MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised or disposable hosting, forming a link farm. The primary purpose appears to be redirecting users to external sites, likely for phishing or to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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://inunekocp.jp/mailmagazine/upload/files/pezizunudupomuromineka.pdf In PDF document text
- https://rubin2000-distribuitorshop.ro/userfiles/file/komifoxeripi.pdfIn PDF document text
- http://chinajnbt.com/images/upload/File/piwudedemosegudem.pdfIn PDF document text
- https://dbmotorbrokers.com/userfiles/file/balasenozinon.pdfIn PDF document text
- https://bywuf.org/upload/editor/files/mepebagod.pdfIn PDF document text
- https://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/c41bkhr4ga0b47feusptuct96r/26539808350.pdfIn PDF document text
- http://sinoorchids.com/image/file/burusef.pdfIn PDF document text
- https://investincarpathians.eu/app/webroot/media/files/17242612876.pdfIn PDF document text
- http://carrasvilla.es/uploads/files/88748780625.pdfIn PDF document text
- http://garderoba.sk/images/_file/82409922454.pdfIn PDF document text
- https://anup.bo/images/files/nokafivaritaziniforakaj.pdfIn PDF document text
- https://vanphongphampmc.com/upload/files/50169735002.pdfIn PDF document text
- https://wotfiles.com/ckfinder/userfiles/files/33860458025.pdfIn PDF document text
- http://retroldn.com/userfiles/file/18795721223.pdfIn PDF document text
- http://rszm88.com/upfolder/e/files/20210919063302.pdfIn PDF document text
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/75e6a9a163912b1fbb838b286d623174/funametupeli.pdfIn PDF document text
- https://penal-garazh.ru/files/89402262991.pdfIn PDF document text
- https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/b0e9fecd7755712c7bb9128ad878b7c5/bodezedebilavisebexufoji.pdfIn PDF document text
- https://hcs1000.org/wp-content/plugins/super-forms/uploads/php/files/cc9e4ec7c337e0553eb6d3ac7e5e0109/sesupemewuve.pdfIn PDF document text
- http://residenceraffaellotorino.com/userfiles/files/53611655744.pdfIn PDF document text
- http://fujavietnam.com/images/Download/perake.pdfIn PDF document text
- https://bosgo.mn/uploads/files/23735276140.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=vigero+gta+5PDF 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_off0000af6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF6A | 14364 bytes |
SHA-256: 155bf4a5451574d08dd0c7e6576c08368e311b76d3ebc32bccc69c67ac75cbe6 |
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font_01_sfnt_off0000d382.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD382 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000eb99.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB99 | 10068 bytes |
SHA-256: 8b81a3460aab7c1f04124df3d4dcd1dff3f46e67d71cb71dc85312a442ba3219 |
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