MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, with numerous embedded URLs pointing to potentially compromised WordPress sites and disposable domains. These links likely serve to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.8292
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 http://haohanlegend.com/Uploadfiles/files/47378666461.pdf In PDF document text
- https://sport-jicin.cz/dokumenty/jafefetezexosi.pdfIn PDF document text
- https://samowar.ch/upload/file/nogubosizifoxebalisedezad.pdfIn PDF document text
- https://www.cibaospalaser.com/wp-content/plugins/super-forms/uploads/php/files/8lrr0rk5nfov41ok4dscf20qdp/85145336066.pdfIn PDF document text
- http://rusiuojigalvoji.lt/wp-content/plugins/formcraft/file-upload/server/content/files/160772c14189fb---tumokijizel.pdfIn PDF document text
- http://101balkon.ru/upload/files/xolatomobuxuwewimiganefor.pdfIn PDF document text
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/9bb033d4ea3ca59169002b38518296d4/88186571808.pdfIn PDF document text
- http://juha.be/_files/file/jadavebolesadisumalaju.pdfIn PDF document text
- https://anthonygillant.com/userfiles/file/ruponin.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fb2f9067f5---29461122204.pdfIn PDF document text
- http://arniestribu.com/campannas/file/xomevenofojiretasa.pdfIn PDF document text
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/23a6bdd0027731d2ff8ab43c7336345b/91930598359.pdfIn PDF document text
- http://aj-logistics.com/stock/userfiles/file/napexa.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c2958ff0b35---jejojatesewulexibadevexo.pdfIn PDF document text
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/jajf617mr7v28dkcpj1oi2flk0/zozamibodijapujekive.pdfIn PDF document text
- http://www.idenet.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b332f76095d---53820730172.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160808c4056f9c---sugolorukageman.pdfIn PDF document text
- http://szymonadamczyk.pl/uploads/fck/file/ladevapotuvisagitupi.pdfIn PDF document text
- https://cpsguffanti.com/uploads/file/87019439322.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/td3lf1n2o6stvlr1h7vjq8pcbn/razewurotawumefoki.pdfIn PDF document text
- http://www.allatpatikapecs.hu/images/file/75691252209.pdfIn PDF document text
- https://solarconsulting.org/wp-content/plugins/super-forms/uploads/php/files/17d577874e3f4270d5d895a0e974d974/raboxem.pdfIn PDF document text
- http://k-yoga.org/file_upload/spaw_upload/file/20210726001253.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=vb+knowledge+matters+shopping+math+quiz+answersPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0002163f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2163F | 19456 bytes |
SHA-256: b652d8a69ba4936b5e3ca0ee2b450afb74b3ef95ba76b03a2afc68c9fb2be783 |
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font_01_sfnt_off00024a02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x24A02 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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