MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing campaign. The presence of a 'download button' lure and a critical ClamAV detection for 'Pdf.Phishing.Trojan' strongly indicates malicious intent. The ML classifier also flagged this PDF with high confidence.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://midufefew.ru/123?utm_term=fire+png+video+free PDF link annotation
- https://static.s123-cdn-static.com/uploads/4369907/normal_6006283f4e6d4.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4462985/normal_5ffe6d070d797.pdfIn PDF document text
- https://buvonumonub.weebly.com/uploads/1/3/5/3/135304713/jogofofar.pdfIn PDF document text
- https://libodarupebixab.weebly.com/uploads/1/3/0/9/130969674/b9e2f1d3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4475987/normal_604f0dd59550f.pdfIn PDF document text
- https://kadekorik.weebly.com/uploads/1/3/1/4/131453454/747785.pdfIn PDF document text
- https://xavodumofas.weebly.com/uploads/1/3/4/9/134901052/7008609.pdfIn PDF document text
- https://mezinetoxapim.weebly.com/uploads/1/3/4/8/134887379/1473977.pdfIn PDF document text
- https://sotamepepoj.weebly.com/uploads/1/3/0/8/130874386/gokikufu.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4427498/normal_5fcbb86889fb9.pdfIn PDF document text
- https://mebijanuwirat.weebly.com/uploads/1/3/4/0/134042853/kejimunirode-lubomav-nexesib-sejuniselapolud.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4486215/normal_5fcee0addff21.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379618/normal_6021a2ca212cb.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://e0220c8c-c322-4c33-af83-7c5b0fe00b66.filesusr.com/ugd/a771bd_7e3a5bbab4c0446fa68f0ea9c2bb095c.pdf?index=trueIn PDF document text
- https://12dd324c-696b-4d67-8c19-991f3eacec2c.filesusr.com/ugd/eeb7bd_25cb025fb8d443c0aa1b794dc167eca0.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zonebon/zovobovobododazifafefob.pdfIn PDF document text
- https://s3.amazonaws.com/fotojipifuzitul/rental_agreement_format_sample.pdfIn PDF document text
- https://s3.amazonaws.com/ragejufa/katamebezepodatagulidasig.pdfIn PDF document text
- https://s3.amazonaws.com/netinuwa/kohler_command_pro_27_parts.pdfIn PDF document text
- https://f4dd034e-00c7-465c-b850-fb2d75accad5.filesusr.com/ugd/769f78_0d05897566544721bad60f1eaa02c77f.pdf?index=trueIn 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f903.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF903 | 4804 bytes |
SHA-256: 929a1faf67ace3e7f642b6ae1faea57a77ad4c5efaf3acdb4ad7610edac1eb33 |
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font_01_sfnt_off0001097d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1097D | 11380 bytes |
SHA-256: 2f7942f592a223c2b49a0d2ce0e9ab450490772322f95fb35e594dcea258f60a |
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