MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as DVR instructions, aiming to lure users to a potentially harmful website. The PDF also hosts a link farm, suggesting an attempt to manipulate search engine results or distribute content across multiple domains. The ML classifier strongly indicated maliciousness, supporting the presence of a malicious redirector.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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://ttraff.club/123?keyword=zosi+h264+hd+720p+dvr+instructions
- https://cdn-cms.f-static.net/uploads/4369187/normal_5f88114ad4bc3.pdf
- https://cdn-cms.f-static.net/uploads/4367650/normal_5f8748699ef01.pdf
- https://cdn-cms.f-static.net/uploads/4366317/normal_5f872600527a3.pdf
- https://cdn-cms.f-static.net/uploads/4369179/normal_5f87a1895bab7.pdf
- https://kusanogiwaxug.weebly.com/uploads/1/3/0/8/130873987/xokori.pdf
- https://xumabilere.weebly.com/uploads/1/3/1/1/131163638/zikavabedi.pdf
- https://cdn-cms.f-static.net/uploads/4369905/normal_5f88b4e966cb8.pdf
- https://cdn-cms.f-static.net/uploads/4380411/normal_5f8b501ce5adb.pdf
- https://cdn-cms.f-static.net/uploads/4366406/normal_5f87bbb71590a.pdf
- https://cdn-cms.f-static.net/uploads/4376086/normal_5f8b306a0cc9b.pdf
- https://godadonalizubo.weebly.com/uploads/1/3/1/4/131437317/purigixajelupigeru.pdf
- https://babinekisifuve.weebly.com/uploads/1/3/2/6/132696104/9e12e.pdf
- https://lipowuripipu.weebly.com/uploads/1/3/1/3/131378852/1140105.pdf
- https://bezebaterizijir.weebly.com/uploads/1/3/1/3/131384714/2126607.pdf
- https://fulipevaxavu.weebly.com/uploads/1/3/2/6/132695351/limadizade.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000068ec.bin5bc225bd103fe225626b60912f3cd4560df462aaf33d59669ce27c900d9627a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68EC | 5532 bytes |
font_01_sfnt_off00007bcb.binfbf527697209e20468e8c7d803a62066497cffccc784454fd668d0b9c2261b69 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BCB | 12164 bytes |
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