MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to compromised websites and link farms, suggesting a phishing or malware distribution campaign. The document body, though heavily obfuscated, contains references to 'Mi tv 4a 32 inch android update' and 'wkhtmltopdf', likely serving as a lure to direct users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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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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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 https://philabc.ru/uplcv?utm_term=mi+tv+4a+32+inch+android+update PDF link annotation
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/ed2066c15cfb3fb36ce89d81abfc785a/55196421902.pdfIn PDF document text
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ac89f1438bd---zipoxuzejusafarugolap.pdfIn PDF document text
- http://wsystem.sk/userfiles/files/56094512385.pdfIn PDF document text
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c194220a84---gotitovezufotorelugebegev.pdfIn PDF document text
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a71411003ef---31049294142.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607b9d55ae5bb---sazumoximubim.pdfIn PDF document text
- https://bestrecycledautoparts.net/images_i/file/rukedilewuxizopexukexuwi.pdfIn PDF document text
- https://www.hontoys.com.au/wp-content/plugins/super-forms/uploads/php/files/04k3cntavjupedhbd7mu4sanh5/mevudisigobisegufonaleb.pdfIn PDF document text
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160775df82a019---8882673757.pdfIn PDF document text
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/a3cfdc7f7c08cafe0cd9ba5231fabf07/52876358504.pdfIn PDF document text
- https://leesman.com/wp-content/plugins/super-forms/uploads/php/files/03c9f7d87768e141e4a82e8a9d28b634/15316904388.pdfIn PDF document text
- https://www.deuba.info/wp-content/plugins/super-forms/uploads/php/files/9scu0e1btph46vdsujacch0lu7/jugijiwiferedi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f026.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF026 | 5400 bytes |
SHA-256: aafe86329f803925b9b5a0f3d151c6c4387eb87bf004caad8250dddf08e7c93f |
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font_01_sfnt_off00010291.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10291 | 1972 bytes |
SHA-256: cf0d8fb5527eae19401dfc12654250517e7a38e3cc95ac791bee53c0147e1778 |
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font_02_sfnt_off00010c04.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C04 | 11512 bytes |
SHA-256: 0fbc6a474b2fe676baf4191c5c1313ced7a77df622788b6f6415c32fa9ca648a |
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