MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Several heuristics point to the PDF acting as a link farm, directing users to compromised WordPress uploads and disposable hosting sites. The embedded URLs, despite some being marked benign, are part of a larger pattern of redirecting users to potentially harmful content, consistent with phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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 http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bed5996e6eb---92745429285.pdf
- http://slsnn.ru/content/file/bejeginotozi.pdf
- https://nikosdimos.gr/userfiles/file/25149331652.pdf
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a13ed4c167a---zitijotisulunozu.pdf
- https://www.sodigital.it/wp-content/plugins/formcraft/file-upload/server/content/files/16082fa21ba991---wivupeb.pdf
- https://www.ideakliniksisli.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083b83e9d5fc---selejuganerobos.pdf
- http://pizzeria-millemiglia.de/app/webroot/img/editor/file/56038284241.pdf
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/75f1e4aa939bf571c1824db2e6bcae31/miburulaxesu.pdf
- https://asiarsolutions.com/userfiles/file/nuvasajorubivivobufi.pdf
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/160833c58077e6---69233118493.pdf
- https://www.webhisto.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160a65e05d5800---demerabujuzum.pdf
- http://inistor.com/ufiles/files/54195257362.pdf
- https://soechi.id/userfiles/file/komunigomasodifimebotanek.pdf
- http://gramercy-grand.ru/files/file/50782608118.pdf
- http://irinaburmistrova.ru/files/38912049770.pdf
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/b8pmois80m6sq54ddc962unhc4/67186797639.pdf
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/c5df316d15d284800786cd24aea7fa37/96269320440.pdf
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1608e54e66b469---56160388701.pdf
- https://sieuthimayphat.com/ckfinder/userfiles/files/88558578330.pdf
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/egvq27cth2ko3gmhpgp4pmjjbg/84275022763.pdf
- http://raunlarose.us/wp-content/plugins/formcraft/file-upload/server/content/files/1608584ef2ef85---95982512148.pdf
- https://andymullinscommercial.com/home/andy/public_html/ckfinder/userfiles/files/58440582504.pdf
- http://www.jobsincrete.gr/images/_user_na/file/58534358210.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=the+difference+between+acceleration+and+velocity
- 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_off0000f57d.bin89624deccc23b62b1538611c52470c88c7b44d2e8015e738c81c0dd42a15bf8e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF57D | 17256 bytes |
font_01_sfnt_off000122d8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122D8 | 16792 bytes |
font_02_sfnt_off00013aef.bin9432c642704567c766f5d86c0da650cbc949b66f8b28d6718a3ad52fb9b61991 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13AEF | 10772 bytes |
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