MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to link farms, suggesting an attempt to redirect users to malicious sites. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a deliberate effort to create a large number of links on disposable hosting, reinforcing the phishing or malware distribution intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 https://www.allduniv.ac.in/ckfinder/userfiles/files/82989833255.pdf In PDF document text
- https://ddnepal.com/assets/userfiles/files/10408775874.pdfIn PDF document text
- https://cdmsig1.com/ckfinder/userfiles/files/30083192302.pdfIn PDF document text
- http://eminenceinc.com/userfiles/file/xatejalemax.pdfIn PDF document text
- http://boothbayharborshipyard.com/userfiles/file/19872600662.pdfIn PDF document text
- http://xn--80aer5aza.xn--19-kmcm3c.xn--p1ai/ckfinder/userfiles/files/foderugavagugegek.pdfIn PDF document text
- https://madame-tina.com/ckfinder/userfiles/files/giniwojipiriremaj.pdfIn PDF document text
- https://camphacement.vn/upload/files/pawinuvuvibuwipajepodajis.pdfIn PDF document text
- http://lagostena.it/userfiles/files/10420646896.pdfIn PDF document text
- http://fkjz.cn/upload/files/2021/09/202109071744122189.pdfIn PDF document text
- http://gutachterbewertung.de/userfiles/file/sizepoxafofokived.pdfIn PDF document text
- https://bandotrading.it/uploads/file/42127551801.pdfIn PDF document text
- http://isystem.hu/userfiles/file/78150324726.pdfIn PDF document text
- http://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/1613252906aa02---50783423369.pdfIn PDF document text
- https://topupdana.com/contents/files/zetubusejiwamubijulosake.pdfIn PDF document text
- http://aimic.com/userfiles/file/19886354290.pdfIn PDF document text
- https://buzascsaba.hu/userFiles/file/vukefetovup.pdfIn PDF document text
- http://mawaevents.com/uploads/file/jawesarik.pdfIn PDF document text
- http://enjoyisagenix.com/ckfinder/userfiles/files/5621800242.pdfIn PDF document text
- http://kxqcgs.net/filespath/files/20210902061722.pdfIn PDF document text
- https://windscrm.net/files/file/58748305036.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16135924338cb0---72955770380.pdfIn PDF document text
- http://meandnetworking.com/ckfinder/userfiles/files/84424529221.pdfIn PDF document text
- http://gorod-r.com/userfiles/file/32725143649.pdfIn PDF document text
- https://www.fishhabitatnetwork.com.au/application/third_party/ckfinder/userfiles/files/livemukojavavagivap.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=instagram+free+auto+followers+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_off0000c0e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0E6 | 10744 bytes |
SHA-256: 941ed58039047228f50260f2c2401562f94f8f5cb3bd3f6b24b45059b2d34a07 |
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font_01_sfnt_off0000d9ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9AC | 16532 bytes |
SHA-256: ca8c401ce9c6821a99d20dda61c19b27c8b02720d7d27178c7b873330ebc8948 |
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font_02_sfnt_off000103ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103CE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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