MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised CMS upload directories. These links likely serve as a distribution point for phishing content or further malware. The PDF itself does not contain readable text, but its structure and embedded links strongly indicate a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.6715
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://maxidmum.com/images/upload/fck/file/20969610414.pdf In PDF document text
- https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/77f5e24947dd2bf9062abdf1b7c89ea3/54309246347.pdfIn PDF document text
- https://leunamgroup.com/wp-content/plugins/super-forms/uploads/php/files/3a10a5fd2a0081f13205071ec493eec3/xalukurikufuliwisijidiri.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608728e44bca8---kitedumeguwawebozibe.pdfIn PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/1608146f93590a---324750358.pdfIn PDF document text
- http://fertilityupdates.com/userfiles/files/45522668978.pdfIn PDF document text
- https://www.djluk.co.uk/wp-content/plugins/super-forms/uploads/php/files/c3otht4516ct7rji8dg3nsdbkj/58749233097.pdfIn PDF document text
- https://macauroommate.com/ckfinder/userfiles/files/32522958039.pdfIn PDF document text
- https://www.dishdivvy.com/wp-content/plugins/super-forms/uploads/php/files/ba7d6afb0078674ffce50aab9a2bcb74/74052493336.pdfIn PDF document text
- https://vickers-electronics.co.uk/wp-content/plugins/super-forms/uploads/php/files/0425154b95325071abcabdf7c9509f43/25967024266.pdfIn PDF document text
- http://www.misshandicap.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16073fe1cb4deb---64043709063.pdfIn PDF document text
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075d4c20482e---tuwexozozutibaxukirumev.pdfIn PDF document text
- http://braciszewska-klimek.pl/fck_files/file/sizaxebowarebofazunesa.pdfIn PDF document text
- http://hi-reid-solutions.com/wp-content/plugins/super-forms/uploads/php/files/b0f48af553d7dc9d90782b4e0dea7058/98618954594.pdfIn PDF document text
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/cb9rankcjtp9fe02vfk3sh14kl/10969826649.pdfIn PDF document text
- https://monyetjoget.com/contents//files/dowisijinevuno.pdfIn PDF document text
- https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/e41817eae708ff83ee15db8835e6b191/diwus.pdfIn PDF document text
- http://aweibel.com/Photo/file/82808865402.pdfIn PDF document text
- http://beckydavidsonhomes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c9204777091---zotugovupibozazuwoxokil.pdfIn PDF document text
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/c82bec162a7a317e395ecc6a908ea8f3/duvovenikazeropiluza.pdfIn PDF document text
- http://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/r9v7it062t8d0sk7f87fknklv2/dewexuvur.pdfIn PDF document text
- https://big-cash.de/wp-content/plugins/super-forms/uploads/php/files/f26lmg12ch2usltvj1roh96id2/42092596955.pdfIn PDF document text
- http://kondicionery-krasnogorsk.ru/upload_picture/file/21792165992.pdfIn PDF document text
- https://www.finestkindcharter.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ada2460888d---57018749063.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=insight+st+petersPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB71 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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