MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous links, many of which point to compromised CMS upload storage, indicating a link farm designed to redirect users to malicious content. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature. The primary attack pattern involves luring users through a seemingly innocuous document to potentially malicious external sites.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4082
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://cspdental.com/wp-content/plugins/super-forms/uploads/php/files/dc42fdeffbecf77533908036c45c18fd/ketowixumaberetuxivurale.pdf
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160795a1730814---wawinu.pdf
- http://ogbchurch.com/clients/880797/File/10405831264.pdf
- http://misterholidaysanprisco.it/userfiles/files/34885594219.pdf
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/6a1339a06dedb7b4f79a69b87b7aaafb/kesavitibuwodeburupuxasur.pdf
- http://purpledoorchurch.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bb11da2362---darubipoxudexex.pdf
- https://thesaddlebank.com/wp-content/plugins/super-forms/uploads/php/files/2s3o3ec4hf3hkl7et30ct8ra0t/17205801858.pdf
- http://sochi-polyana.com/ckfinder/userfiles/files/tefumusixaweferafira.pdf
- http://maihome.hu/admin1/file/bebofererofofaluge.pdf
- http://onsijsselstein.nl/userfiles/files/99065681788.pdf
- http://bertrandetgastineaudesigners.com/userfiles/file/3885752793.pdf
- https://dm288.rs/slicice/file/36577018896.pdf
- https://teddybestore.it/file/87513238359.pdf
- https://verner.lt/images/files/zibubed.pdf
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075a81f40545---pezikokusa.pdf
- http://namhungholdings.com/uploads/ckfinder/files/sutepizujuwuzu.pdf
- http://www.corazondelsol.es/ckfinder/userfiles/files/nakipubepuxa.pdf
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3c6366c047---tetebabe.pdf
- https://www.sixteengrams.com/wp-content/plugins/super-forms/uploads/php/files/4rtvkeqdtp1d8h3ajqc4onrl58/79157293670.pdf
- https://maconlux.lu/userfiles/files/72729651946.pdf
- https://www.asahinafunnels.com/wp-content/plugins/super-forms/uploads/php/files/ec3eeqn2huo4h66mhdmc8ho7n3/7349639125.pdf
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608a039b0b106---xujabum.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=shaolin+soccer+subtitles+english+free+download
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_012_off0001922f.bin7be3ed9df23643089f049e5e7b425b292ba2ef2365cb1e959b792f5d893ec90e |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x1922F | 12692 bytes |
font_00_sfnt_off0001096a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1096A | 16792 bytes |
font_01_sfnt_off00012181.bin57e3f4024885a4ff4f9910433725be71d618653cf95a540919cebcbb2cff4b72 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12181 | 11156 bytes |
font_02_sfnt_off00013b5c.bin8a85e56f833fbcd742142adffde03e6f35bff2f120b73a0d6e6fb820d63f2770 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B5C | 30660 bytes |
font_03_sfnt_off00018626.bin4b87d6432957a29260bd8fa99d33088e1fecfba05270c36ad2afe2c581a12b80 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18626 | 2940 bytes |
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