MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It contains a link farm with numerous URLs pointing to compromised WordPress sites, likely intended to redirect users to malicious content. The presence of embedded URLs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic suggest an attempt to obscure the final malicious destination. No scripts were extracted, but the structure strongly implies a malicious redirection scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.7265
Heuristics 5
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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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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://advancedbusiness.co/wp-content/plugins/super-forms/uploads/php/files/1ce7498f61ce96a01c1f70b90377f986/55796356925.pdf In PDF document text
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/10ada9dd0e25f769f8555b022543d053/92973801018.pdfIn PDF document text
- http://webscape.co.bw/wp-content/plugins/formcraft/file-upload/server/content/files/160a1a838bdf2f---40386976895.pdfIn PDF document text
- https://aashianarealty.com/file/80030977778.pdfIn PDF document text
- https://skyzoan.com/cake/beta/userfiles/file/xovul.pdfIn PDF document text
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/2e8mcthg2sndr6noinsf9a46rn/zawopaximar.pdfIn PDF document text
- https://www.swx.global/wp-content/plugins/super-forms/uploads/php/files/3ac49acedde5926a80efa3f3b4dbd763/fasoxilaxapurog.pdfIn PDF document text
- http://dayuntang.com/assets/uploads/ckedit/files/20210707215704.pdfIn PDF document text
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c1a8b135e0c---jofivuweri.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/1ecc2a1aa46996b5bae723884880b14a/ruwazeduxelag.pdfIn PDF document text
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/1608752c56f7db---33235120092.pdfIn PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f8dae536a48---3811311832.pdfIn PDF document text
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160bbbf894d7fb---54320654216.pdfIn PDF document text
- http://basumati.com/app/webroot/ckfinder/userfiles/files/kexutamezonazaxofof.pdfIn PDF document text
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/b3c3f44ad964838d9959aa92575f71fc/pafafaramut.pdfIn PDF document text
- http://www.mkkdigital.pt/wp-content/plugins/formcraft/file-upload/server/content/files/160712e06c46d7---93004403337.pdfIn PDF document text
- https://solo-enoant.com/content/files/files/25866119878.pdfIn PDF document text
- https://marksiegeldds.com/wp-content/plugins/super-forms/uploads/php/files/8a2af0348ae732251fb20474dbd377ea/fesijuzapowerelabup.pdfIn PDF document text
- http://tetraeng.it/userfiles/files/sebonofagarebifitogiruvo.pdfIn PDF document text
- http://fulepmark.hu/nyebu/fulepmark/userfiles/file/jesaseguv.pdfIn PDF document text
- http://tv-sat.cz/userfiles/file/lekamesuwitogolidojatifo.pdfIn PDF document text
- http://colantuono.it/userfiles/files/63021553240.pdfIn PDF document text
- http://gwhs79.com/clients/867100/File/22792321021.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=scribbl+app+without+watermarkPDF link annotation
- 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_off000140ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x140EC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00015903.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15903 | 10860 bytes |
SHA-256: 5d01a1209a57e74f3c04461945e07da376d49e299b6ddea5b0cf368989b24b1f |
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font_02_sfnt_off000171ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x171ED | 1744 bytes |
SHA-256: e9fea4e9a79968184bc5c686f7ad1e79c43b7214ab4612558266dcb628664b43 |
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