MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous links, with one heuristic specifically identifying it as a link farm on disposable hosting, suggesting a phishing or malware distribution lure. The presence of 'SE_PASSWORD_ARCHIVE_LURE' suggests the document may be intended to trick users into providing a password for an archive, likely containing a malicious payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://xn--b1agaa2anfqdp.xn--p1ai/ckfinder/userfiles/files/91490639534.pdf In PDF document text
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/428dc37c99611a5e90398f559f09100e/37887446698.pdfIn PDF document text
- http://mis.nrru.ac.th/gradjournal/ckfinder/userfiles/files/7193826567.pdfIn PDF document text
- https://ctcitsupport.com/media/files/61914267904.pdfIn PDF document text
- http://reicar.dk/userfiles/file/51962777927.pdfIn PDF document text
- https://viadagio.be/userfiles/file/pusolokinemikuderowine.pdfIn PDF document text
- https://skopjemuzikon.pmgrecordings.com/ckfinder/userfiles/files/zojijimirevimurebetuvuz.pdfIn PDF document text
- http://vkp.ru/upload/global/file/lobixatugepijoxevejuse.pdfIn PDF document text
- https://primer-spb.ru/files/files/sopotogototalufusulit.pdfIn PDF document text
- http://edeins.com/userfiles/file/nufizaxem.pdfIn PDF document text
- http://dailythang.com/userfiles/files/73774060498.pdfIn PDF document text
- https://nikken-engineer.jp/export/sd205/www/jp/r/e/gmoserver/8/6/sd0748886/nikken-engineer.jp/fckeditor/upload/file/medemelinini.pdfIn PDF document text
- http://otohondamientay.com/upload/files/85190152658.pdfIn PDF document text
- http://baigeleather.com/userfiles/file/wuxorajavakekuwefazebasib.pdfIn PDF document text
- http://ndc-group.ru/uploads/files/bixebepinijabaridajovatak.pdfIn PDF document text
- https://bdata.vn/upload/files/61688070471.pdfIn PDF document text
- http://ternovykh.ru/content/file/998528093.pdfIn PDF document text
- http://touchpanelpro.com/upload/files/duzuwuzepezek.pdfIn PDF document text
- http://coolscape.info/images/files/93686867232.pdfIn PDF document text
- http://kukdae.com/files/fckeditor/file/rijotakuwe.pdfIn PDF document text
- https://alusol-kw.com/ckfinder/userfiles/files/96929690591.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138f6cc4fdb3---66646492410.pdfIn PDF document text
- http://manhchenang.vn/webroot/img/files/2330867454.pdfIn PDF document text
- http://kooijobs.in/ckfinder/userfiles/files/50854306610.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=android+ftp+server+start+automaticallyPDF 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_off0000e0f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0F7 | 11044 bytes |
SHA-256: 2512f59df394d9ba075301f5fe5824b195e2702bd3805cdd4c64c4c46cee1d04 |
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font_01_sfnt_off0000fab6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAB6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000112c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112C8 | 19016 bytes |
SHA-256: 9d80d6c8baeffd6f4115c4fb75edc0889424ce7c491fae74714e34591a5736d4 |
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