MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to compromised WordPress upload directories and other disposable hosting, suggesting an attempt to host and distribute malicious content. The presence of a visual download button further supports a phishing or social engineering lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://catamma.ru/uplcv?utm_term=ardaas+2016+punjabi+movie+free+download
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a169cba89f8---sokaxo.pdf
- http://aaaexpressac.com/userfiles/file/fupow.pdf
- http://yishiweb.com/upfiles/files/20210529_050246.pdf
- https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1606d495e4ce4b---55330390340.pdf
- https://atlastoursntravels.com/userfiles/file/luvuwa.pdf
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/160722bc3571da---54876019370.pdf
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/4f33601d313b657bf3e9c1182637fcb5/vaguz.pdf
- https://fastcomputer.vn/wp-content/plugins/super-forms/uploads/php/files/fc6c3b25844d3aba8491d5875283d10f/24455425285.pdf
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160948be9b199c---sifedaxojunoba.pdf
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca79f51937---xataviridilit.pdf
- http://munnarinfo.in/userfiles/file/10104763805.pdf
- https://wecafephuket.com/wp-content/plugins/super-forms/uploads/php/files/otrl90fl470861tpgj48dcekjm/31457950919.pdf
- http://www.publicitymailing.ie/wp-content/plugins/formcraft/file-upload/server/content/files/1608a4dce2c83f---49959450487.pdf
- https://mayurherbal.com/userfiles/file/96677746384.pdf
- https://blugarden.eu/file/satar.pdf
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/a9514bf3c20d2a0e74f9ad6fd3b63dfd/fafowobadada.pdf
- http://musiconthebay.org/clients/2/26/269dd5bc96e197da989a8dccc71442af/File/81820222832.pdf
- https://teenvolunteerhouston.org/wp-content/plugins/super-forms/uploads/php/files/0e9870cc9f88a6a39f0f858cceee8d1b/69532815137.pdf
- https://www.actionconstructionjax.com/wp-content/plugins/super-forms/uploads/php/files/b5b499997bd150a7a5f33836ce7857bd/74750687391.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- 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://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d580.bin3d0987ab979cdc557ba537834edaf0042ffacb000ddede240b0433a056389556 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD580 | 6024 bytes |
font_01_sfnt_off0000e9fc.bin763bb92bba2701647b3a0cfd6de8cb90302505d3c75d8f2e0efe683d296be292 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9FC | 10520 bytes |
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