MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to external websites, many hosted on compromised CMS platforms or disposable domains, suggesting a link farm or redirection mechanism. The document body, though heavily obfuscated, contains references to 'quiz pic answers' and is generated by wkhtmltopdf, indicating a potential lure to trick users into visiting these malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://ehomeforeclosure.org/images/file/zopezixuzikav.pdf In PDF document text
- https://takiminsahada.com/wp-content/plugins/super-forms/uploads/php/files/ih3ku1ibcavf4qjljoo66rjvh6/zipobezufawanuvumikune.pdfIn PDF document text
- http://vervesimuhub.com/userfiles/file/rudotidodurifo.pdfIn PDF document text
- https://wegofa.com/userfiles/file/bosedakunemudurisit.pdfIn PDF document text
- https://www.federatedlighting.com/wp-content/plugins/super-forms/uploads/php/files/e597e9a763c571efa87e9c83637366fe/6641334505.pdfIn PDF document text
- https://sportli.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc66ddb792---jelikigubawele.pdfIn PDF document text
- http://kompletucetnictvi.cz/files/file/53434347906.pdfIn PDF document text
- http://extreamtuning.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607828df0fb4e---jiwunufadidisufaliramu.pdfIn PDF document text
- https://studio45.live/wp-content/plugins/super-forms/uploads/php/files/sg5nnjh31a91sg71orsj0v84kq/fifuwisidibalifudogukebi.pdfIn PDF document text
- http://danchrisjewelry.com/userfiles/file/tujurilitojubilajuvalum.pdfIn PDF document text
- https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/f5bbc487e44bf170384f4fdee09aba5d/96959234993.pdfIn PDF document text
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/b5d1a117963a48cf779b526c0d990cde/jiboli.pdfIn PDF document text
- https://askopenko.com/wp-content/plugins/super-forms/uploads/php/files/85b9feb428e4a0336b1e4401ab86beca/duwofobirudevuzon.pdfIn PDF document text
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160947aa9c21b1---67105715017.pdfIn PDF document text
- https://ferado.vn/userfiles/file/jeseroler.pdfIn PDF document text
- https://www.tangelo.no/wp-content/plugins/formcraft/file-upload/server/content/files/1608a3f6429266---jojosulalurojufelazetofex.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607d4a12813e3---46206148076.pdfIn PDF document text
- http://greaterdeliveranceministries1.com/clients/61527/File/9576459212.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=quiz+pic+answersPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f94f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF94F | 5096 bytes |
SHA-256: b280e87a8bec2e236f1e62a8d737a3e4d62346c12d73d7f4475e60892b278ccc |
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font_01_sfnt_off00010ace.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10ACE | 10876 bytes |
SHA-256: 81060a491a44f877b0a2be3dc5be13b46014ebe98eee660b862c0f36bac48a35 |
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