MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs and is flagged as a link farm on disposable hosting, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. Although no scripts were directly extracted, the PDF structure and embedded links are indicative of a spearphishing attachment designed to redirect users to potentially malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://ngoctraithaibinhduong.com/uploads/news_file/bevigo.pdf
- http://pospatrans.cz/UserFiles/File/86528024722.pdf
- https://anctools.com/ckfinder/userfiles/files/xusowibowusu.pdf
- http://etabetasurvey.com/userfiles/files/mewurosumat.pdf
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d1c62e878f7---30849315544.pdf
- https://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c57d1b5fab6---82676622138.pdf
- https://computerzone.pk/file/woxevuvukejivaziboripilus.pdf
- http://geyikkimya.com/userfiles/upload/file/91385563868.pdf
- http://perlawarmii.pl/userfiles/file/nidexusifiwadafefeze.pdf
- http://peeweeslearningcenter.org/clients/5/54/545fcf94abc6bccf175f3035c740e6d3/File/rejefafigat.pdf
- https://baoholaodong24.com/userfiles/file/15296599511.pdf
- http://sevimticaret.net/userfiles/file/6369217902.pdf
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16073545a7ece8---7144005165.pdf
- https://givemeit.ru/wp-content/plugins/super-forms/uploads/php/files/cbc2d9677a2b76bd67e71955e31fe1fb/75588871146.pdf
- http://betheaskssd.com/flash/betheaskssd.com/file/72148756760.pdf
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/60bb6148e73ae8c8510ed9548a368756/livalov.pdf
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/59c892e35b323a8237eb7eb9d3f78a2c/17851358940.pdf
- http://premiumresourcing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160936633ccd81---rilowu.pdf
- http://3handseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607efdcea7cb4---mudesiworewojuxavaba.pdf
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d8c4337d9b0---lilimurijetakalubebaf.pdf
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/f6ee2b0de266ac78bb8e26d5fbbfc784/pixaz.pdf
- http://ackerviewguesthouse.com/userfiles/file/legupesu.pdf
- https://nscs.org/wp-content/plugins/super-forms/uploads/php/files/7e2ee11548b872a75b45722b6a69c163/jitupu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=lower+third+free+after+effects
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f71c.bind9db0ac63f583e5f519baff5b587d280a8706cae7d133e43f007bdd91bcfeaa5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF71C | 17396 bytes |
font_01_sfnt_off000124e6.bin72e10e6f07451d88ef4c2f815546474d4eb2391b52dd7a43a3944ff64ddfe069 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124E6 | 10464 bytes |
font_02_sfnt_off00013ce0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CE0 | 16792 bytes |
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