyediajandekotletek.hu/mvc/userfiles/file/gadikazukese.pdfIn PDF document text
- http://cloverdiamond.com/file/jubisikudipibavuvaku.pdfIn PDF document text
- https://www.leasing.net.in/ckfinder/userfiles/files/bawibefebotusewule.pdfIn PDF document text
- http://evpltravel.com/xv_image/file/lenidaz.pdfIn PDF document text
- http://immobilieninvestors.org/userfiles/file/gidikosuzatovepib.pdfIn PDF document text
- http://faurau.com/luodan/images/userfiles/file/14091888310.pdfIn PDF document text
- https://linardi.ru/files/file/59598221375.pdfIn PDF document text
- https://kcss.hu/korosi/userfiles/file/15397536804.pdfIn PDF document text
- https://bahispesinde.com/gnc/veri/_files/robuzajafeb.pdfIn PDF document text
- http://selfmadefilms.nl/userfiles/files/92145823882.pdfIn PDF document text
- http://soluzionebenessere.eu/userfiles/files/24416748067.pdfIn PDF document text
- http://kiko168.com/UploadFile/file/20210906182253842.pdfIn PDF document text
- http://reylab.com/userfiles/file/pipadawitewojume.pdfIn PDF document text
- https://mcdelandes.ca/uploads/file/boxerotofetoguvirovenet.pdfIn PDF document text
- https://www.tri-or.fr/tri-or/ckfinder/userfilesfiles/89023758681.pdfIn PDF document text
- https://www.shipgo17.com/plugin/ckeditor/ckfinder/userfiles/files/faxinejomowaled.pdfIn PDF document text
- http://st-johnson.com/Uploadfiles/files/felefoli.pdfIn PDF document text
- http://9262895.ru/ckfinder/userfiles/files/39831439941.pdfIn PDF document text
- http://buffagiuseppeinfissi.com/userfiles/files/xiwifaladopepajodedoris.pdfIn PDF document text
- http://mobydick-band.de/fckdata/file/47036703625.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=minecraft+accounts+pastebinPDF 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_off0000f92a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF92A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011141.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11141 | 10660 bytes |
SHA-256: eba14ae223f51abd393a5f141b9beea0e07a8f23f8ad226edf1caa39eb29e1d5 |
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font_02_sfnt_off00012999.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12999 | 17916 bytes |
SHA-256: f38067ae2e3a6cf7f01a8d35cdb87c03886514e3cce011586985f027f71209ce |
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