MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. The document functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories and other disposable hosting. These links are likely used to distribute phishing content or further malware stages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://earplighting.com/wp-content/plugins/super-forms/uploads/php/files/6816ef4d751a339a31e5badb17c36d42/vumaxokesamafoseke.pdf
- http://sharon-barron.com/userfiles/files/13680616193.pdf
- https://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/792c2ed576b4a53229e27d38ecaa1a56/wizesixoxafabemivakivubu.pdf
- http://nextgt.eu/uploads/file/85118860618.pdf
- http://nfc.soo.jp/file/rimufo.pdf
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cad60e5d5a0---gowexonozezujo.pdf
- http://www.cargeacrew.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607db3c78aa8e---basapiremibazo.pdf
- https://janeunchained.com/wp-content/plugins/super-forms/uploads/php/files/5cm44ssif0qq03kloqd1gdu1si/pejomegewomu.pdf
- https://mmagame.com/userfiles/file/37841140781.pdf
- https://www.basur-tedavisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070c2e15ea30---gutuvub.pdf
- http://ekotronic.eu/files/file/vumif.pdf
- http://bamt.be/wp-content/plugins/formcraft/file-upload/server/content/files/16095dccd3dab9---gewuporofidoxa.pdf
- http://sarlampa.ru/upload_picture/gepulifasolubi.pdf
- https://lawpropertyconsultants.co.uk/wp-content/plugins/super-forms/uploads/php/files/fhg4n9pluef0umpaksaqmsu45i/nedorotimotuvos.pdf
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/nb37d8smbt927uvc2q4ef2tdi5/73061156727.pdf
- https://wcdt.co.th/wp-content/plugins/super-forms/uploads/php/files/1h7eibpokc79tu1abkgkl5m18g/sikivawi.pdf
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160896e4943acf---82939953098.pdf
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16091c8ba59174---xogowiv.pdf
- http://someteme.com/archivos/_20210624040106.pdf
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/9of5ni4cqpdgqgh3pip6ro4fv5/nuwemutiteke.pdf
- http://studiolorenzino.eu/userfiles/files/81140172068.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=types+of+sea+vessels
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ba08301a7e---39103351629.pdf
- 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_off0000e4ce.bin6999146a9badb1b61c285b11e546e7dd79d31d4288c9db827f484e0bd4ee8e86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4CE | 10100 bytes |
font_01_sfnt_off0000fb8c.bin0fdbc7fbc83a9b62c53efc7c014cc604277356aa7911aab06798811033b6f283 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB8C | 17196 bytes |
font_02_sfnt_off00012785.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12785 | 16792 bytes |
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