MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The document contains numerous embedded URLs pointing to compromised WordPress sites, suggesting it functions as a link farm designed to redirect users to potentially harmful content. The presence of 'utm_term' parameters in some URLs indicates an attempt to track user engagement, common in phishing or scam campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9160
Heuristics 6
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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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://medvor.ru/uplcv?utm_term=wotlk+mage+pvp PDF link annotation
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085a290d9fbe---ropig.pdfIn PDF document text
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/ae00o9fubtkmq4fb5itm23gkql/nodiseg.pdfIn PDF document text
- https://sckprime.com/wp-content/plugins/super-forms/uploads/php/files/e0e0fc8c2963e0ea967c0e521916ec2b/tederuxuribobutepatugu.pdfIn PDF document text
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160b310a57ec93---jozebexeden.pdfIn PDF document text
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074bc216d1b7---59680144900.pdfIn PDF document text
- http://inlikeflintlogistics.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5ea2f34f63---famumamiparurenosizixeko.pdfIn PDF document text
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b6399418bf5---78172741665.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160ac3d2a5a3cc---34721899596.pdfIn PDF document text
- http://ekachaiguitarist.com/ckfinder/userfiles/files/binadababutalinerasufelo.pdfIn PDF document text
- https://www.darrellstuckey.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca33cc4f3b---bozumodatifepolir.pdfIn PDF document text
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/160a75eac8dcd7---30329784887.pdfIn PDF document text
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a26455e3a0---novolu.pdfIn PDF document text
- https://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/frt5sc5l65aidthaqrhevjo4up/vogitanib.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbcc9ff3da3---nolidozo.pdfIn PDF document text
- http://zulassung4you.de/bilder/file/karabixarukanezebarafebez.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/332371008ca617980f52d5edd5afc472/gajifegekonizezi.pdfIn PDF document text
- http://bigxra.com/uploadfile/file/2021051201595873499.pdfIn PDF document text
- https://plswa.com/wp-content/plugins/super-forms/uploads/php/files/9693bb8879c1dc925c0f5c69d456d489/newupolonusuj.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000faf1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAF1 | 4636 bytes |
SHA-256: 975da101f04b8af26a2be24c0d7a467d44673c62dd0a099aab7024a6e270b3ab |
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font_01_sfnt_off00010ad0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AD0 | 11356 bytes |
SHA-256: c02d2f0e2137fa02b534b27ae6c12611e04dd3f2991d67d055cc79906c6eca66 |
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font_02_sfnt_off000131a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131A4 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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