MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to malicious infrastructure, specifically identified by the 'PDF_MALICIOUS_REDIRECTOR_LINK' heuristic. The document body, though partially corrupted, suggests a lure related to 'Romeo and Juliet' quizlet answers, likely to entice users to click the malicious link. The presence of numerous external PDF links also indicates a link farm strategy, further supporting the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://traffmen.ru/123?keyword=romeo+and+juliet+answers+quizlet
- https://cdn-cms.f-static.net/uploads/4408002/normal_5f9316c9aace2.pdf
- https://cdn-cms.f-static.net/uploads/4368956/normal_5f97cb1f65a25.pdf
- https://wovuposekase.weebly.com/uploads/1/3/4/6/134613379/maxivoxe-vepododagi-dafidev.pdf
- https://cdn-cms.f-static.net/uploads/4369802/normal_5f8841d640a67.pdf
- https://togitarusufojir.weebly.com/uploads/1/3/2/6/132681229/2d03cccaaa4.pdf
- https://cdn-cms.f-static.net/uploads/4365627/normal_5f87702f3db52.pdf
- https://cdn-cms.f-static.net/uploads/4390071/normal_5f92ccc7920a0.pdf
- https://cdn-cms.f-static.net/uploads/4389353/normal_5f9d1d02b7639.pdf
- https://xifobosakup.weebly.com/uploads/1/3/2/8/132815359/najebepo.pdf
- https://cdn-cms.f-static.net/uploads/4421462/normal_5f9cfed0e2d93.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/8a975367-40aa-40fe-a3f9-d942911e0293/billy_in_the_bowl.pdf
- https://uploads.strikinglycdn.com/files/d8aac590-69d4-4a6e-a1ba-11ceac0d73c5/33787017042.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_off0000c640.bine1508d92b9db780e923bf7d5a62e466c14cd13944db86bb989932f20c5eef786 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC640 | 5324 bytes |
font_01_sfnt_off0000d85d.bin768522a2cbaa5ea08fb6154fc755ee20173c33b31905ab917f32cbab9e49d81b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD85D | 10332 bytes |
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