MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to compromised WordPress sites and disposable hosting, indicating a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9941
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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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://twinslock.com/ckfinder/userfiles/files/relowaxerutetudafan.pdf
- https://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/72bbec818852f9dfca0e21fcc7126c31/pomaresezudepiwixidob.pdf
- http://pusancard.com/userData/board/file/23066906092.pdf
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/946nli59nahnbr4dc1jv04gkgo/69780730049.pdf
- https://betalinktech.com/blmedia/file/63288387770.pdf
- https://trellisdundee.com/wp-content/plugins/super-forms/uploads/php/files/fceedf4db5b15ebf08c859cc7de62aea/wosebexumitizaduxofoxab.pdf
- http://3dtechgroup.com/uploads/image/files/xuzumuwoxidamamo.pdf
- https://www.kiakaha.gr/wp-content/plugins/super-forms/uploads/php/files/4rnp3n9ipubq6kp0rahk3ercac/22127030147.pdf
- https://teenvolunteer.org/wp-content/plugins/super-forms/uploads/php/files/bb7e287a6531dc09627ac5fd91e105cc/pewujefukin.pdf
- https://beaufortbond.com/wp-content/plugins/super-forms/uploads/php/files/5da5380c77c032278df8e352424afe3b/gusuto.pdf
- http://grafichesirio.com/userfiles/files/jaragekiwetarazep.pdf
- https://pilotcenter.gr/wp-content/plugins/super-forms/uploads/php/files/l40i1jl6iafgsqnbff09s2jnpv/xabevutituvilojak.pdf
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/160809c30c93bd---zonojomovaxutakama.pdf
- https://nuregio.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b197f96d08c---7085067631.pdf
- https://lcd96.ru/wp-content/plugins/super-forms/uploads/php/files/1b4e27bcb71fc5e98f73ce8a84ce0a0e/55986735907.pdf
- http://gps-tw.com/CKEdit/upload/files/fugak.pdf
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b9a30d54f6a---sokaz.pdf
- http://luingpyrex.cz/foto/Image/file/momaxefolijeb.pdf
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c3ff73080b0---gevasizekepo.pdf
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078d237e1c10---73384442846.pdf
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/1607db90a0a8b6---47875008149.pdf
- https://auf.vn/wp-content/plugins/super-forms/uploads/php/files/559nqeoighvlbg7u8ei474v3l0/47937845040.pdf
- https://immobilgold.com/file/874642862.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=7+on+7+passing+league+plays
- 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_off000134f7.bin4c94f4a76cb8147422fa33a1297cdd25d6f6f1b1de17377552f1e4363fcd1dc6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134F7 | 10396 bytes |
font_01_sfnt_off00014ca5.bin843a73e8d878f44bd47158781e9214d174865f1ceeb0ca8afcae2ace6408888c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14CA5 | 20592 bytes |
font_02_sfnt_off0001822a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1822A | 16792 bytes |
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