MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple links to external websites, with one critical heuristic identifying a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, suggests a lure related to a 'visitor guide'. The presence of numerous external PDF links further supports a link farm or redirection strategy. ClamAV detection and ML classification confirm the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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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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://cctraff.ru/123?utm_term=seaworld+san+diego+visitor+guide
- https://cdn-cms.f-static.net/uploads/4371524/normal_5fd204a856885.pdf
- https://cdn-cms.f-static.net/uploads/4369304/normal_5f892631ee78c.pdf
- https://cdn-cms.f-static.net/uploads/4366041/normal_5fda8eee98d58.pdf
- https://fosobezi.weebly.com/uploads/1/3/4/8/134898374/9186674.pdf
- https://cdn-cms.f-static.net/uploads/4469827/normal_5fd662ea6b72c.pdf
- https://kizekusoviwo.weebly.com/uploads/1/3/1/4/131453028/sevogotili.pdf
- https://cdn-cms.f-static.net/uploads/4384470/normal_5fafedc1825f5.pdf
- https://static.s123-cdn-static.com/uploads/4475389/normal_5fc683397631c.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://s3.amazonaws.com/tojabixefova/com_tam_bi_suon_cha.pdf
- https://static1.squarespace.com/static/5fc6ac042e537a05ef314d38/t/5fcace18a0b42e356699f7d4/1607126552900/sebetibikisamezetolusut.pdf
- https://s3.amazonaws.com/resixexi/wamomemodirodejinadim.pdf
- https://s3.amazonaws.com/feliso/cabela_s_african_adventures_pc.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ce5d.binda16ba948ab9de7339c1092070f77bfc62d44b8a473b549c4c7653b8c581d2b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE5D | 5248 bytes |
font_01_sfnt_off0000e058.bina7fc37c165eafc92871a209fd418c1fc61ba501df2b2684ed890a857aa52b5f1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE058 | 11080 bytes |
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